1 2863 94 YOGA-BASED GUIDED RELAXATION REDUCES SYMPATHETIC ACTIVITY JUDGED FROM BASELINE LEVELS. 35 MALE VOLUNTEERS WHOSE AGES RANGED FROM 20 TO 46 YEARS WERE STUDIED IN TWO SESSIONS OF YOGA-BASED GUIDED RELAXATION AND SUPINE REST. ASSESSMENTS OF AUTONOMIC VARIABLES WERE MADE FOR 15 SUBJECTS, BEFORE, DURING, AND AFTER THE PRACTICES, WHEREAS OXYGEN CONSUMPTION AND BREATH VOLUME WERE RECORDED FOR 25 SUBJECTS BEFORE AND AFTER BOTH TYPES OF RELAXATION. A SIGNIFICANT DECREASE IN OXYGEN CONSUMPTION AND INCREASE IN BREATH VOLUME WERE RECORDED AFTER GUIDED RELAXATION (PAIRED T TEST). THERE WERE COMPARABLE REDUCTIONS IN HEART RATE AND SKIN CONDUCTANCE DURING BOTH TYPES OF RELAXATION. DURING GUIDED RELAXATION THE POWER OF THE LOW FREQUENCY COMPONENT OF THE HEART-RATE VARIABILITY SPECTRUM REDUCED, WHEREAS THE POWER OF THE HIGH FREQUENCY COMPONENT INCREASED, SUGGESTING REDUCED SYMPATHETIC ACTIVITY. ALSO, SUBJECTS WITH A BASELINE RATIO OF LF/HF > 0.5 SHOWED A SIGNIFICANT DECREASE IN THE RATIO AFTER GUIDED RELAXATION, WHILE SUBJECTS WITH A RATIO < OR = 0.5 AT BASELINE SHOWED NO SUCH CHANGE. THE RESULTS SUGGEST THAT SYMPATHETIC ACTIVITY DECREASED AFTER GUIDED RELAXATION BASED ON YOGA, DEPENDING ON THE BASELINE LEVELS. 2002 2 306 35 AN EVALUATION OF THE ABILITY TO VOLUNTARILY REDUCE THE HEART RATE AFTER A MONTH OF YOGA PRACTICE. THE STUDY AIMED AT DETERMINING WHETHER NOVICES TO YOGA WOULD BE ABLE TO REDUCE THEIR HEART RATE VOLUNTARILY AND WHETHER THE MAGNITUDE OF REDUCTION WOULD BE MORE AFTER 30 DAYS OF YOGA TRAINING. TWO GROUPS (YOGA AND CONTROL, N = 12 EACH) WERE ASSESSED ON DAY 1 AND ON DAY 30. DURING THE INTERVENING 30 DAYS, THE YOGA GROUP RECEIVED TRAINING IN YOGA TECHNIQUES WHILE THE CONTROL GROUP CARRIED ON WITH THEIR ROUTINE. AT EACH ASSESSMENT THE BASELINE HEART RATE WAS RECORDED FOR ONE MINUTE, THIS WAS FOLLOWED BY A SIX-MINUTE PERIOD DURING WHICH PARTICIPANTS WERE ASKED TO ATTEMPT TO VOLUNTARILY REDUCE THEIR HEART RATE, USING ANY STRATEGY. BOTH THE BASELINE HEART RATE AND THE LOWEST HEART RATE ACHIEVED VOLUNTARILY DURING THE SIX-MINUTE PERIOD WERE SIGNIFICANTLY LOWER IN THE YOGA GROUP ON DAY 30 COMPARED TO DAY 1 BY A GROUP AVERAGE OF 10.7 BEATS PER MINUTE (I.E., BPM) AND 6.8 BPM, RESPECTIVELY (P < .05, WILCOXON PAIRED SIGNED RANKS TEST). IN CONTRAST, THERE WAS NO SIGNIFICANT CHANGE IN EITHER THE BASELINE HEART RATE OR THE LOWEST HEART RATE ACHIEVED VOLUNTARILY IN THE CONTROL GROUP ON DAY 30 COMPARED TO DAY 1. THE RESULTS SUGGEST THAT YOGA TRAINING CAN ENABLE PRACTITIONERS TO USE THEIR OWN STRATEGIES TO REDUCE THE HEART RATE, WHICH HAS POSSIBLE THERAPEUTIC APPLICATIONS. 2004 3 523 38 COMPARISON OF CHANGES IN AUTONOMIC AND RESPIRATORY PARAMETERS OF GIRLS AFTER YOGA AND GAMES AT A COMMUNITY HOME. THE HEART RATE, BREATHING RATE, AND SKIN RESISTANCE WERE RECORDED FOR 20 COMMUNITY HOME GIRLS (HOME GROUP) AND FOR 20 AGE-MATCHED GIRLS FROM A REGULAR SCHOOL (SCHOOL GROUP). THE FORMER GROUP HAD A SIGNIFICANTLY HIGHER RATE OF BREATHING AND A MORE IRREGULAR BREATH PATTERN KNOWN TO CORRELATE WITH HIGH FEAR AND ANXIETY, THAN THE SCHOOL GROUP. SKIN RESISTANCE WAS SIGNIFICANTLY LOWER IN THE SCHOOL GROUP, WHICH MAY SUGGEST GREATER AROUSAL, 28 GIRLS OF THE HOME GROUP FORMED 14 PAIRS, MATCHED FOR AGE AND DURATION OF STAY IN THE HOME. SUBJECTS OF A PAIR WERE RANDOMLY ASSIGNED TO EITHER YOGA OR GAMES GROUPS. FOR THE FORMER EMPHASIS WAS ON RELAXATION AND AWARENESS, WHEREAS FOR THE LATTER INCREASING PHYSICAL ACTIVITY WAS EMPHASIZED. AT THE END OF AN HOUR DAILY FOR SIX MONTHS BOTH GROUPS SHOWED A SIGNIFICANT DECREASE IN THE RESTING HEART RATE RELATIVE TO INITIAL VALUES (WILCOXON PAIRED-SAMPLE REST), AND THE YOGA GROUP SHOWED A SIGNIFICANT DECREASE IN BREATH RATE, WHICH APPEARED MORE REGULAR BUT NO SIGNIFICANT INCREASE IN THE SKIN RESISTANCE. THESE RESULTS SUGGEST THAT A YOGA PROGRAM WHICH INCLUDES RELAXATION, AWARENESS, AND GRADED PHYSICAL ACTIVITY IS A USEFUL ADDITION TO THE ROUTINE OF COMMUNITY HOME CHILDREN. 