1 1676 127 OBJECTIVE AND SUBJECTIVE MEASURES OF EXERCISE INTENSITY DURING THERMO-NEUTRAL AND HOT YOGA. WHILE HOT YOGA HAS GAINED ENORMOUS POPULARITY IN RECENT YEARS, OWING IN PART TO INCREASED ENVIRONMENTAL CHALLENGE ASSOCIATED WITH EXERCISE IN THE HEAT, IT IS NOT CLEAR WHETHER HOT YOGA IS MORE VIGOROUS THAN THERMO-NEUTRAL YOGA. THEREFORE, THE AIM OF THIS STUDY WAS TO DETERMINE OBJECTIVE AND SUBJECTIVE MEASURES OF EXERCISE INTENSITY DURING CONSTANT INTENSITY YOGA IN A HOT AND THERMO-NEUTRAL ENVIRONMENT. USING A RANDOMIZED, CROSSOVER DESIGN, 14 PARTICIPANTS COMPLETED 2 IDENTICAL APPROXIMATELY 20-MIN YOGA SESSIONS IN A HOT (35.3 +/- 0.8 DEGREES C; HUMIDITY: 20.5% +/- 1.4%) AND THERMO-NEUTRAL (22.1 +/- 0.2 DEGREES C; HUMIDITY: 27.8% +/- 1.6%) ENVIRONMENT. OXYGEN CONSUMPTION AND HEART RATE (HR) WERE RECORDED AS OBJECTIVE MEASURES (PERCENTAGE OF MAXIMAL OXYGEN CONSUMPTION AND PERCENTAGE OF MAXIMAL HR (%HRMAX)) AND RATING OF PERCEIVED EXERTION (RPE) WAS RECORDED AS A SUBJECTIVE MEASURE OF EXERCISE INTENSITY. THERE WAS NO DIFFERENCE IN EXERCISE INTENSITY BASED ON PERCENTAGE OF MAXIMAL OXYGEN CONSUMPTION DURING HOT VERSUS THERMO-NEUTRAL YOGA (30.9% +/- 2.3% VS. 30.5% +/- 1.8%, P = 0.68). HOWEVER, EXERCISE INTENSITY WAS SIGNIFICANTLY HIGHER DURING HOT VERSUS THERMO-NEUTRAL YOGA BASED ON %HRMAX (67.0% +/- 2.3% VS. 60.8% +/- 1.9%, P = 0.01) AND RPE (12 +/- 1 VS. 11 +/- 1, P = 0.04). ACCORDING TO ESTABLISHED EXERCISE INTENSITIES, HOT YOGA WAS CLASSIFIED AS LIGHT-INTENSITY EXERCISE BASED ON PERCENTAGE OF MAXIMAL OXYGEN CONSUMPTION BUT MODERATE-INTENSITY EXERCISE BASED ON %HRMAX AND RPE WHILE THERMO-NEUTRAL YOGA WAS CLASSIFIED AS LIGHT-INTENSITY EXERCISE BASED ON PERCENTAGE OF MAXIMAL OXYGEN UPTAKE, %HRMAX, AND RPE. DESPITE THE ADDED HEMODYNAMIC STRESS AND PERCEPTION THAT YOGA IS MORE STRENUOUS IN A HOT ENVIRONMENT, WE OBSERVED SIMILAR OXYGEN CONSUMPTION DURING HOT VERSUS THERMO-NEUTRAL YOGA, CLASSIFYING BOTH EXERCISE MODALITIES AS LIGHT-INTENSITY EXERCISE. 2018 2 2857 27 YOGA-BASED CARDIAC REHABILITATION AFTER ACUTE MYOCARDIAL INFARCTION: A RANDOMIZED TRIAL. BACKGROUND: GIVEN THE SHORTAGE OF CARDIAC REHABILITATION (CR) PROGRAMS IN INDIA AND POOR UPTAKE WORLDWIDE, THERE IS AN URGENT NEED TO FIND ALTERNATIVE MODELS OF CR THAT ARE INEXPENSIVE AND MAY OFFER CHOICE TO SUBGROUPS WITH POOR UPTAKE (E.G., WOMEN AND ELDERLY). OBJECTIVES: THIS STUDY SOUGHT TO EVALUATE THE EFFECTS OF YOGA-BASED CR (YOGA-CARE) ON MAJOR CARDIOVASCULAR EVENTS AND SELF-RATED HEALTH IN A MULTICENTER RANDOMIZED CONTROLLED TRIAL. METHODS: THE TRIAL WAS CONDUCTED IN 24 MEDICAL CENTERS ACROSS INDIA. THIS STUDY RECRUITED 3,959 PATIENTS WITH ACUTE MYOCARDIAL INFARCTION WITH A MEDIAN AND MINIMUM FOLLOW-UP OF 22 AND 6 MONTHS. PATIENTS WERE INDIVIDUALLY RANDOMIZED TO RECEIVE EITHER A YOGA-CARE PROGRAM (N = 1,970) OR ENHANCED STANDARD CARE INVOLVING EDUCATIONAL ADVICE (N = 1,989). THE CO-PRIMARY OUTCOMES WERE: 1) FIRST OCCURRENCE OF MAJOR ADVERSE CARDIOVASCULAR EVENTS (MACE) (COMPOSITE OF ALL-CAUSE MORTALITY, MYOCARDIAL INFARCTION, STROKE, OR EMERGENCY CARDIOVASCULAR HOSPITALIZATION); AND 2) SELF-RATED HEALTH ON THE EUROPEAN QUALITY OF LIFE-5 DIMENSIONS-5 LEVEL VISUAL ANALOGUE SCALE AT 12 WEEKS. RESULTS: MACE OCCURRED IN 131 (6.7%) PATIENTS IN THE YOGA-CARE GROUP AND 146 (7.4%) PATIENTS IN THE ENHANCED STANDARD CARE GROUP (HAZARD RATIO WITH YOGA-CARE: 0.90; 95% CONFIDENCE INTERVAL [CI]: 0.71 TO 1.15; P = 0.41). SELF-RATED HEALTH WAS 77 IN YOGA-CARE AND 75.7 IN THE ENHANCED STANDARD CARE GROUP (BASELINE-ADJUSTED MEAN DIFFERENCE IN FAVOR OF YOGA-CARE: 1.5; 95% CI: 0.5 TO 2.5; P = 0.002). THE YOGA-CARE GROUP HAD GREATER RETURN TO PRE-INFARCT ACTIVITIES, BUT THERE WAS NO DIFFERENCE IN TOBACCO CESSATION OR MEDICATION ADHERENCE BETWEEN THE TREATMENT GROUPS (SECONDARY OUTCOMES). CONCLUSIONS: YOGA-CARE IMPROVED SELF-RATED HEALTH AND RETURN TO PRE-INFARCT ACTIVITIES AFTER ACUTE MYOCARDIAL INFARCTION, BUT THE TRIAL LACKED STATISTICAL POWER TO SHOW A DIFFERENCE IN MACE. YOGA-CARE MAY BE AN OPTION WHEN CONVENTIONAL CR IS UNAVAILABLE OR UNACCEPTABLE TO INDIVIDUALS. (A STUDY ON EFFECTIVENESS OF YOGA BASED CARDIAC REHABILITATION PROGRAMME IN INDIA AND UNITED KINGDOM; CTRI/2012/02/002408). 