1 1026 124 EFFECTS OF YOGA BREATHING EXERCISES ON PULMONARY FUNCTION IN PATIENTS WITH DUCHENNE MUSCULAR DYSTROPHY: AN EXPLORATORY ANALYSIS. OBJECTIVE: DUCHENNE MUSCULAR DYSTROPHY (DMD) IS THE MOST COMMON FORM OF MUSCULAR DYSTROPHY IN CHILDREN, AND CHILDREN WITH DMD DIE PREMATURELY BECAUSE OF RESPIRATORY FAILURE. WE SOUGHT TO DETERMINE THE EFFICACY AND SAFETY OF YOGA BREATHING EXERCISES, AS WELL AS THE EFFECTS OF THOSE EXERCISES ON RESPIRATORY FUNCTION, IN SUCH CHILDREN. METHODS: THIS WAS A PROSPECTIVE OPEN-LABEL STUDY OF PATIENTS WITH A CONFIRMED DIAGNOSIS OF DMD, RECRUITED FROM AMONG THOSE FOLLOWED AT THE NEUROLOGY OUTPATIENT CLINIC OF A UNIVERSITY HOSPITAL IN THE CITY OF SAO PAULO, BRAZIL. PARTICIPANTS WERE TAUGHT HOW TO PERFORM HATHA YOGA BREATHING EXERCISES AND WERE INSTRUCTED TO PERFORM THE EXERCISES THREE TIMES A DAY FOR 10 MONTHS. RESULTS: OF THE 76 PATIENTS WHO ENTERED THE STUDY, 35 DROPPED OUT AND 15 WERE UNABLE TO PERFORM THE BREATHING EXERCISES, 26 HAVING THEREFORE COMPLETED THE STUDY (MEAN AGE, 9.5 +/- 2.3 YEARS; BODY MASS INDEX, 18.2 +/- 3.8 KG/M(2)). THE YOGA BREATHING EXERCISES RESULTED IN A SIGNIFICANT INCREASE IN FVC (% OF PREDICTED: 82.3 +/- 18.6% AT BASELINE VS. 90.3 +/- 22.5% AT 10 MONTHS LATER; P = 0.02) AND FEV1 (% OF PREDICTED: 83.8 +/- 16.6% AT BASELINE VS. 90.1 +/- 17.4% AT 10 MONTHS LATER; P = 0.04). CONCLUSIONS: YOGA BREATHING EXERCISES CAN IMPROVE PULMONARY FUNCTION IN PATIENTS WITH DMD. 2014 2 780 38 EFFECT OF YOGA AS AN ADD-ON THERAPY IN THE MODULATION OF HEART RATE VARIABILITY IN CHILDREN WITH DUCHENNE MUSCULAR DYSTROPHY. BACKGROUND: DUCHENE MUSCULAR DYSTROPHY (DMD) IS A PROGRESSIVE MUSCULAR DISORDER. CARDIAC DISORDER IS THE SECOND-MOST COMMON CAUSE OF DEATH IN CHILDREN WITH DMD, WITH 10%-20% OF THEM DYING OF CARDIAC FAILURE. HEART RATE VARIABILITY (HRV) IS SHOWN TO BE A PREDICTOR OF CARDIO-AUTONOMIC FUNCTION. PHYSIOTHERAPY (PT) IS ADVISED FOR THESE CHILDREN AS A REGULAR TREATMENT FOR MAINTAINING THEIR FUNCTIONAL STATUS. THE EFFECT OF YOGIC PRACTICES ON THE CARDIO-AUTONOMIC FUNCTIONS HAS BEEN DEMONSTRATED IN VARIOUS NEUROLOGICAL CONDITIONS AND MAY PROVE BENEFICIAL IN DMD. MATERIALS AND METHODS: IN THIS STUDY, 124 PATIENTS WITH DMD WERE RANDOMIZED TO PT ALONE OR PT WITH YOGA INTERVENTION. HOME-BASED PT AND YOGA WERE ADVISED. ADHERENCE WAS SERIALLY ASSESSED AT A FOLLOW-UP INTERVAL OF 3 MONTHS. ERROR-FREE, ELECTROCARDIOGRAM WAS RECORDED IN ALL PATIENTS AT REST IN THE SUPINE POSITION. HRV PARAMETERS WERE COMPUTED IN TIME AND FREQUENCY DOMAINS. HRV WAS RECORDED AT BASELINE AND