1997 4 1261 29 FINGER DEXTERITY AND VISUAL DISCRIMINATION FOLLOWING TWO YOGA BREATHING PRACTICES. BACKGROUND: PRACTICING YOGA HAS BEEN SHOWN TO IMPROVE MOTOR FUNCTIONS AND ATTENTION. THOUGH ATTENTION IS REQUIRED FOR FINE MOTOR AND DISCRIMINATION TASKS, THE EFFECT OF YOGA BREATHING TECHNIQUES ON FINE MOTOR SKILLS AND VISUAL DISCRIMINATION HAS NOT BEEN ASSESSED. AIM: TO STUDY THE EFFECT OF YOGA BREATHING TECHNIQUES ON FINGER DEXTERITY AND VISUAL DISCRIMINATION. MATERIALS AND METHODS: THE PRESENT STUDY CONSISTED OF ONE HUNDRED AND FORTY SUBJECTS WHO HAD ENROLLED FOR STRESS MANAGEMENT. THEY WERE RANDOMLY DIVIDED INTO TWO GROUPS, ONE GROUP PRACTICED HIGH FREQUENCY YOGA BREATHING WHILE THE OTHER GROUP PRACTICED BREATH AWARENESS. HIGH FREQUENCY YOGA BREATHING (KAPALABHATI, BREATH RATE 1.0 HZ) AND BREATH AWARENESS ARE TWO YOGA PRACTICES WHICH IMPROVE ATTENTION. THE IMMEDIATE EFFECT OF HIGH FREQUENCY YOGA BREATHING AND BREATH AWARENESS (I) WERE ASSESSED ON THE PERFORMANCE ON THE O'CONNOR FINGER DEXTERITY TASK AND (II) (IN) A SHAPE AND SIZE DISCRIMINATION TASK. RESULTS: THERE WAS A SIGNIFICANT IMPROVEMENT IN THE FINGER DEXTERITY TASK BY 19% AFTER KAPALABHATI AND 9% AFTER BREATH AWARENESS (P<0.001 IN BOTH CASES, REPEATED MEASURES ANOVA AND POST-HOC ANALYSES). THERE WAS A SIGNIFICANT REDUCTION (P<0.001) IN ERROR (41% AFTER KAPALABHATI AND 21% AFTER BREATH AWARENESS) AS WELL AS TIME TAKEN TO COMPLETE THE SHAPE AND SIZE DISCRIMINATION TEST (15% AFTER KAPALABHATI AND 15% AFTER BREATH AWARENESS; P<0.001) WAS ALSO OBSERVED. CONCLUSION: BOTH KAPALABAHATI AND BREATH AWARENESS CAN IMPROVE FINE MOTOR SKILLS AND VISUAL DISCRIMINATION, WITH A GREATER MAGNITUDE OF CHANGE AFTER KAPALABHATI. 2012 5 2043 18 THE ACUTE EFFECTS OF VINYASA FLOW YOGA ON VASCULAR FUNCTION, LIPID AND GLUCOSE CONCENTRATIONS, AND MOOD. WHILE THE CHRONIC EFFECTS OF CERTAIN STYLES OF YOGA ON CARDIOMETABOLIC FACTORS HAVE BEEN INVESTIGATED, LITTLE IS KNOWN ABOUT THE ACUTE EFFECTS OF A SINGLE YOGA SESSION ON THESE OUTCOMES. MOREOVER, VINYASA YOGA'S POTENTIAL TO MODULATE CARDIOMETABOLIC OUTCOMES HAS NOT BEEN ESTABLISHED. THE PURPOSE OF THIS STUDY IS TO DETERMINE THE ACUTE EFFECTS OF A VINYASA YOGA SESSION ON ARTERIAL STIFFNESS, WAVE REFLECTION, LIPID AND GLUCOSE CONCENTRATIONS, AND MOOD IN ADULTS WITH PRIOR YOGA EXPERIENCE. THIRTY YOGA PRACTITIONERS WITH A MINIMUM OF 3 MONTHS OF PRACTICE EXPERIENCE WERE ENROLLED INTO THE STUDY. CAROTID-FEMORAL PULSE WAVE VELOCITY (CF-PWV), AUGMENTATION INDEX (AIX), LIPID PROFILE, GLUCOSE CONCENTRATIONS, AND MOOD (POSITIVE AND NEGATIVE AFFECT SCALE) WERE ASSESSED AT BASELINE AND IMMEDIATELY FOLLOWING A 1 -H VINYASA YOGA SESSION. AFTER THE YOGA SESSION, PARTICIPANTS HAD SIGNIFICANTLY LOWER AIX (P < 0.001), NON-HDL CHOLESTEROL (P < 0.05), AND NEGATIVE AFFECT (P < 0.01) COMPARED TO BASELINE. THESE RESULTS HIGHLIGHT THE EFFICACY OF A SINGLE BOUT OF YOGA IN ALTERING WAVE REFLECTION WHILE IMPROVING MOOD AND LIPID CONCENTRATIONS IN HEALTHY ADULTS WITH A HISTORY OF YOGA PRACTICE. 2021 6 1351 33 IMMEDIATE EFFECT OF A YOGA BREATHING PRACTICE ON ATTENTION AND ANXIETY IN PRE-TEEN CHILDREN. PRE-TEEN CHILDREN FACE STRESSORS RELATED TO THEIR TRANSITION FROM CHILDHOOD TO ADOLESCENCE, WITH A SIMULTANEOUS INCREASE IN ACADEMIC PRESSURE. THE PRESENT STUDY COMPARED THE IMMEDIATE EFFECTS OF 18 MIN OF (I) HIGH FREQUENCY YOGA BREATHING WITH (II) YOGA-BASED BREATH AWARENESS AND (III) SITTING QUIETLY, ON (A) ATTENTION AND (B) ANXIETY, IN 61 PRE-TEEN CHILDREN (AGED BETWEEN 11 AND 12 YEARS; 25 GIRLS). ATTENTION WAS ASSESSED USING A SIX LETTER CANCELLATION TASK AND SPIELBERGER'S STATE TRAIT ANXIETY INVENTORY STAI-S WAS USED TO MEASURE ANXIETY BEFORE AND AFTER THE THREE PRACTICES, PRACTICED ON SEPARATE DAYS. REPEATED MEASURES ANOVA, FOLLOWED BY BONFERRONI ADJUSTED POST-HOC ANALYSES SHOWED AN INCREASE IN TOTAL ATTEMPTS AND NET SCORES AFTER HIGH FREQUENCY YOGA BREATHING (P < 0.05), WHILE WRONG ATTEMPTS INCREASED AFTER YOGA BASED BREATH AWARENESS (P < 0.05). ANXIETY DECREASED COMPARABLY AFTER ALL THREE INTERVENTIONS. THE 25 GIRLS IN THE GROUP HAD THE SAME TREND OF RESULTS AS THE WHOLE GROUP WITH RESPECT TO THE ATTENTION-BASED CANCELLATION TASK, WHILE BOYS SHOWED NO, HOW SINCE CHANGE. FOR BOTH GIRLS AND BOYS, ANXIETY DECREASED AFTER ALL THREE 18MIN INTERVENTIONS. THE RESULTS SUGGEST THAT HIGH FREQUENCY YOGA BREATHING COULD BE A SHORT, USEFUL SCHOOL BASED PRACTICE TO IMPROVE ATTENTION AND REDUCE ANXIETY. 