2020 3 1028 25 EFFECTS OF YOGA EXERCISE ON MAXIMUM OXYGEN UPTAKE, CORTISOL LEVEL, AND CREATINE KINASE MYOCARDIAL BOND ACTIVITY IN FEMALE PATIENTS WITH SKELETAL MUSCLE PAIN SYNDROME. [PURPOSE] THIS STUDY ANALYZED THE EFFECTS OF YOGA EXERCISE ON MAXIMUM OXYGEN UPTAKE, CORTISOL LEVEL, AND CREATINE KINASE MYOCARDIAL BOND ACTIVITY IN FEMALE PATIENTS WITH SKELETAL MUSCLE PAIN SYNDROME. [SUBJECTS] THE SUBJECTS WERE 24 FEMALE PATIENTS WITH SKELETAL MUSCLE PAIN SYNDROME. [METHODS] THE SUBJECTS WERE DIVIDED INTO 2 GROUPS: A YOGA EXERCISE GROUP (N = 12) AND A NON-EXERCISE CONTROL GROUP (N = 12). BODY COMPOSITION, MAXIMUM OXYGEN UPTAKE, CORTISOL LEVEL, AND CREATINE KINASE MYOCARDIAL BOND ACTIVITY WERE MEASURED BEFORE AND AFTER A 12-WEEK YOGA EXERCISE PROGRAM. [RESULTS] AFTER THE 12-WEEK YOGA EXERCISE PROGRAM, THE EXERCISE GROUP EXHIBITED SLIGHTLY HIGHER MAXIMUM OXYGEN UPTAKE AND CREATINE KINASE MYOCARDIAL BOND ACTIVITY THAN THE CONTROL GROUP, BUT THE DIFFERENCES WERE NOT STATISTICALLY SIGNIFICANT. IN ADDITION, THE EXERCISE GROUP EXHIBITED A SIGNIFICANT DECREASE IN CORTISOL LEVEL. [CONCLUSION] REGULAR AND CONTINUOUS AEROBIC EXERCISE SUCH AS YOGA IMPROVES BODY COMPOSITION, MAXIMUM OXYGEN UPTAKE, CORTISOL LEVEL, AND CREATINE KINASE MYOCARDIAL BOND ACTIVITY IN FEMALE PATIENTS WITH SKELETAL MUSCLE PAIN SYNDROME. 2015 4 614 24 DEVELOPMENT OF A YOGA-BASED CARDIAC REHABILITATION (YOGA-CARE) PROGRAMME FOR SECONDARY PREVENTION OF MYOCARDIAL INFARCTION. CARDIAC REHABILITATION (CR) AFTER MYOCARDIAL INFARCTION IS HIGHLY EFFECTIVE. IT IS UNAVAILABLE IN PUBLIC HOSPITALS IN INDIA DUE TO LIMITED RESOURCES. OUR OBJECTIVE WAS TO DEVELOP A SCALABLE MODEL OF CR FOR INDIA BASED ON YOGA, WHICH COULD ALSO APPEAL TO SOME GROUPS WITH LOW UPTAKE OF CR (E.G., ETHNIC MINORITIES, WOMEN, AND OLDER PEOPLE) GLOBALLY. THE INTERVENTION WAS DEVELOPED USING A STRUCTURED PROCESS. A LITERATURE REVIEW AND CONSULTATIONS WITH YOGA EXPERTS, CR EXPERTS, AND POSTMYOCARDIAL INFARCTION PATIENTS WERE CONDUCTED TO SYSTEMATICALLY IDENTIFY AND SHORTLIST APPROPRIATE YOGA EXERCISES AND POSTURES, BREATHING EXERCISES, MEDITATION AND RELAXATION PRACTICES, AND LIFESTYLE CHANGES, WHICH WERE INCORPORATED INTO A CONVENTIONAL CR FRAMEWORK. THE DRAFT INTERVENTION WAS FURTHER REFINED BASED ON THE FEEDBACK FROM AN INTERNAL STAKEHOLDER GROUP AND AN EXTERNAL PANEL OF INTERNATIONAL EXPERTS, BEFORE BEING PILOTED WITH YOGA INSTRUCTORS AND PATIENTS WITH MYOCARDIAL INFARCTION. A FOUR-PHASE YOGA-BASED CR (YOGA-CARE) PROGRAMME WAS DEVELOPED FOR DELIVERY BY A SINGLE YOGA INSTRUCTOR WITH BASIC TRAINING. THE PROGRAMME CONSISTS OF A TOTAL OF 13 INSTRUCTOR-LED SESSIONS (2 INDIVIDUAL AND 11 GROUP) OVER A 3-MONTH PERIOD. GROUP SESSIONS INCLUDE GUIDED PRACTICE OF YOGA EXERCISES AND POSTURES, BREATHING EXERCISES, AND MEDITATION AND RELAXATION PRACTICES, AND SUPPORT FOR THE LIFESTYLE CHANGE AND COPING THROUGH A MODERATED DISCUSSION. PATIENTS ARE ENCOURAGED TO SELF-PRACTICE DAILY AT HOME AND CONTINUE LONG-TERM WITH THE HELP OF A BOOKLET AND DIGITAL VIDEO DISC (DVD). FAMILY MEMBERS/CARERS ARE ENCOURAGED TO JOIN THROUGHOUT. IN CONCLUSION, A NOVEL YOGA-BASED CR PROGRAMME HAS BEEN DEVELOPED, WHICH PROMISES TO PROVIDE A SCALABLE CR SOLUTION FOR INDIA AND AN ALTERNATIVE CHOICE FOR CR GLOBALLY. IT IS CURRENTLY BEING EVALUATED IN A LARGE MULTICENTRE RANDOMISED CONTROLLED TRIAL ACROSS INDIA. 2019 5 1147 39 ENERGY EXPENDITURE DURING A VINYASA YOGA SESSION. BACKGROUND: VINYASA YOGA HAS BEEN RECENTLY PROMOTED AS ONE OF THE MOST POPULAR MINDFUL EXERCISES TO IMPROVE OVERALL HEALTH, INCLUDING BODY WEIGHT MANAGEMENT. THE PURPOSE OF THIS STUDY WAS TO DETERMINE THE METABOLIC RESPONSE OF 24 MODERATELY TRAINED INDIVIDUALS DURING A 90-MIN GROUP VINYASA YOGA ROUTINE. METHODS: HEART RATE (HR) TIME COURSE OF 12 MALES AND 12 FEMALES (AGE: 39+/-7.33 YEARS) WAS RECORDED DURING TWO GROUP VINYASA YOGA SESSIONS CONSISTED OF FOUR SECTIONS (WARM-UP, HIGH-INTENSITY SURYA NAMASKAR (HSN), NO SURYA NAMASKAR POSTURES, AND COOL-DOWN). MAXIMAL OXYGEN UPTAKE (VO2PEAK) AND MAXIMUM HR HAD BEEN ESTIMATED EARLIER AFTER A MAXIMAL TREADMILL TEST. VO2 DURING VINYASA YOGA SESSIONS WAS ESTIMATED FROM INDIVIDUAL REGRESSION EQUATIONS USING THE RELATIONSHIP OF VO2 AND HR VALUES DERIVED FROM VO2PEAK TEST, WHILE THE METABOLIC RATE (KCAL/MIN) WAS CALCULATED FROM THE RELATIONSHIP OF HR AND KCAL/MIN. TOTAL SESSION ENERGY CONSUMPTION WAS THE AVERAGE VALUE OF THE TWO YOGA SESSIONS. RESULTS: THE 2 (GENDER) X 4 (SECTIONS) MIXED ANOVA REVEALED NO SIGNIFICANT INTERACTION BETWEEN THE TWO FACTORS (P=0.101) FOR THE MEAN METABOLIC RATE (7.1+/-2.6 KCAL/MIN). MEAN METABOLIC RATE THOUGHT WAS HIGHER (P=0.015) IN MALES COMPARED TO FEMALES AT EACH SECTION. ALSO, SIGNIFICANT DIFFERENCES WERE FOUND AMONG THE FOUR VINYASA YOGA SECTIONS (P<0.001) IN THE RATE OF ENERGY EXPENDITURE, WITH HSN PRESENTING THE HIGHEST MEAN VALUES (P<0.05). CONCLUSIONS: IT SEEMS THAT SYSTEMATIC PARTICIPATION IN VINYASA YOGA MAY EFFECTIVELY IMPROVE CARDIORESPIRATORY FITNESS AND PROMOTE BODY WEIGHT LOSS, AS AN ALTERNATIVE METHOD TO TRADITIONAL AEROBIC EXERCISE. 2020 6 2258 43 THE PHYSIOLOGICAL RESPONSES TO BIKRAM YOGA IN NOVICE AND EXPERIENCED PRACTITIONERS. CONTEXT: BIKRAM YOGA HAS GAINED A LARGE FOLLOWING, POSSIBLY BECAUSE OF WIDESPREAD CLAIMS BOASTING ENERGY EXPENDITURE OF UP TO 1000 CALORIES PER SESSION. HOWEVER, THESE CLAIMS ARE UNFOUNDED BECAUSE NO SCIENTIFIC STUDY HAS INVESTIGATED THE METABOLIC RESPONSE TO A COMPLETE, STANDARDIZED BIKRAM YOGA CLASS. OBJECTIVES: THIS STUDY INTENDS TO DETERMINE ENERGY EXPENDITURE, HEART RATE, AND SWEAT RATE IN NOVICE AND EXPERIENCED PRACTITIONERS FROM A STANDARDIZED BIKRAM YOGA CLASS. SETTING: DATA WERE COLLECTED IN THE ENVIRONMENTAL CHAMBER OF THE EXERCISE PHYSIOLOGY LABORATORY AT SAN DIEGO STATE UNIVERSITY IN CALIFORNIA, USA. PARTICIPANTS: MALE (N = 5) AND FEMALE (N = 19) PARTICIPANTS BETWEEN THE AGES OF 18 AND 57 Y WERE RECRUITED THROUGH FLYERS IN YOGA STUDIOS THROUGHOUT SAN DIEGO. PARTICIPANTS WERE CLASSIFIED AS EXPERIENCED OR NOVICE PRACTITIONERS, HAVING COMPLETED >/=20 OR <20 SESSIONS, RESPECTIVELY. INTERVENTIONS: PARTICIPANTS WERE GUIDED THROUGH A STANDARDIZED 90-MIN YOGA CLASS PERFORMED IN A HOT ENVIRONMENT USING BIKRAM'S STANDARD BEGINNING DIALOGUE, WHILE EXPIRED GAS WAS COLLECTED AND HEART RATE WAS RECORDED. OUTCOME MEASURES: ENERGY EXPENDITURE, CALCULATED VIA OXYGEN UPTAKE, AND HEART RATE WERE DETERMINED FOR EACH POSTURE AND TRANSITION PERIOD. IN ADDITION, SWEAT RATE AND CORE TEMPERATURE WERE RECORDED FOR EACH PARTICIPANT. RESULTS: MEAN (+/-SD) RELATIVE VO2 FOR THE ENTIRE 90-MIN SESSION WAS 9.5 +/- 1.9 ML X KG-1 X MIN-1, RANGING FROM 6.0 TO 12.9 ML X KG-1 X MIN-1. MEAN ABSOLUTE ENERGY EXPENDITURE WAS 286 +/- 72 KCALS, RANGING FROM 179 TO 478 KCALS. INDEPENDENT SAMPLE T TESTS REVEALED SIGNIFICANT DIFFERENCES (P < .05) IN RELATIVE ENERGY EXPENDITURE, HEART RATE, ENDING CORE TEMPERATURE, AND SWEAT RATE BETWEEN EXPERIENCE LEVELS. MEAN RELATIVE ENERGY EXPENDITURE WAS 3.7 +/- 0.5 KCAL/KG IN NOVICE PRACTITIONERS AND 4.7 +/- 0.8 KCAL/KG IN EXPERIENCED PRACTITIONERS. PERCENTAGE OF PREDICTED MAXIMUM HEART RATE AND SWEAT RATE WERE 72.3% +/- 10.6% AND 0.6 +/- 0.2 KG/H IN NOVICE PRACTITIONERS AND 86.4% +/- 5.2% AND 1.1 +/- 0.5 KG/H IN EXPERIENCED PARTICIPANTS. ALL POSTURES WERE CLASSIFIED AS LIGHT-TO-MODERATE INTENSITY ACCORDING TO THE AMERICAN COLLEGE OF SPORTS MEDICINE (ACSM) STANDARDS. CONCLUSIONS: BIKRAM YOGA MEETS REQUIREMENTS FOR EXERCISE OF LIGHT-TO-MODERATE INTENSITY AND, THEORETICALLY, COULD BE USED FOR WEIGHT MAINTENANCE OR WEIGHT LOSS IF PRACTICED SEVERAL TIMES PER WEEK. 2014 7 992 18 EFFECTS OF HATHA YOGA PRACTICE ON THE HEALTH-RELATED ASPECTS OF PHYSICAL FITNESS. TEN HEALTHY, UNTRAINED VOLUNTEERS (NINE FEMALES AND ONE MALE), RANGING IN AGE FROM 18-27 YEARS, WERE STUDIED TO DETERMINE THE EFFECTS OF HATHA YOGA PRACTICE ON THE HEALTH-RELATED ASPECTS OF PHYSICAL FITNESS, INCLUDING MUSCULAR STRENGTH AND ENDURANCE, FLEXIBILITY, CARDIORESPIRATORY FITNESS, BODY COMPOSITION, AND PULMONARY FUNCTION. SUBJECTS WERE REQUIRED TO ATTEND A MINIMUM OF TWO YOGA CLASSES PER WEEK FOR A TOTAL OF 8 WEEKS. EACH YOGA SESSION CONSISTED OF 10 MINUTES OF PRANAYAMAS (BREATH-CONTROL EXERCISES), 15 MINUTES OF DYNAMIC WARM-UP EXERCISES, 50 MINUTES OF ASANAS (YOGA POSTURES), AND 10 MINUTES OF SUPINE RELAXATION IN SAVASANA (CORPSE POSE). THE SUBJECTS WERE EVALUATED BEFORE AND AFTER THE 8-WEEK TRAINING PROGRAM. ISOKINETIC MUSCULAR STRENGTH FOR ELBOW EXTENSION, ELBOW FLEXION, AND KNEE EXTENSION INCREASED BY 31%, 19%, AND 28% (P<0.05), RESPECTIVELY, WHEREAS ISOMETRIC MUSCULAR ENDURANCE FOR KNEE FLEXION INCREASED 57% (P<0.01). ANKLE FLEXIBILITY, SHOULDER ELEVATION, TRUNK EXTENSION, AND TRUNK FLEXION INCREASED BY 13% (P<0.01), 155% (P<0.001), 188% (P<0.001), AND 14% (P<0.05), RESPECTIVELY. ABSOLUTE AND RELATIVE MAXIMAL OXYGEN UPTAKE INCREASED BY 7% AND 6%, RESPECTIVELY (P<0.01). THESE FINDINGS INDICATE THAT REGULAR HATHA YOGA PRACTICE CAN ELICIT IMPROVEMENTS IN THE HEALTH-RELATED ASPECTS OF PHYSICAL FITNESS. (C)2001 CHF, INC. 2001 8 1268 24 FOR EXERCISE, RELAXATION, OR SPIRITUALITY: EXPLORING PARTICIPATION MOTIVES AND CONFORMITY TO MASCULINE NORMS AMONG MALE AND FEMALE YOGA PARTICIPANTS. YOGA IS A TRADITIONAL PRACTICE FROM INDIA WITH THE POTENTIAL TO PROMOTE PHYSICAL ACTIVITY AND HEALTH. PARTICIPATION WORLDWIDE REMAINS LOW, PARTICULARLY AMONG MEN. TO BETTER UNDERSTAND YOGA PARTICIPATION PARAMETERS, WITH A SPECIAL FOCUS ON WHAT INFLUENCES MALE PARTICIPATION, THIS STUDY EXAMINED GENDER DIFFERENCES IN PARTICIPATION MOTIVES AND CONFORMITY TO MASCULINE NORMS. IT ALSO EXPLORED THESE FACTORS ACROSS THREE PARTICIPANT SUBGROUPS WHO DIFFERED IN THEIR ENGAGEMENT WITH THE PHYSICAL AND THE MORE PSYCHO-SPIRITUAL ASPECTS OF YOGA. A TOTAL OF 546 YOGA PARTICIPANTS (138 MALES, 399 FEMALES, 9 OTHERS), 18-73 YEARS OLD, COMPLETED AN ONLINE SURVEY THAT INCLUDED AN