2019 7 2736 28 YOGA POSES INCREASE SUBJECTIVE ENERGY AND STATE SELF-ESTEEM IN COMPARISON TO 'POWER POSES'. RESEARCH ON BENEFICIAL CONSEQUENCES OF YOGA FOCUSES ON THE EFFECTS OF YOGIC BREATHING AND MEDITATION. LESS IS KNOWN ABOUT THE PSYCHOLOGICAL EFFECTS OF PERFORMING YOGA POSTURES. THE PRESENT STUDY INVESTIGATED THE EFFECTS OF YOGA POSES ON SUBJECTIVE SENSE OF ENERGY AND SELF-ESTEEM. THE EFFECTS OF YOGA POSTURES WERE COMPARED TO THE EFFECTS OF 'POWER POSES,' WHICH ARGUABLY INCREASE THE SENSE OF POWER AND SELF-CONFIDENCE DUE TO THEIR ASSOCIATION WITH INTERPERSONAL DOMINANCE (CARNEY ET AL., 2010). THE STUDY TESTED THE NOVEL PREDICTION THAT YOGA POSES, WHICH ARE NOT ASSOCIATED WITH INTERPERSONAL DOMINANCE BUT INCREASE BODILY ENERGY, WOULD INCREASE THE SUBJECTIVE FEELING OF ENERGY AND THEREFORE INCREASE SELF-ESTEEM COMPARED TO 'HIGH POWER' AND 'LOW POWER' POSES. A TWO FACTORIAL, BETWEEN PARTICIPANTS DESIGN WAS EMPLOYED. PARTICIPANTS PERFORMED EITHER TWO STANDING YOGA POSES WITH OPEN FRONT OF THE BODY (N = 19), TWO STANDING YOGA POSES WITH COVERED FRONT OF THE BODY (N = 22), TWO EXPANSIVE, HIGH POWER POSES (N = 21), OR TWO CONSTRICTIVE, LOW POWER POSES (N = 20) FOR 1-MIN EACH. THE RESULTS SHOWED THAT YOGA POSES IN COMPARISON TO 'POWER POSES' INCREASED SELF-ESTEEM. THIS EFFECT WAS MEDIATED BY AN INCREASED SUBJECTIVE SENSE OF ENERGY AND WAS OBSERVED WHEN BASELINE TRAIT SELF-ESTEEM WAS CONTROLLED FOR. THESE RESULTS SUGGEST THAT THE EFFECTS OF PERFORMING OPEN, EXPANSIVE BODY POSTURES MAY BE DRIVEN BY PROCESSES OTHER THAN THE POSES' ASSOCIATION WITH INTERPERSONAL POWER AND DOMINANCE. THIS STUDY DEMONSTRATES THAT POSITIVE EFFECTS OF YOGA PRACTICE CAN OCCUR AFTER PERFORMING YOGA POSES FOR ONLY 2 MIN. 2017 8 341 34 ARTERIAL BLOOD PRESSURE AND CARDIOVASCULAR RESPONSES TO YOGA PRACTICE. CONTEXT: YOGA IS QUALITATIVELY DIFFERENT FROM ANY OTHER MODE OF PHYSICAL ACTIVITY IN THAT IT CONSISTS OF A UNIQUE COMBINATION OF ISOMETRIC MUSCULAR CONTRACTIONS, STRETCHING EXERCISES, RELAXATION TECHNIQUES, AND BREATHING EXERCISES. IN PARTICULAR, YOGA POSTURES CONSIST OF SYSTEMIC ISOMETRIC CONTRACTIONS THAT ARE KNOWN TO ELICIT MARKED INCREASES IN MEAN BLOOD PRESSURE THAT ARE NOT OBSERVED DURING DYNAMIC EXERCISE. STRETCHING CAN ALSO INDUCE INCREASES IN BLOOD PRESSURE AND SYMPATHETIC NERVE ACTIVITY IN THE MUSCLES. CURRENTLY, NOT MUCH IS KNOWN ABOUT CHANGES IN BLOOD PRESSURE AND OTHER CARDIOVASCULAR RESPONSES TO YOGA PRACTICE. OBJECTIVE: THE STUDY INTENDED TO DETERMINE THE ACUTE EFFECTS OF ONE SESSION OF HATHA YOGA PRACTICE ON BLOOD PRESSURE AND OTHER CARDIOVASCULAR RESPONSES. TO GAIN INSIGHT INTO THE LONG-TERM EFFECTS OF YOGA PRACTICE, BOTH NOVICE (N = 19) AND ADVANCED (N = 18) YOGA PRACTITIONERS WERE STUDIED. DESIGN: THE TWO GROUPS WERE MATCHED FOR AGE, GENDER, BMI, AND BLOOD PRESSURE. SETTING: THE SETTING WAS A RESEARCH LABORATORY AT A UNIVERSITY. PARTICIPANTS: THIRTY-SIX APPARENTLY HEALTHY, NONOBESE, SEDENTARY, OR RECREATIONALLY ACTIVE INDIVIDUALS FROM THE COMMUNITY PARTICIPATED IN THE STUDY. INTERVENTION THE INTERVENTION COMPRISED ONE SESSION OF YOGA PRACTICE, IN WHICH PARTICIPANTS FOLLOWED A CUSTOM MADE INSTRUCTIONAL VIDEO PROVIDING A YOGA ROUTINE THAT CONSISTED OF A SERIES OF 23 HATHA-BASED YOGA POSTURES. OUTCOME MEASURES: PRIOR TO ARRIVING AT THE LABORATORY, EACH PARTICIPANT COMPLETED A RESEARCH HEALTH QUESTIONNAIRE, A TRAINING-STATUS QUESTIONNAIRE, AND A YOGA-EXPERIENCE