ADAPTED VERSION OF THE EXERCISE MOTIVATION INVENTORY-2 AND THREE SUBSCALES FROM THE CONFORMITY TO MASCULINE NORMS INVENTORY-46. RESULTS SHOWED SIGNIFICANT GENDER DIFFERENCES IN PARTICIPATION MOTIVES AND CONFORMITY TO MASCULINE NORMS. FEMALES WERE MORE MOTIVATED BY POSITIVE AFFECT, HEALTH/FITNESS, NIMBLENESS, MIND-BODY INTEGRATION, AND COPING/STRESS MANAGEMENT, WHEREAS MALES WERE MORE MOTIVATED BY SUPPLEMENTARY ACTIVITY AND COMPETITION/SOCIAL RECOGNITION. THESE DIFFERENCES SHOULD BE CONSIDERED IN TAILORING MESSAGES TO PROMOTE UPTAKE AND CONTINUED PARTICIPATION. FURTHERMORE, MALES WERE MORE LIKELY THAN FEMALES TO CONFORM TO EMOTIONAL CONTROL AND HETEROSEXUAL SELF-PRESENTATION MASCULINE NORMS. FUTURE RESEARCH MAY EXAMINE HOW DIFFERENCES IN MASCULINE NORM ADHERENCE INFLUENCES UPTAKE, PARTICULARLY AMONG MEN. 2022 9 642 36 DOES PRACTICING HATHA YOGA SATISFY RECOMMENDATIONS FOR INTENSITY OF PHYSICAL ACTIVITY WHICH IMPROVES AND MAINTAINS HEALTH AND CARDIOVASCULAR FITNESS? BACKGROUND: LITTLE IS KNOWN ABOUT THE METABOLIC AND HEART RATE RESPONSES TO A TYPICAL HATHA YOGA SESSION. THE PURPOSES OF THIS STUDY WERE 1) TO DETERMINE WHETHER A TYPICAL YOGA PRACTICE USING VARIOUS POSTURES MEETS THE CURRENT RECOMMENDATIONS FOR LEVELS OF PHYSICAL ACTIVITY REQUIRED TO IMPROVE AND MAINTAIN HEALTH AND CARDIOVASCULAR FITNESS; 2) TO DETERMINE THE RELIABILITY OF METABOLIC COSTS OF YOGA ACROSS SESSIONS; 3) TO COMPARE THE METABOLIC COSTS OF YOGA PRACTICE TO THOSE OF TREADMILL WALKING. METHODS: IN THIS OBSERVATIONAL STUDY, 20 INTERMEDIATE-TO-ADVANCED LEVEL YOGA PRACTITIONERS, AGE 31.4 +/- 8.3 YEARS, PERFORMED AN EXERCISE ROUTINE INSIDE A HUMAN RESPIRATORY CHAMBER (INDIRECT CALORIMETER) WHILE WEARING HEART RATE MONITORS. THE EXERCISE ROUTINE CONSISTED OF 30 MINUTES OF SITTING, 56 MINUTES OF BEGINNER-LEVEL HATHA YOGA ADMINISTERED BY VIDEO, AND 10 MINUTES OF TREADMILL WALKING AT 3.2 AND 4.8 KPH EACH. MEASURES WERE MEAN OXYGEN CONSUMPTION (VO2), HEART RATE (HR), PERCENTAGE PREDICTED MAXIMAL HEART RATE (%MHR), METABOLIC EQUIVALENTS (METS), AND ENERGY EXPENDITURE (KCAL). SEVEN SUBJECTS REPEATED THE PROTOCOL SO THAT MEASUREMENT RELIABILITY COULD BE ESTABLISHED. RESULTS: MEAN VALUES ACROSS THE ENTIRE YOGA SESSION FOR VO2, HR, %MHR, METS, AND ENERGY/MIN WERE 0.6 L/KG/MIN; 93.2 BEATS/MIN; 49.4%; 2.5; AND 3.2 KCAL/MIN; RESPECTIVELY. RESULTS OF THE ICCS (2,1) FOR MEAN VALUES ACROSS THE ENTIRE YOGA SESSION FOR KCAL, METS, AND %MHR WERE 0.979 AND 0.973, AND 0.865, RESPECTIVELY. CONCLUSION: METABOLIC COSTS OF YOGA AVERAGED ACROSS THE ENTIRE SESSION REPRESENT LOW LEVELS OF PHYSICAL ACTIVITY, ARE SIMILAR TO WALKING ON A TREADMILL AT 3.2 KPH, AND DO NOT MEET RECOMMENDATIONS FOR LEVELS OF PHYSICAL ACTIVITY FOR IMPROVING OR MAINTAINING HEALTH OR CARDIOVASCULAR FITNESS. YOGA PRACTICE INCORPORATING SUN SALUTATION POSTURES EXCEEDING THE MINIMUM BOUT OF 10 MINUTES MAY CONTRIBUTE SOME PORTION OF SUFFICIENTLY INTENSE PHYSICAL ACTIVITY TO IMPROVE CARDIO-RESPIRATORY FITNESS IN UNFIT OR SEDENTARY INDIVIDUALS. THE MEASUREMENT OF ENERGY EXPENDITURE ACROSS YOGA SESSIONS IS HIGHLY RELIABLE. 2007 10 989 27 EFFECTS OF HATHA YOGA ON CARDIAC HEMODYNAMIC PARAMETERS AND PHYSICAL CAPACITY IN CARDIAC REHABILITATION PATIENTS. PURPOSE: THE PURPOSE OF THE PRESENT STUDY WAS TO ASSESS THE EFFECT OF HATHA YOGA TRAINING THAT WAS ADDED TO THE STANDARD CARDIAC REHABILITATION (CR) PROGRAM ON THE CARDIAC HEMODYNAMIC PARAMETERS AND PHYSICAL CAPACITY OF PATIENTS WITH ST-ELEVATION MYOCARDIAL INFARCTION (STEMI). METHODS: THE STUDY INCLUDED 70 MALE PATIENTS AGED 45-65 YR WITH STEMI WHO WERE TREATED BY ANGIOPLASTY. PATIENTS WERE RANDOMIZED TO STANDARD CR (CONTROL GROUP) VERSUS STANDARD CR PLUS HATHA YOGA (EXPERIMENTAL GROUP). THE TRAINING PROGRAM LASTED FOR A TOTAL OF 24 D FOR EACH PATIENT, WITH DAY 1 AND DAY 24 USED FOR MEDICAL EXAMINATIONS (ELECTROCARDIOGRAM, SPIROERGOMETRIC SUBMAXIMAL TREADMILL TEST, AND ECHOCARDIOGRAPHY). THE REMAINING 22 D CONSISTED OF THE ACTUAL TRAINING. RESULTS: AFTER THE CR PROGRAM THE SPIROERGOMETRIC STRESS TEST PARAMETERS AND LEFT VENTRICULAR EJECTION FRACTION (LVEF) IMPROVED IN BOTH THE EXPERIMENTAL AND CONTROL GROUPS. THE MOST NOTABLE CHANGES IN ECHOCARDIOGRAPHY PARAMETERS AND PHYSICAL CAPACITY WERE IN THE EXPERIMENTAL GROUP. THE RESULTS SHOWED SIGNIFICANT MAIN EFFECT OVER TIME, A TIME-VERSUS-GROUP INTERACTION IN LVEF, THE DURATION OF THE TEST, AND PEAK OXYGEN UPTAKE, AND A TIME-VERSUS-GROUP INTERACTION IN METABOLIC EQUIVALENTS (METS). WE ALSO NOTED THE IMPROVEMENT OF LEFT VENTRICULAR END-DIASTOLIC DIAMETER, LEFT VENTRICULAR END-SYSTOLIC DIAMETER, AND HEART RATE OVER TIME. CONCLUSION: THE RESULTS REVEALED BETTER EFFECTIVENESS IN THE CR PROGRAM WITH A