QUESTIONNAIRE. PRIOR TO THE YOGA PRACTICE, EACH PARTICIPANT'S HEIGHT, BODY FAT PERCENTAGE, TRUNK OR LUMBAR FLEXIBILITY, AND ARTERIAL STIFFNESS AS ASSESSED BY CAROTID FEMORAL PULSE WAVE VELOCITY (CFPWV) WERE MEASURED. FOR EACH POSTURE DURING THE YOGA PRACTICE, THE STUDY CONTINUOUSLY MEASURED SYSTOLIC, MEAN, AND DIASTOLIC BLOOD PRESSURES, HEART RATE, STROKE VOLUME, AND CARDIAC OUTPUT. RESULTS: SYSTOLIC, MEAN, AND DIASTOLIC BLOOD PRESSURES INCREASED SIGNIFICANTLY DURING THE YOGA PRACTICE. THE MAGNITUDE OF THESE INCREASES IN BLOOD PRESSURE WAS GREATEST WITH STANDING POSTURES. HEART RATE AND CARDIAC OUTPUT INCREASED SIGNIFICANTLY DURING YOGA PRACTICE, ESPECIALLY WITH STANDING POSTURES. OVERALL, NO DIFFERENCES EXISTED IN CARDIOVASCULAR RESPONSES BETWEEN THE NOVICE AND ADVANCED PRACTITIONERS THROUGHOUT THE YOGA TESTING SESSION; CFPWV VELOCITY WAS SIGNIFICANTLY AND INVERSELY ASSOCIATED WITH LUMBAR FLEXION BUT NOT WITH SIT-AND-REACH TEST SCORES. CONCLUSIONS: THE RESEARCH TEAM CONCLUDED THAT A VARIETY OF HATHA YOGA POSTURES, ESPECIALLY STANDING POSTURES, EVOKED SIGNIFICANT INCREASES IN BLOOD PRESSURE. THE ELEVATION IN BLOOD PRESSURE DUE TO YOGA PRACTICE WAS ASSOCIATED WITH INCREASES IN CARDIAC OUTPUT AND HEART RATE, WHICH ARE RESPONSES SIMILAR TO THOSE OBSERVED IN ISOMETRIC EXERCISE. THE LACK OF OBVIOUS DIFFERENCES IN BLOOD PRESSURE AND OTHER CARDIOVASCULAR RESPONSES BETWEEN NOVICE AND ADVANCED YOGA PRACTITIONERS SUGGESTS THAT LONG-TERM YOGA PRACTICE DOES NOT ATTENUATE ACUTE YOGA RESPONSES. 2013 9 1422 24 IMPROVEMENT IN HAND GRIP STRENGTH IN NORMAL VOLUNTEERS AND RHEUMATOID ARTHRITIS PATIENTS FOLLOWING YOGA TRAINING. THE PRESENT STUDY AIMED AT ASSESSING THE EFFECTS OF A SET OF YOGA PRACTICES ON NORMAL ADULTS (N = 37), CHILDREN (N = 86), AND PATIENTS WITH RHEUMATOID ARTHRITIS (N = 20). AN EQUAL NUMBER OF NORMAL ADULTS, CHILDREN, AND PATIENTS WITH RHEUMATOID ARTHRITIS WHO DID NOT PRACTICE YOGA WERE STUDIED UNDER EACH CATEGORY, FORMING RESPECTIVE CONTROL GROUPS. YOGA AND CONTROL GROUP SUBJECTS WERE ASSESSED AT BASELINE AND AFTER VARYING INTERVALS, AS FOLLOWS, ADULTS AFTER 30 DAYS, CHILDREN AFTER 10 DAYS AND PATIENTS AFTER 15 DAYS, BASED ON THE DURATION OF THE YOGA PROGRAM, WHICH THEY ATTENDED, WHICH WAS ALREADY FIXED. HAND GRIP STRENGTH OF BOTH HANDS, MEASURED WITH A GRIP DYNAMOMETER, INCREASED IN NORMAL ADULTS AND CHILDREN, AND IN RHEUMATOID ARTHRITIS PATIENTS, FOLLOWING YOGA, BUT NOT IN THE CORRESPONDING CONTROL GROUPS, SHOWING NO RE-TEST EFFECT. ADULT FEMALE VOLUNTEERS AND PATIENTS SHOWED A GREATER PERCENTAGE IMPROVEMENT THAN CORRESPONDING ADULT MALES. THIS GENDER-BASED DIFFERENCE WAS NOT OBSERVED IN CHILDREN. HENCE YOGA PRACTICE IMPROVES HAND GRIP STRENGTH IN NORMAL PERSONS AND IN PATIENTS WITH RHEUMATOID ARTHRITIS, THOUGH THE MAGNITUDE OF IMPROVEMENT VARIES WITH FACTORS SUCH AS GENDER AND AGE. 2001 10 2242 24 THE INFLUENCE OF PHYSICAL ACTIVITY AND YOGA ON CENTRAL ARTERIAL STIFFNESS. PURPOSE: CENTRAL ARTERIAL STIFFNESS IS AN ACCEPTED RISK FACTOR FOR CARDIOVASCULAR DISEASE. WHILE AEROBIC ACTIVITY IS ASSOCIATED WITH REDUCED STIFFNESS THE INFLUENCE OF PRACTICING YOGA IS UNKNOWN. THE AIMS OF THIS STUDY WERE TO: 1) EVALUATE ARTERIAL STIFFNESS IN MIDDLE-AGED ADULTS WHO REGULARLY PRACTICED YOGA, PERFORMED REGULAR EXERCISE, OR WERE INACTIVE, 2) EVALUATE THE REPRODUCIBILITY OF ARTERIAL STIFFNESS MEASURED IN THE LEFT AND RIGHT CAROTID ARTERY AND BY PULSE WAVE VELOCITY (PWV). METHODS: TWENTY SIX HEALTHY SUBJECTS (MALE AND FEMALE, 40-65 YRS OLD) WERE TESTED ON TWO SEPARATE DAYS. CAROTID ARTERY DISTENSIBILITY (DC) WAS MEASURED WITH ULTRASOUND. PHYSICAL ACTIVITY WAS DETERMINED BY QUESTIONNAIRE. RESULTS: YOGA AND AEROBIC SUBJECTS HAD SIMILAR PHYSICAL ACTIVITY LEVELS. YOGA AND AEROBIC GROUPS WERE NOT DIFFERENT IN EITHER DC (P = 0.26) OR PWV (P = 0.21). THE SEDENTARY GROUP HAD LOWER DC AND HIGHER PWV COMPARED TO THE AEROBIC AND YOGA GROUPS (BOTH, P < 0.001). STIFFNESS MEASURES WERE RELIABLE DAY TO DAY (COEFFICIENTS OF VARIATION APPROXIMATELY 2.5%) AND SIMILAR BETWEEN LEFT AND RIGHT ARTERIES (CV = 2.2%). CONCLUSION: PHYSICAL ACTIVITY WAS A STRONG PREDICTOR OF BOTH MEASURES OF ARTERIAL STIFFNESS, ALTHOUGH OTHER FACTORS SUCH AS NUTRITIONAL STATUS NEED TO BE ACCOUNTED FOR. AN INDEPENDENT EFFECT OF PRACTICING YOGA COULD NOT BE DETECTED. STIFFNESS MEASURES WERE REPRODUCIBLE AND LEFT AND RIGHT SIDES WERE CONSISTENT WITH EACH OTHER. 