MODIFIED HATHA YOGA TRAINING PROGRAM. HATHA YOGA TRAINING COULD BE RECOMMENDED AS AN ADJUNCT TO STANDARD CR. 2020 11 490 21 CLINICAL YOGA PROGRAM UTILIZATION IN A LARGE HEALTH CARE SYSTEM. THE U.S. DEPARTMENT OF VETERANS AFFAIRS (VA) OFFERS YOGA FOR MULTIPLE CONDITIONS. LITTLE INFORMATION IS AVAILABLE REGARDING HOW FREQUENTLY YOGA IS UTILIZED, BY WHOM, OR FOR WHICH MEDICAL CONDITIONS. HERE WE DESCRIBE REFERRAL PATTERNS AND PATIENT ADOPTION RATES IN A CLINICAL YOGA PROGRAM, INCLUDING TELEHEALTH YOGA, AT VA PALO ALTO HEALTH CARE SYSTEM (VAPAHCS). REFERRAL AND DEMOGRAPHIC DATA WERE EXTRACTED FROM THE ELECTRONIC MEDICAL RECORDS OF 953 VETERANS (692 MALE, 261 FEMALE) REFERRED TO THE OUTPATIENT CLINICAL YOGA PROGRAM BETWEEN 2010 AND 2016. ATTENDANCE DATA WERE EXTRACTED FROM THE SAME TIME PLUS 1 YEAR. REFEREE DEMOGRAPHICS WERE COMPARED TO THE OVERALL VAPAHCS POPULATION. TWENTY-TWO OF THE 187 REFERRING PROVIDERS ACCOUNTED FOR HALF (50.4%) OF REFERRALS, PREDOMINANTLY FROM PRIMARY CARE AND MENTAL HEALTH CLINICS. COMPARED TO THE OVERALL VAPAHCS PATIENT POPULATION, REFEREES WERE SIMILAR AGE AND MORE LIKELY TO BE FEMALE. ATTENDANCE WAS ASSOCIATED WITH AGE (OLDER VETERANS WERE MORE LIKELY TO ATTEND) BUT NOT GENDER. THOSE REFERRED FOR MENTAL HEALTH REASONS WERE MORE LIKELY TO ATTEND YOGA COMPARED TO THOSE REFERRED FOR PHYSICAL SYMPTOMS OR FOR WELLNESS (E.G., STRENGTH, HEALTH, MINDFULNESS). TELEHEALTH YOGA FOLLOW THROUGH WAS LOWER BUT ATTENDANCE RATE SIMILAR TO IN-PERSON YOGA. THESE DATA PROVIDE AN OVERVIEW OF REFERRAL AND UPTAKE IN A LARGE VA SETTING. OVERALL, REFERRAL WAS PERFORMED BY A FEW PROVIDERS IN MENTAL HEALTH AND PRIMARY CARE CLINICS. THE TYPICAL DEMOGRAPHIC OF ATTENDEE WAS A WHITE MALE FROM THE VIETNAM WAR ERA, REFLECTIVE OF THE VA POPULATION. (PSYCINFO DATABASE RECORD (C) 2021 APA, ALL RIGHTS RESERVED). 2021 12 2749 29 YOGA PRACTICE IN THE UK: A CROSS-SECTIONAL SURVEY OF MOTIVATION, HEALTH BENEFITS AND BEHAVIOURS. OBJECTIVES: DESPITE THE POPULARITY OF YOGA AND EVIDENCE OF ITS POSITIVE EFFECTS ON PHYSICAL AND MENTAL HEALTH, LITTLE IS KNOWN ABOUT YOGA PRACTICE IN THE UK. THIS STUDY INVESTIGATED THE CHARACTERISTICS OF PEOPLE WHO PRACTISE YOGA, REASONS FOR INITIATING AND MAINTAINING PRACTICE, AND PERCEIVED IMPACT OF YOGA ON HEALTH AND WELL-BEING. DESIGN, SETTING AND PARTICIPANTS: A CROSS-SECTIONAL ONLINE ANONYMOUS SURVEY DISTRIBUTED THROUGH UK-BASED YOGA ORGANISATIONS, STUDIOS AND EVENTS, THROUGH EMAIL INVITES AND FLYERS. 2434 YOGA PRACTITIONERS COMPLETED THE SURVEY, INCLUDING 903 YOGA TEACHERS: 87% WERE WOMEN, 91% WHITE AND 71% DEGREE EDUCATED; MEAN AGE WAS 48.7 YEARS. MAIN OUTCOME MEASURES: PERCEIVED IMPACT OF YOGA ON HEALTH CONDITIONS, HEALTH OUTCOMES AND INJURIES. RELATIONSHIPS BETWEEN YOGA PRACTICE AND MEASURES OF HEALTH, LIFESTYLE, STRESS AND WELL-BEING. RESULTS: IN COMPARISON WITH NATIONAL POPULATION NORMS, PARTICIPANTS REPORTED SIGNIFICANTLY HIGHER WELL-BEING BUT ALSO HIGHER ANXIETY; LOWER PERCEIVED STRESS, BODY MASS INDEX AND INCIDENCE OF OBESITY, AND HIGHER RATES OF POSITIVE HEALTH BEHAVIOURS. 47% REPORTED CHANGING THEIR MOTIVATIONS TO PRACTISE YOGA, WITH GENERAL WELLNESS AND FITNESS KEY TO INITIAL UPTAKE, AND STRESS MANAGEMENT AND SPIRITUALITY IMPORTANT TO CURRENT PRACTICE. 16% OF PARTICIPANTS REPORTED STARTING YOGA TO MANAGE A PHYSICAL OR MENTAL HEALTH CONDITION. RESPONDENTS REPORTED THE VALUE OF YOGA FOR A WIDE RANGE OF HEALTH CONDITIONS, MOST NOTABLY FOR MUSCULOSKELETAL AND MENTAL HEALTH CONDITIONS. 20.7% REPORTED AT LEAST ONE YOGA-RELATED INJURY OVER THEIR LIFETIME. CONTROLLING FOR DEMOGRAPHIC FACTORS, FREQUENCY OF YOGA PRACTICE ACCOUNTED FOR SMALL BUT SIGNIFICANT VARIANCE IN HEALTH-RELATED REGRESSION MODELS (P<0.001). CONCLUSION: THE FINDINGS OF THIS FIRST DETAILED UK SURVEY WERE CONSISTENT WITH SURVEYS IN OTHER WESTERN COUNTRIES. YOGA WAS PERCEIVED TO HAVE A POSITIVE IMPACT ON PHYSICAL AND MENTAL HEALTH CONDITIONS AND WAS LINKED TO POSITIVE HEALTH BEHAVIOURS. FURTHER INVESTIGATION OF YOGA'S ROLE IN SELF-CARE COULD INFORM HEALTH-RELATED CHALLENGES FACED BY MANY COUNTRIES. 