2008 11 1463 31 INFLUENCE OF YOGA-BASED PERSONALITY DEVELOPMENT PROGRAM ON PSYCHOMOTOR PERFORMANCE AND SELF-EFFICACY IN SCHOOL CHILDREN. SELECTIVE ATTENTION AND EFFICACY ARE IMPORTANT COMPONENTS OF SCHOLASTIC PERFORMANCE IN SCHOOL CHILDREN. WHILE ATTEMPTS ARE BEING MADE TO INTRODUCE NEW METHODS TO IMPROVE ACADEMIC PERFORMANCE EITHER AS PART OF CURRICULAR OR EXTRACURRICULAR ACTIVITIES IN SCHOOLS, THE SUCCESS RATES ARE MINIMAL. HENCE, THIS STUDY ASSESSED THE EFFECT OF YOGA-BASED INTERVENTION ON PSYCHOMOTOR PERFORMANCE AND SELF-EFFICACY IN SCHOOL CHILDREN. TWO HUNDRED TEN SCHOOL CHILDREN WITH AGES RANGING FROM 11 TO 16 YEARS (MEAN AGE +/- SD; 13.7 +/- 0.8 YEARS) SATISFYING THE INCLUSION AND EXCLUSION CRITERIA WERE RECRUITED FOR THE 10-DAY YOGA PROGRAM. AN EQUAL NUMBER OF AGE-MATCHED PARTICIPANTS (N = 210; MEAN +/- SD; 13.1 +/- 0.8 YEARS) WERE SELECTED FOR THE CONTROL GROUP. PARTICIPANTS WERE ASSESSED FOR ATTENTION AND PERFORMANCE AT THE BEGINNING AND END OF 10 DAYS USING TRAIL MAKING TASK (TMT) A AND B, AND SELF-EFFICACY QUESTIONNAIRE. THE YOGA GROUP SHOWED HIGHER SELF-EFFICACY AND IMPROVED PERFORMANCE AFTER 10 DAYS OF YOGA INTERVENTION. THE PERFORMANCE IN TMT-A AND -B OF THE YOGA GROUP SHOWED A SIGNIFICANTLY HIGHER NUMBER OF ATTEMPTS WITH A REDUCTION IN TIME TAKEN TO COMPLETE THE TASK AND A NUMBER OF WRONG ATTEMPTS COMPARED WITH CONTROL GROUP. RESULTS SUGGEST THAT YOGA PRACTICE ENHANCES SELF-EFFICACY AND PROCESSING SPEED WITH FINE MOTOR COORDINATION, VISUAL-MOTOR INTEGRATION, VISUAL PERCEPTION, PLANNING ABILITY, AND COGNITIVE PERFORMANCE. 2016 12 368 38 AUTONOMIC CHANGES IN BRAHMAKUMARIS RAJA YOGA MEDITATION. THIS REPORT PRESENTS THE CHANGES IN VARIOUS AUTONOMIC AND RESPIRATORY VARIABLES DURING THE PRACTICE OF BRAHMAKUMARIS RAJA YOGA MEDITATION. THIS PRACTICE REQUIRES CONSIDERABLE COMMITMENT AND INVOLVES CONCENTRATED THINKING. 18 MALES IN THE AGE RANGE OF 20 TO 52 YEARS (MEAN 34.1 +/- 8.1), WITH 5-25 YEARS EXPERIENCE IN MEDIATION (MEAN 10.1 +/- 6.2), PARTICIPATED IN THE STUDY. EACH SUBJECT WAS ASSESSED IN THREE TEST SESSIONS WHICH INCLUDED A PERIOD OF MEDITATION, AND ALSO IN THREE CONTROL (NON-MEDIATION) SESSIONS, WHICH INCLUDED A PERIOD OF RANDOM THINKING. GROUP ANALYSIS SHOWED THAT THE HEART RATE DURING THE MEDITATION PERIOD WAS INCREASED COMPARED TO THE PRECEDING BASELINE PERIOD, AS WELL AS COMPARED TO THE VALUE DURING THE NON-MEDITATION PERIOD OF CONTROL SESSIONS. IN CONTRAST TO THE CHANGE IN THE HEART RATE, THERE WAS NO SIGNIFICANT CHANGE DURING MEDITATION, FOR THE GROUP AS A WHOLE, IN PALMAR GSR, FINGER PLETHYSMOGRAM AMPLITUDE, AND RESPIRATORY RATE. ON AN INDIVIDUAL BASIS, CHANGES WHICH MET THE FOLLOWING CRITERIA WERE NOTED: (1), CHANGES WHICH WERE GREATER DURING MEDITATION (COMPARED TO ITS PRECEDING BASELINE) THAN CHANGES DURING POST MEDITATION OR NON-MEDITATION PERIODS (ALSO COMPARED TO THEIR PRECEDING BASELINE); (2), CHANGES WHICH OCCURRED CONSISTENTLY DURING THE THREE REPEAT SESSIONS OF A SUBJECT AND (3), CHANGES WHICH EXCEEDED ARBITRARILY-CHOSEN CUT-OFF POINTS (DESCRIBED AT LENGTH BELOW). THIS INDIVIDUAL LEVEL ANALYSIS REVEALED THAT CHANGES IN AUTONOMIC VARIABLES SUGGESTIVE OF BOTH ACTIVATION AND RELAXATION OCCURRED SIMULTANEOUSLY IN DIFFERENT SUBDIVISIONS OF THE AUTONOMIC NERVOUS SYSTEM IN A SUBJECT. APART FROM THIS, THERE WERE DIFFERENCES IN PATTERNS OF CHANGE AMONG THE SUBJECTS WHO PRACTISED THE SAME MEDITATION.