2020 13 900 21 EFFECTIVENESS AND COST-EFFECTIVENESS OF A YOGA-BASED CARDIAC REHABILITATION (YOGA-CARE) PROGRAM FOLLOWING ACUTE MYOCARDIAL INFARCTION: STUDY RATIONALE AND DESIGN OF A MULTI-CENTER RANDOMIZED CONTROLLED TRIAL. BACKGROUND: CARDIAC REHABILITATION (CR) IS A STANDARD TREATMENT FOR SECONDARY PREVENTION OF ACUTE MYOCARDIAL INFARCTION (AMI) IN HIGH INCOME COUNTRIES (HICS), BUT IT IS INACCESSIBLE TO MOST PATIENTS IN INDIA DUE TO HIGH COSTS AND SKILLS REQUIRED FOR MULTIDISCIPLINARY CR TEAMS. WE DEVELOPED A LOW-COST AND SCALABLE CR PROGRAM BASED ON CULTURALLY-ACCEPTABLE PRACTICE OF YOGA (YOGA-CARE). IN THIS PAPER, WE REPORT THE RATIONALE AND DESIGN FOR EVALUATION OF ITS EFFECTIVENESS AND COST-EFFECTIVENESS. METHODS: THIS IS A MULTI-CENTER, SINGLE-BLIND, TWO-ARM PARALLEL-GROUP RANDOMIZED CONTROLLED TRIAL ACROSS 22 CARDIAC CARE HOSPITALS IN INDIA. FOUR THOUSAND PATIENTS AGED 18-80YEARS WITH AMI WILL BE RECRUITED AND RANDOMIZED 1:1 TO RECEIVE YOGA-CARE PROGRAM (13 SESSIONS SUPERVISED BY AN INSTRUCTOR AND ENCOURAGEMENT TO SELF-PRACTICE DAILY) OR ENHANCED STANDARD CARE (3 SESSIONS OF HEALTH EDUCATION) DELIVERED OVER A PERIOD OF THREE MONTHS. PARTICIPANTS WILL BE FOLLOWED 3-MONTHLY TILL THE END OF THE TRIAL. THE CO-PRIMARY OUTCOMES ARE A) TIME TO OCCURRENCE OF FIRST CARDIOVASCULAR EVENT (COMPOSITE OF ALL-CAUSE MORTALITY, NON-FATAL MYOCARDIAL INFARCTION, NON-FATAL STROKE AND EMERGENCY CARDIOVASCULAR HOSPITALIZATION), AND B) QUALITY OF LIFE (EURO-QOL-5L) AT 12WEEKS. SECONDARY OUTCOMES INCLUDE NEED FOR REVASCULARIZATION PROCEDURES, RETURN TO PRE-INFARCT ACTIVITIES, TOBACCO CESSATION, MEDICATION ADHERENCE, AND COST-EFFECTIVENESS OF THE INTERVENTION. CONCLUSION: THIS TRIAL WILL ALONE CONTRIBUTE >20% PARTICIPANTS TO EXISTING META-ANALYSES OF RANDOMIZED TRIALS OF CR WORLDWIDE. IF YOGA-CARE IS FOUND TO BE EFFECTIVE, IT HAS THE POTENTIAL TO SAVE MILLIONS OF LIVES AND TRANSFORM CARE OF AMI PATIENTS IN INDIA AND OTHER LOW AND MIDDLE INCOME COUNTRY SETTINGS. 2019 14 2394 25 YOGA AND BREATHING TECHNIQUE TRAINING IN PATIENTS WITH HEART FAILURE AND PRESERVED EJECTION FRACTION: STUDY PROTOCOL FOR A RANDOMIZED CLINICAL TRIAL. BACKGROUND: CURRENT THERAPIES FOR HEART FAILURE (HF) ARE FOLLOWED BY STRATEGIES TO IMPROVE QUALITY OF LIFE AND EXERCISE TOLERANCE, BESIDES REDUCING MORBIDITY AND MORTALITY. SOME HF PATIENTS PRESENT CHANGES IN THE MUSCULOSKELETAL SYSTEM AND INSPIRATORY MUSCLE WEAKNESS, WHICH MAY BE RESTORED BY INSPIRATORY MUSCLE TRAINING, THUS INCREASING RESPIRATORY MUSCLE STRENGTH AND ENDURANCE, MAXIMAL OXYGEN UPTAKE (VO2), FUNCTIONAL CAPACITY, RESPIRATORY RESPONSES TO EXERCISE, AND QUALITY OF LIFE. YOGA THERAPIES HAVE BEEN SHOWN TO IMPROVE QUALITY OF LIFE, INFLAMMATORY MARKERS, AND PEAK VO2 MOSTLY IN HF PATIENTS WITH A REDUCED EJECTION FRACTION. HOWEVER, THE EFFECT OF DIFFERENT YOGA BREATHING TECHNIQUES IN PATIENTS SHOWING HF WITH A PRESERVED EJECTION FRACTION (HFPEF) REMAIN TO BE ASSESSED. METHODS/DESIGN: A PROBE (PROSPECTIVE RANDOMIZED OPEN BLINDED END-POINT) PARALLEL-GROUP TRIAL WILL BE CONDUCTED AT TWO SPECIALIZED HF CLINICS. ADULT PATIENTS PREVIOUSLY DIAGNOSED WITH HFPEF WILL BE INCLUDED. AFTER SIGNING INFORMED CONSENT AND PERFORMING A PRE-TEST INTERVENTION, PATIENTS WILL BE RANDOMIZED INTO THREE GROUPS AND PROVIDED WITH EITHER (1) ACTIVE YOGA BREATHING TECHNIQUES; (2) PASSIVE YOGA BREATHING TECHNIQUES (PRANAYAMA); OR AND (3) CONTROL (STANDARD PHARMACOLOGICAL TREATMENT). FOLLOW-UP WILL LAST 8 WEEKS (16 SESSIONS). THE POST-INTERVENTION TESTS WILL BE PERFORMED AT THE END OF THE INTERVENTION PERIOD FOR ANALYSIS OF OUTCOMES. INTERVENTIONS WILL OCCUR CONTINUOUSLY ACCORDING TO PATIENTS' ENROLLMENT. THE MAIN OUTCOME IS RESPIRATORY MUSCULAR RESISTANCE. A TOTAL OF 33 ENROLLED PATIENTS ARE EXPECTED. THE PRESENT PROTOCOL FOLLOWED THE SPIRIT GUIDELINES AND FULFILLED THE SPIRIT CHECKLIST. DISCUSSION: THIS TRIAL IS PROBABLY THE FIRST TO ASSESS THE EFFECTS OF A NON-PHARMACOLOGICAL INTERVENTION, NAMELY YOGA AND SPECIFIC BREATHING TECHNIQUES, TO IMPROVE CARDIORESPIRATORY FUNCTION, AUTONOMIC SYSTEM, AND QUALITY OF LIFE IN PATIENTS WITH HFPEF. TRIAL REGISTRATION: REBEC IDENTIFIER: RBR-64MBNX (AUGUST 19, 2012). CLINICAL TRIALS REGISTER: NCT03028168 . REGISTERED ON 16 JANUARY 2017). 2018 15 1871 31 RANGE OF YOGA INTENSITIES FROM SAVASANA TO SWEATING: A SYSTEMATIC REVIEW. BACKGROUND: THERE IS LIMITED RESEARCH EXAMINING THE INTENSITY OF YOGA AND INTENSITY VARIATIONS BETWEEN DIFFERENT STYLES. THE PURPOSE OF THIS REVIEW IS TO EXAMINE THE INTENSITY OF YOGA BASED ON DIFFERENT PHYSIOLOGIC RESPONSES BOTH BETWEEN DIFFERENT YOGA STYLES AND WITHIN STYLES OF YOGA. METHODS: ARTICLES WERE SEARCHED FOR ON THE PUBMED DATABASE IN EARLY 2019. INCLUSION CRITERIA WERE AS FOLLOWS: (1) WRITTEN IN ENGLISH, (2) CITE A SPECIFIC STYLE OF YOGA AND INCLUDE WHOLE YOGA SESSION, AND (3) MEASURE METABOLIC OR HEART RATE RESPONSE. RESULTS: TEN ARTICLES WERE REVIEWED; ARTICLES REPORTED OXYGEN CONSUMPTION (N = 1), HEART RATE (N = 4), OR BOTH VARIABLES (N = 5). YOGA STYLES ASSESSED INCLUDED ASHTANGA (N = 2), BIKRAM (N = 3), GENTLE (N = 1), HATHA (N = 3), IYENGAR (N = 1), POWER (N = 1), AND VINYASA (N = 1). OXYGEN CONSUMPTION COMMONLY CATEGORIZED YOGA AS A LIGHT-INTENSITY ACTIVITY, WHILE HEART RATE RESPONSES CLASSIFIED DIFFERENT YOGA INTO MULTIPLE INTENSITIES. CONCLUSION: THIS REVIEW DEMONSTRATES THAT LARGE DIFFERENCES IN INTENSITY CLASSIFICATIONS ARE OBSERVED BETWEEN DIFFERENT STYLES OF YOGA. FURTHERMORE, METABOLIC AND HEART RATE RESPONSES CAN BE VARIABLE, LEADING TO INCONSISTENT INTENSITY CLASSIFICATIONS. THIS IS LIKELY DUE TO THEIR NONLINEAR RELATIONSHIP DURING YOGA. THUS, IT IS IMPERATIVE THAT THE FIELD OF YOGA RESEARCH WORKS TOGETHER TO CREATE A STANDARD FOR REPORTING YOGA. 2020 16 619 30 DEVELOPMENT OF THE CLARIFY (CHECKLIST STANDARDISING THE REPORTING OF INTERVENTIONS FOR YOGA) GUIDELINES: A DELPHI STUDY. BACKGROUND: THE USE OF YOGA AS A THERAPEUTIC MODALITY IS INCREASING; HOWEVER, A LACK OF TRANSPARENT INTERVENTION REPORTING IS RESTRICTING THE DISSEMINATION AND IMPLEMENTATION OF YOGA RESEARCH INTO CLINICAL AND COMMUNITY PRACTICE. THE AIM OF THIS STUDY WAS TO DEVELOP A YOGA-SPECIFIC REPORTING GUIDELINE AS AN EXTENSION TO EXISTING REPORTING GUIDELINES FOR RANDOMISED CONTROLLED TRIALS, OBSERVATIONAL STUDIES AND CASE REPORTS. METHODS: RECOGNISED INTERNATIONAL STAKEHOLDERS IN THE DESIGN AND CONDUCT OF YOGA RESEARCH WERE INVITED TO CONTRIBUTE TO THE ELECTRONIC DELPHI SURVEY. A FOUR-ROUND DELPHI WAS CONDUCTED, WHEREBY PANELLISTS RATED SELECTED ITEMS FOR THEIR IMPORTANCE IN THE INCLUSION OF YOGA REPORTING GUIDELINES, ACCORDING TO A 5-STEP LIKERT SCALE. A PRIORI CONSENSUS FOR ITEM INCLUSION WAS AGREEMENT OF ITEMS AS 'VERY IMPORTANT' OR 'EXTREMELY IMPORTANT' BY >/=80% OF PANELLISTS. NON-CONSENSUS ITEMS WERE FORWARDED TO SUBSEQUENT ROUNDS FOR RE-RATING. RESULTS: 53 EXPERTS IN YOGA RESEARCH FROM 11 COUNTRIES, PRIMARILY IDENTIFYING AS RESEARCHERS (50%), ALLIED HEALTH PROFESSIONALS (18.8%) AND YOGA PROFESSIONALS (12.5%), CONSENTED TO PARTICIPATE IN THE DELPHI. OF THESE, 48 COMPLETED ROUND 1 (91%), 43 COMPLETED ROUND 2 (81%), 39 COMPLETED ROUND 3 (74%) AND 32 COMPLETED ROUND 4 (60%). PANELLISTS REACHED CONSENSUS FOR INCLUSION ON 21 ITEMS, GROUPED UNDER 10 DOMAINS REFLECTIVE OF MORE GENERIC INTERVENTION-BASED GUIDELINES. CONCLUSIONS: THE CONSENSUS-BASED 21-ITEM CLARIFY (CHECKLIST STANDARDISING THE REPORTING OF INTERVENTIONS FOR YOGA) CHECKLIST PROVIDES A MINIMUM REPORTING TEMPLATE FOR RESEARCHERS ACROSS A RANGE OF METHODOLOGY DESIGNS. USE OF THESE YOGA-SPECIFIC GUIDELINES, IN CONJUNCTION WITH THE CLARIFY EXPLANATION AND ELABORATION GUIDELINES, WILL STANDARDISE THE MINIMUM LEVEL OF DETAIL REQUIRED FOR TRANSPARENT YOGA INTERVENTION, FACILITATING THE REPLICATION, DISSEMINATION AND IMPLEMENTATION OF YOGA RESEARCH. ONGOING RESEARCH WILL ASSESS THE UPTAKE AND IMPACT OF CLARIFY, TO ENSURE THESE GUIDELINES RETAIN THEIR RELEVANCE TO THE INTERNATIONALLY GROWING FIELD OF YOGA RESEARCH. 2022 17 229 35 A SYSTEMATIC REVIEW OF THE ENERGY COST AND METABOLIC INTENSITY OF YOGA. PURPOSE: WITH THE INCREASING POPULARITY OF HATHA YOGA, IT IS IMPORTANT TO UNDERSTAND THE ENERGY COST AND METS OF YOGA PRACTICE WITHIN THE CONTEXT OF THE AMERICAN COLLEGE OF SPORTS MEDICINE (ACSM) AND THE AMERICAN HEART ASSOCIATION (AHA) PHYSICAL ACTIVITY GUIDELINES. METHODS: THIS SYSTEMATIC REVIEW EVALUATED THE ENERGY COST AND METABOLIC INTENSITY OF YOGA PRACTICE INCLUDING YOGA ASANAS (POSES/POSTURES) AND PRANAYAMAS (BREATH EXERCISES) MEASURED BY INDIRECT CALORIMETRY. THE ENGLISH-SPEAKING LITERATURE WAS SURVEYED VIA PUBMED USING THE GENERAL TERMS "YOGA" AND "ENERGY EXPENDITURE" WITH NO DATE LIMITATIONS. RESULTS: THIRTEEN MANUSCRIPTS WERE INITIALLY IDENTIFIED WITH AN ADDITIONAL FOUR LOCATED FROM REVIEW OF MANUSCRIPT REFERENCES. OF THE 17 STUDIES, 10 EVALUATED THE ENERGY COST AND METS OF FULL YOGA SESSIONS OR FLOW THROUGH SURYA NAMASKAR (SUN SALUTATIONS), EIGHT OF INDIVIDUAL ASANAS, AND FIVE OF PRANAYAMAS. METS FOR YOGA PRACTICE AVERAGED 3.3 +/- 1.6 (RANGE = 1.83-7.4 METS) AND 2.9 +/- 0.8 METS WHEN ONE OUTLIER (I.E., 7.4 METS FOR SURYA NAMASKAR) WAS OMITTED. METS FOR INDIVIDUAL ASANAS AVERAGED 2.2 +/- 0.7 (RANGE = 1.4-4.0 METS), WHEREAS THAT OF PRANAYAMAS WAS 1.3 +/- 0.3. ON THE BASIS OF ACSM/AHA CLASSIFICATION, THE INTENSITY OF MOST ASANAS AND FULL YOGA SESSIONS RANGED FROM LIGHT (LESS THAN 3 METS) TO MODERATE AEROBIC INTENSITY (3-6 METS), WITH THE MAJORITY CLASSIFIED AS LIGHT INTENSITY. CONCLUSION: THIS REVIEW SUGGESTS THAT YOGA IS TYPICALLY CLASSIFIED AS A LIGHT-INTENSITY PHYSICAL ACTIVITY. HOWEVER, A FEW SEQUENCES/POSES, INCLUDING SURYA NAMASKAR, MEET THE CRITERIA FOR MODERATE- TO VIGOROUS-INTENSITY ACTIVITY. IN ACCORDANCE WITH THE ACSM/AHA GUIDELINES, THE PRACTICE OF ASANA SEQUENCES WITH MET INTENSITIES HIGHER THAN THREE (I.E., >10 MIN) CAN BE ACCUMULATED THROUGHOUT THE DAY AND COUNT TOWARD DAILY RECOMMENDATIONS FOR MODERATE- OR VIGOROUS-INTENSITY PHYSICAL ACTIVITY. 