(ABSTRACT TRUNCATED AT 250 WORDS) 1993 13 2364 29 VOLUNTARY HEART RATE REDUCTION FOLLOWING YOGA USING DIFFERENT STRATEGIES. BACKGROUND/AIMS: ONE MONTH OF YOGA TRAINING HAS BEEN SHOWN TO REDUCE THE PULSE RATE VOLUNTARILY WITHOUT USING EXTERNAL CUES. HENCE, THE PRESENT STUDY WAS DESIGNED TO UNDERSTAND THE STRATEGIES USED BY YOGA PRACTITIONERS AND AUTONOMIC CHANGES ASSOCIATED WITH VOLUNTARY HEART RATE REDUCTION. MATERIALS AND METHODS: FIFTY VOLUNTEERS (GROUP MEAN AGE +/- S.D., 25.4 +/- 4.8 YEARS; 25 MALES) WERE ASSESSED IN TWO TRIALS ON SEPARATE DAYS. EACH TRIAL WAS FOR 12 MINUTES, WITH A 'PRE' STATE AND 'DURING' STATE OF 6 MINUTES EACH. FOR BOTH TRIALS THE 'PRE' STATE WAS RELAXATION WITH EYES CLOSED. IN THE 'DURING' STATE OF TRIAL I, SUBJECTS WERE ASKED TO VOLUNTARILY REDUCE THEIR HEART RATE USING A STRATEGY OF THEIR CHOICE. FROM THEIR RESPONSES TO SPECIFIC QUESTIONS IT WAS DETERMINED THAT 22 OUT OF 50 PERSONS USED BREATH REGULATION AS A STRATEGY. HENCE, IN THE 'DURING' STATE OF TRIAL II, SUBJECTS WERE ASKED TO VOLUNTARILY REDUCE THEIR HEART RATE BY BREATH REGULATION. RESULTS: IN THE FIRST TRIAL, THE HEART RATE WAS REDUCED BY AN AVERAGE OF 19.6 BEATS PER MINUTE AND IN THE SECOND TRIAL (WITH BREATH REGULATION EXCLUSIVELY) AN AVERAGE DECREASE OF 22.2 BEATS PER MINUTE WAS ACHIEVED. CONCLUSIONS: HENCE, THE STRATEGY USED DID NOT MARKEDLY ALTER THE OUTCOME. 2013 14 48 26 A COMBINATION OF FOCUSING AND DEFOCUSING THROUGH YOGA REDUCES OPTICAL ILLUSION MORE THAN FOCUSING ALONE. THE DEGREE OF OPTICAL ILLUSION WAS ASSESSED USING STANDARD MULLER-LYER LINES IN TWO GROUPS (YOGA AND CONTROL) OF THIRTY SUBJECTS EACH. ALL SUBJECTS WERE BETWEEN EIGHTEEN AND FORTY TWO YEARS OF AGE. THE DIFFERENCE BETWEEN THE READING AT WHICH THE LINES WERE ACTUALLY EQUAL AND THE READING AT WHICH THE SUBJECT FELT THEM TO BE EQUAL, WAS NOTED AS THE DEGREE OF ILLUSION ("DI"). EACH SUBJECT WAS ASSESSED AT THE BEGINNING AND END OF A MONTH. DURING THE MONTH THE YOGA GROUP RECEIVED TRAINING IN YOGA, WHILE THE CONTROL GROUP CARRIED ON WITH THEIR USUAL ROUTINE. AT THE END OF THE MONTH THE YOGA GROUP SHOWED A SIGNIFICANT (TWO FACTOR ANOVA, TUKEY TEST, P < .001) DECREASE IN THE "DI" (86%), WHEREAS THE CONTROL GROUP SHOWED NO CHANGE. THE IMPROVEMENT FOLLOWING YOGA COULD BE ATTRIBUTED TO THE COMBINATION OF FOCUSING AND DEFOCUSING INVOLVED IN YOGA PRACTICE, AS THESE FACTORS ARE KNOWN TO INFLUENCE THE "DI". PREVIOUS RESULTS WHICH MENTIONED A 79% DECREASE IN "DI" WITH FOCUSING ALONE, PROVIDED A COMPARISON. 1997 15 1514 30 IS WEEKLY FREQUENCY OF YOGA PRACTICE SUFFICIENT? PHYSIOLOGICAL EFFECTS OF HATHA YOGA AMONG HEALTHY NOVICE WOMEN. BENEFICIAL PHYSICAL AND PHYSIOLOGICAL HEALTH OUTCOMES OF YOGA PRACTICE ARE WELL-SUPPORTED BY EMPIRICAL DATA. HOWEVER, WHETHER WEEKLY FREQUENCY OF TRAINING IS SUFFICIENT TO EVOKE POSITIVE CHANGES, IS STILL AN OPEN QUESTION. THE PRESENT INTERVENTION STUDY INVESTIGATED THE EFFECTS OF 10 WEEKLY SESSIONS OF BEGINNER LEVEL HATHA YOGA WITH RESPECT TO INDICATORS OF PHYSICAL FITNESS AND PHYSIOLOGICAL MARKERS. 82 YOUNG WOMEN (MEAN AGE OF 22.0 +/- 3.83 YEARS) PARTICIPATED IN THE STUDY. THE YOGA GROUP (N = 49) ATTENDED A YOGA COURSE CONSISTING OF 10 SESSIONS (1.5 H EACH) ON A WEEKLY BASIS. THE CONTROL GROUP (N = 33) DID NOT RECEIVE ANY INTERVENTION. BMI, BODY FAT PERCENTAGE, BALANCE (ONE-LEG-STAND TEST WITH OPEN AND CLOSED EYES, FUNCTIONAL REACH TEST), FLEXIBILITY (SIDE BEND TEST, MODIFIED SIT AND REACH TEST) CORE MUSCLE STRENGTH (PLANK TEST) AS WELL AS RESTING HEART RATE (HR), AND HEART RATE VARIABILITY (HRV) WERE ASSESSED 1 WEEK BEFORE AND AFTER THE COURSE. BOTH FREQUENTIST AND BAYESIAN ANALYSIS SHOWED AN IMPROVEMENT IN FLEXIBILITY AND BALANCE IN THE YOGA GROUP COMPARED TO THE CONTROL GROUP. THE YOGA GROUP SHOWED ALSO INCREASED CORE MUSCLE STRENGTH. NO CHANGES WITH RESPECT TO BMI, BODY FAT PERCENTAGE, RESTING HR AND HRV WERE FOUND. NINETY MINUTE BEGINNER LEVEL HATHA YOGA CLASSES WERE CHARACTERIZED BY 93.39 HR AND 195 KCAL ENERGY CONSUMPTION ON AVERAGE. THE PRESENT FINDINGS SUGGEST THAT WEEKLY SETTING OF A 10-SESSION LONG HATHA YOGA TRAINING LEADS TO IMPROVEMENTS IN BALANCE, FLEXIBILITY AND CORE MUSCLE STRENGTH AMONG HEALTHY YOUNG WOMEN. HOWEVER, FOR CHANGES IN BMI, BODY FAT PERCENTAGE, RESTING HR AND HRV LONGER, AND/OR MORE INTENSE INTERVENTIONS ARE NEEDED. 