2016 18 475 15 CLARIFY 2021: EXPLANATION AND ELABORATION OF THE DELPHI-BASED GUIDELINES FOR THE REPORTING OF YOGA RESEARCH. BACKGROUND: REPORTING OF YOGA RESEARCH OFTEN LACKS THE DETAIL REQUIRED FOR CLINICAL APPLICATION, STUDY REPLICATION, SUMMARY RESEARCH AND COMPARATIVE EFFECTIVENESS STUDIES. METHODS: TO IMPROVE THE TRANSPARENCY OF REPORTING YOGA INTERVENTIONS, AND BUILDING ON THE DEVELOPMENT OF PREVIOUS REPORTING GUIDELINES, A GROUP OF INTERNATIONAL YOGA RESEARCH STAKEHOLDERS DEVELOPED THE CONSENSUS-BASED CHECKLIST STANDARDISING THE REPORTING OF INTERVENTIONS FOR YOGA (CLARIFY) GUIDELINES. RESULTS: THE 21-ITEM CLARIFY CHECKLIST OUTLINES THE MINIMUM DETAILS CONSIDERED NECESSARY FOR HIGH-QUALITY REPORTING OF YOGA RESEARCH. THIS PAPER PROVIDES A DETAILED EXPLANATION OF EACH OF THE 21 ITEMS OF THE CLARIFY CHECKLIST, TOGETHER WITH MODEL EXAMPLES OF HOW TO INTEGRATE EACH ITEM INTO PUBLICATIONS OF YOGA RESEARCH. THE CLARIFY GUIDELINE SERVES AS AN EXTENSION FOR EXISTING RESEARCH REPORTING GUIDELINES, AND IS FLEXIBLE FOR USE ACROSS ALL STUDY DESIGNS. CONCLUSION: WE STRONGLY ENCOURAGE THE UPTAKE OF THESE REPORTING GUIDELINES BY RESEARCHERS AND JOURNALS, TO FACILITATE IMPROVEMENTS IN THE TRANSPARENCY AND UTILITY OF YOGA RESEARCH. 2021 19 2858 23 YOGA-BASED CARDIAC REHABILITATION: CURRENT PERSPECTIVES FROM RANDOMIZED CONTROLLED TRIALS IN CORONARY ARTERY DISEASE. CORONARY ARTERY DISEASE CARRIES A HIGH MORBIDITY AND MORTALITY WORLDWIDE, AND EXERCISE-BASED CARDIAC REHABILITATION PROGRAMMES PLAY A LARGE ROLE IN SECONDARY PREVENTION. EXERCISE-BASED REHABILITATION PROGRAMMES ARE EXPENSIVE, AND IN CERTAIN SUBGROUPS UPTAKE IS POOR. YOGA HAS BEEN SUGGESTED TO SHOW IMPROVEMENTS IN CARDIOVASCULAR HEALTH WHICH WOULD SUPPORT ITS USE IN CARDIAC REHABILITATION PROGRAMMES. WE CARRIED OUT A REVIEW OF CURRENT RANDOMIZED CONTROLLED TRIALS TO DETERMINE IF YOGA-BASED CARDIAC REHABILITATION LEADS TO REDUCED CARDIAC RISK FACTORS, AND IMPROVED PHYSIOLOGICAL AND PSYCHOLOGICAL OUTCOMES IN PATIENTS WITH CORONARY ARTERY DISEASE COMPARED TO STANDARD CARE. SIX RANDOMIZED CONTROLLED STUDIES WERE IDENTIFIED AFTER A MEDICAL DATABASE SEARCH, AND META-ANALYSIS WAS CARRIED OUT FOR THE DIFFERENT OUTCOMES. OVERALL, THE ADDITION OF YOGA TO STANDARD CARE RESULTED IN IMPROVED SUBJECTIVE FEELING OF CARDIAC HEALTH AND QUALITY OF LIFE. THERE WAS ALSO A TREND TOWARDS IMPROVEMENT IN LEFT VENTRICULAR SYSTOLIC FUNCTION. IMPROVEMENT IN CARDIAC RISK FACTORS, MACE AND PSYCHOLOGICAL HEALTH IN THIS COHORT HAS STILL TO BE PROVEN, BUT WAS NOT INFERIOR TO STANDARD OR ENHANCED CARE, AND THE BENEFITS BECAME MORE PRONOUNCED AT LONGER FOLLOW-UP. FUTURE STUDIES WITH LONGER FOLLOW-UP AND LARGER PATIENT NUMBERS WOULD AID IN ACCURATELY ASSESSING THE LONG-TERM BENEFIT OF YOGA-BASED REHABILITATION. 2021 20 1153 28 ENHANCING THE APPEAL OF CARDIAC REHABILITATION FOR WOMEN: DEVELOPMENT AND PILOT TESTING OF A WOMEN-ONLY YOGA CARDIAC REHABILITATION PROGRAMME. AIMS: DESPITE ITS DEMONSTRATED BENEFITS, CARDIAC REHABILITATION (CR) ATTENDANCE, AND COMPLETION IS SUBOPTIMAL, PARTICULARLY IN WOMEN. THE AIMS OF THIS STUDY WERE (I) TO DEVELOP AND PILOT TEST A WOMEN-ONLY YOGA-BASED CR PROGRAMME (THE WOMEN'S YOGA CR PROGRAMME; WYCRP); (II) TO INVESTIGATE PROGRAMME ACCEPTABILITY; AND (III) TO INVESTIGATE ATTENDANCE AND COMPLETION OF THE WYCRP AND CONTINUATION TO PHASE III COMMUNITY-BASED CR. METHODS AND RESULTS: WOMEN ELIGIBLE FOR CR AT A TERTIARY HOSPITAL IN MELBOURNE, AUSTRALIA WERE RECRUITED. OVER A 6-MONTH PERIOD IN 2019, THEY WERE OFFERED THE WYCRP OR USUAL CR. THE WYCRP INVOLVED ATTENDANCE AT A 1-H YOGA SESSION FOLLOWING THE USUAL 1-H MIXED-SEX EDUCATION SESSION, OVER A 7-WEEK PERIOD. PARTICIPANTS COMPLETED PRE- AND POST-PROGRAMME QUESTIONNAIRES AND ATTENDED FOCUS GROUPS TO ASSESS PROGRAMME ACCEPTABILITY. RATES OF ATTENDANCE, COMPLETION, AND CONTINUATION FOR THE WYCRP WERE RECORDED AND COMPARED TO THOSE FOR THE STANDARD CR PROGRAMME OFFERED IN 2018. IN TOTAL, 27 WOMEN WERE ELIGIBLE FOR THE STUDY AND ATTENDED THE INITIAL CR ASSESSMENT. OF THOSE, 22 (81%) ATTENDED THE WYCRP, 1 (4%) ATTENDED USUAL CR, AND 4 (15%) DID NOT ATTEND CR. RATINGS OF PROGRAMME ACCEPTABILITY WERE CONSISTENTLY POSITIVE; QUALITATIVE COMMENTS HIGHLIGHTED BOTH PHYSICAL AND EMOTIONAL BENEFITS. WHILE ATTENDANCE AT THE WYCRP WAS NOT SIGNIFICANTLY HIGHER THAN FOR USUAL CR THE PREVIOUS YEAR (81% VS. 76%; P = 0.40), CR COMPLETION, AND CONTINUATION WERE (95% VS. 56%; P = 0.02, AND 72% VS. 12%; P < 0.001, RESPECTIVELY). CONCLUSION: THIS PILOT STUDY HAS DEMONSTRATED THAT WOMEN-ONLY YOGA-BASED CR IS APPEALING TO WOMEN AND CAN IMPROVE WOMEN'S CR COMPLETION AND CONTINUATION. THESE PRELIMINARY FINDINGS SUPPORT FURTHER DEVELOPMENT OF WOMEN-ONLY AND YOGA-BASED CR OPTIONS. 2021