2021 16 2215 20 THE IMMEDIATE EFFECTS OF MODIFIED YOGA POSITIONS ON MUSCULOSKELETAL PAIN RELIEF. MANY MUSCULOSKELETAL PAINS ARE RELATED TO POOR POSTURE. THUS, THE AIM OF THE PRESENT STUDY WAS TO ASSESS THE EFFICIENCY OF A SINGLE SESSION OF TWO MODIFIED YOGA POSITIONS WITH 110 SUBJECTS AND THEIR 147 PAIN-RELATED COMPLAINTS. THE PARTICIPANTS WERE DIVIDED INTO TWO GROUPS: THE YOGA GROUP, WHICH RECEIVED TREATMENT OF TWO 20-MIN POSTURES AND THE CONTROL GROUP, WHICH RECEIVED A PLACEBO TREATMENT OF 15 MIN WITH A TURNED OFF ULTRASOUND. ALL VOLUNTEERS EXPERIENCED SOME PAIN BEFORE TREATMENT AND WERE ASSESSED BEFORE AND AFTER TREATMENT USING THE ANALOG PAIN SCALE. A SCORE OF 0 INDICATED NO PAIN WHEREAS 10 WAS THE MAXIMUM DEGREE OF PAIN ON THE SCALE. THE DIFFERENCE BEFORE AND AFTER TREATMENT WAS COMPARED BETWEEN THE GROUPS WITH A P-VALUE OF 0.0001, AS MEASURED BY THE STUDENT'S T-TEST. IT IS POSSIBLE TO CONCLUDE THAT ONE THERAPY SESSION IS EFFECTIVE IN THE TREATMENT OF VARIOUS MUSCULOSKELETAL PROBLEMS. 2013 17 1440 26 INCREASED HATHA YOGA EXPERIENCE PREDICTS LOWER BODY MASS INDEX AND REDUCED MEDICATION USE IN WOMEN OVER 45 YEARS. BACKGROUND: YOGA HAS BEEN SHOWN TO HAVE MANY SHORT-TERM HEALTH BENEFITS, BUT LITTLE IS KNOWN ABOUT THE EXTENT TO WHICH THESE BENEFITS ACCRUE OVER A LONG TIME FRAME OR WITH FREQUENT PRACTICE. AIMS: THE PURPOSE OF THIS STUDY WAS TO EXAMINE THE EXTENT TO WHICH BODY MASS INDEX (BMI) AND MEDICATION USE IN A SAMPLE OF FEMALE YOGA PRACTITIONERS OVER 45 YEARS VARIED ACCORDING TO THE LENGTH AND FREQUENCY OF YOGA PRACTICE. MATERIALS AND METHODS: WE ADMINISTERED ONLINE SURVEYS TO 211 FEMALE YOGA PRACTITIONERS AGED 45 TO 80 YEARS. WE USED REGRESSION ANALYSES TO EVALUATE THE RELATIONSHIP OF EXTENT OF YOGA EXPERIENCE TO BOTH BMI AND MEDICATION USE AFTER ACCOUNTING FOR AGE AND LIFESTYLE FACTORS. WE ALSO CONDUCTED COMPARISONS WITH 182 MATCHED CONTROLS. RESULTS: PARTICIPANTS HAD PRACTICED YOGA FOR AS LONG AS 50 YEARS AND FOR UP TO 28 HOURS PER WEEK. THERE WERE SIGNIFICANT INVERSE RELATIONSHIPS BETWEEN YOGA EXPERIENCE AND BOTH BMI AND MEDICATION LOAD. THESE SIGNIFICANT RELATIONSHIPS REMAINED AFTER ACCOUNTING FOR AGE AND LIFESTYLE FACTORS. WHEN WE COMPUTED YOGA EXPERIENCE IN TERMS OF TOTAL CALENDAR YEARS, WITHOUT ACCOUNTING FOR HOURS OF PRACTICE, SIGNIFICANT RELATIONSHIPS DID NOT REMAIN. HOWEVER, THERE WAS NO OBESITY IN THE 49 PARTICIPANTS WITH MORE THAN 25 YEARS OF YOGA PRACTICE. YOGA PRACTITIONERS WERE LESS LIKELY THAN NON-PRACTITIONERS TO USE MEDICATION FOR METABOLIC SYNDROME, MOOD DISORDERS, INFLAMMATION, AND PAIN. CONCLUSIONS: A LONG-TERM YOGA PRACTICE WAS ASSOCIATED WITH LITTLE OR NO OBESITY IN A NON-PROBABILITY SAMPLE OF WOMEN OVER 45 YEARS. RELATIONSHIPS SHOWED A DOSE-RESPONSE EFFECT, WITH INCREASED YOGA EXPERIENCE PREDICTING LOWER BMI AND REDUCED MEDICATION USE. 2011 18 2085 26 THE EFFECT OF LONG TERM COMBINED YOGA PRACTICE ON THE BASAL METABOLIC RATE OF HEALTHY ADULTS. BACKGROUND: DIFFERENT PROCEDURES PRACTICED IN YOGA HAVE STIMULATORY OR INHIBITORY EFFECTS ON THE BASAL METABOLIC RATE WHEN STUDIED ACUTELY. IN DAILY LIFE HOWEVER, THESE PROCEDURES ARE USUALLY PRACTICED IN COMBINATION. THE PURPOSE OF THE PRESENT STUDY WAS TO INVESTIGATE THE NET CHANGE IN THE BASAL METABOLIC RATE (BMR) OF INDIVIDUALS ACTIVELY ENGAGING IN A COMBINATION OF YOGA PRACTICES (ASANA OR YOGIC POSTURES, MEDITATION AND PRANAYAMA OR BREATHING EXERCISES) FOR A MINIMUM PERIOD OF SIX MONTHS, AT A RESIDENTIAL YOGA EDUCATION AND RESEARCH CENTER AT BANGALORE. METHODS: THE MEASURED BMR OF INDIVIDUALS PRACTICING YOGA THROUGH A COMBINATION OF PRACTICES WAS COMPARED WITH THAT OF CONTROL SUBJECTS WHO DID NOT PRACTICE YOGA BUT LED SIMILAR LIFESTYLES. RESULTS: THE BMR OF THE YOGA PRACTITIONERS WAS SIGNIFICANTLY LOWER THAN THAT OF THE NON-YOGA GROUP, AND WAS LOWER BY ABOUT 13 % WHEN ADJUSTED FOR BODY WEIGHT (P < 0.001). THIS DIFFERENCE PERSISTED WHEN THE GROUPS WERE STRATIFIED BY GENDER; HOWEVER, THE DIFFERENCE IN BMR ADJUSTED FOR BODY WEIGHT WAS GREATER IN WOMEN THAN MEN (ABOUT 8 AND 18% RESPECTIVELY). IN ADDITION, THE MEAN BMR OF THE YOGA GROUP WAS SIGNIFICANTLY LOWER THAN THEIR PREDICTED VALUES, WHILE THE MEAN BMR OF NON-YOGA GROUP WAS COMPARABLE WITH THEIR PREDICTED VALUES DERIVED FROM 1985 WHO/FAO/UNU PREDICTIVE EQUATIONS. CONCLUSION: THIS STUDY SHOWS THAT THERE IS A SIGNIFICANTLY REDUCED BMR, PROBABLY LINKED TO REDUCED AROUSAL, WITH THE LONG TERM PRACTICE OF YOGA USING A COMBINATION OF STIMULATORY AND INHIBITORY YOGIC PRACTICES. 2006 19 1744 24 PHYSIOLOGICAL AND PSYCHOLOGICAL EFFECTS OF HATHA-YOGA EXERCISE IN HEALTHY WOMEN. HATHA-YOGA HAS BECOME INCREASINGLY POPULAR IN WESTERN COUNTRIES AS A METHOD FOR COPING WITH STRESS. HOWEVER, LITTLE IS KNOWN ABOUT THE PHYSIOLOGICAL AND PSYCHOLOGICAL EFFECTS OF YOGA PRACTICE. WE MEASURED HEART RATE, BLOOD PRESSURE, THE HORMONES CORTISOL, PROLACTIN AND GROWTH HORMONE AND CERTAIN PSYCHOLOGICAL PARAMETERS IN A YOGA PRACTICING GROUP AND A CONTROL GROUP OF YOUNG FEMALE VOLUNTEERS READING IN A COMFORTABLE POSITION DURING THE EXPERIMENTAL PERIOD. THERE WERE NO SUBSTANTIAL DIFFERENCES BETWEEN THE GROUPS CONCERNING ENDOCRINE PARAMETERS AND BLOOD PRESSURE. THE COURSE OF HEART RATE WAS SIGNIFICANTLY DIFFERENT, THE YOGA GROUP HAD A DECREASE DURING THE YOGA PRACTICE. SIGNIFICANT DIFFERENCES BETWEEN BOTH GROUPS WERE FOUND IN PSYCHOLOGICAL PARAMETERS. IN THE PERSONALITY INVENTORY THE YOGA GROUP SHOWED MARKEDLY HIGHER SCORES IN LIFE SATISFACTION AND LOWER SCORES IN EXCITABILITY, AGGRESSIVENESS, OPENNESS, EMOTIONALITY AND SOMATIC COMPLAINTS. SIGNIFICANT DIFFERENCES COULD ALSO BE OBSERVED CONCERNING COPING WITH STRESS AND THE MOOD AT THE END OF THE EXPERIMENT. THE YOGA GROUP HAD SIGNIFICANT HIGHER SCORES IN HIGH SPIRITS AND EXTRAVERTEDNESS. 1994 20 664 22 EFFECT OF 90-MIN BIKRAM YOGA ON BASIC PSYCHOLOGICAL NEEDS AMONG PRACTITIONERS IN THE SOUTHWESTERN UNITED STATES. BACKGROUND: IN OUR MODERN SOCIETY, PHYSICAL ACTIVITY IS A LIFESTYLE CHOICE. BIKRAM YOGA IS A LOW IMPACT; MODERATE EXERCISE AND THE UNDERSTANDING OF MOTIVATION AND ADHERENCE TO THE PRACTICE IS UNKNOWN. THIS STUDY AIMED TO EVALUATE THE EFFECT OF 90 MIN BIKRAM YOGA PRACTICE ON BASIC PSYCHOLOGICAL NEEDS OF COMPETENCE (THE SENSE OF SKILL MASTERY), AUTONOMY (VOLITIONALLY PERFORMING A TASK), AND RELATEDNESS (A CONNECTION WITH OTHERS) AS POSTULATED IN SELF-DETERMINATION THEORY FOR MOTIVATION. METHODS: THE SAMPLE INCLUDED BIKRAM YOGA PRACTITIONERS IN THE SOUTHWESTERN UNITED STATES (N = 126) AVERAGED BETWEEN THE AGE GROUP OF 35 AND 64, PREDOMINATELY FEMALE, AND HIGHLY EDUCATED. RESPONSES TO THE PSYCHOLOGICAL NEED SATISFACTION IN EXERCISE SCALE WERE ANALYZED USING MULTIVARIATE ANALYSIS OF VARIANCE. RESULTS: RESULTS SHOWED A STATISTICALLY SIGNIFICANT EFFECT OF FREQUENCY OF YOGA ATTENDANCE ON THE SATISFACTION OF BASIC PSYCHOLOGICAL NEEDS (I.E., COMPETENCE, AUTONOMY, AND RELATEDNESS); (P = 0.025); SPECIFICALLY, YOGA PRACTITIONERS WHO ATTENDED FOUR OR MORE CLASSES PER WEEK HAD HIGHER SATISFACTION LEVELS OF BASIC PSYCHOLOGICAL NEED FOR COMPETENCE (P = 0.013) AND RELATEDNESS (P = 0.034). A STATISTICALLY SIGNIFICANT EFFECT OF THE LEVEL OF EXPERIENCE ON THE SATISFACTION OF BASIC PSYCHOLOGICAL NEEDS (I.E., COMPETENCE, AUTONOMY, AND RELATEDNESS) (P = 0.014) FOUND IN EXPERIENCED BIKRAM YOGA PRACTITIONERS, SPECIFICALLY FOR COMPETENCE (P = 0.013) AND RELATEDNESS (P = 0.023) COMPARED TO NOVICE COUNTERPARTS. CONCLUSION: THE STUDY PROVIDES SOME EVIDENCE OF AN INDIVIDUAL'S MOTIVATION FOR A 90 MIN BIKRAM YOGA PRACTICE AND POSSIBLE ADHERENCE. FUTURE INVESTIGATION OF BIKRAM YOGA PRACTICE ADOPTING SELF-DETERMINATION THEORY APPEARS WORTHWHILE. 2020