AT AN INTERVAL OF 3 MONTHS UP TO 1 YEAR. REPEATED-MEASURES ANOVA WAS USED TO ANALYZE LONGITUDINAL FOLLOW-UP AND LEAST SIGNIFICANT DIFFERENCE FOR POST HOC ANALYSIS AND P < 0.05 WAS CONSIDERED STATISTICALLY SIGNIFICANT. RESULTS: IN OUR STUDY, WITH PT PROTOCOL, STANDARD DEVIATION OF NN, ROOT OF SQUARE MEAN OF SUCCESSIVE NN, TOTAL POWER, LOW FREQUENCY, HIGH-FREQUENCY NORMALIZED UNITS (HFNU), AND SYMPATHOVAGAL BALANCE IMPROVED AT VARYING TIME POINTS AND THE IMPROVEMENT LASTED UP FOR 6-9 MONTHS, WHEREAS PT AND YOGA PROTOCOL SHOWED AN IMPROVEMENT IN HFNU DURING THE LAST 3 MONTHS OF THE STUDY PERIOD AND ALL THE OTHER PARAMETERS WERE STABLE UP TO 1 YEAR. THUS, IT IS EVIDENT THAT BOTH THE GROUPS IMPROVED CARDIAC FUNCTIONS IN DMD. HOWEVER, NO SIGNIFICANT DIFFERENCE WAS NOTED IN THE CHANGES OBSERVED BETWEEN THE GROUPS. CONCLUSION: THE INTENSE PT AND PT WITH YOGA, PARTICULARLY HOME-BASED PROGRAM, IS INDEED BENEFICIAL AS A THERAPEUTIC STRATEGY IN DMD CHILDREN TO MAINTAIN AND/OR TO SUSTAIN HRV IN DMD. 2019 3 777 46 EFFECT OF YOGA AND PHYSIOTHERAPY ON PULMONARY FUNCTIONS IN CHILDREN WITH DUCHENNE MUSCULAR DYSTROPHY - A COMPARATIVE STUDY. CONTEXT: ABNORMAL RESPIRATORY FUNCTION IS KNOWN TO BE DETECTABLE ALMOST AS SOON AS IT CAN BE MEASURED RELIABLY. STUDIES HAVE IDENTIFIED THE EFFECT OF RESPIRATORY MUSCLE TRAINING AS WELL AS BREATHING EXERCISES IN IMPROVING PULMONARY FUNCTIONS IN CHILDREN WITH DUCHENNE MUSCULAR DYSTROPHY (DMD). AIMS: THIS STUDY AIMS TO IDENTIFY THE ADD-ON EFFECT OF YOGA OVER PHYSIOTHERAPY ON PULMONARY FUNCTIONS IN CHILDREN WITH DMD. SETTINGS AND DESIGN: ONE HUNDRED AND TWENTY-FOUR PATIENTS WITH DMD WERE RANDOMIZED TO TWO GROUPS. GROUP I RECEIVED HOME-BASED PHYSIOTHERAPY AND GROUP II RECEIVED PHYSIOTHERAPY ALONG WITH YOGA INTERVENTION. MATERIALS AND METHODS: PULMONARY FUNCTION TEST (PFT) WAS ASSESSED BEFORE THE INTERVENTION (BASELINE DATA) AND AT REGULAR INTERVALS OF 3 MONTHS FOR A PERIOD OF 1 YEAR. STATISTICAL ANALYSIS USED: NORMALITY WAS ASSESSED USING SHAPIRO-WILK NORMALITY TEST. THE BASELINE DATA WERE ANALYZED USING MANN-WHITNEY U-TEST TO IDENTIFY THE HOMOGENEITY. REPEATED MEASURES ANALYSIS OF VARIANCE WAS USED TO ASSESS SIGNIFICANT CHANGES IN STUDY PARAMETERS DURING THE ASSESSMENT OF EVERY 3 MONTHS, BOTH WITHIN AND BETWEEN THE TWO GROUPS OF PATIENTS. RESULTS: A TOTAL OF 88 PARTICIPANTS COMPLETED ALL THE 5 ASSESSMENTS, WITH A MEAN AGE OF 7.9 +/- 1.5 YEARS. PFT PARAMETERS SUCH AS FORCED VITAL CAPACITY (FVC), PEAK EXPIRATORY FLOW RATE, MAXIMUM VOLUNTARY VENTILATION (MVV), AND TIDAL VOLUME DURING MAXIMUM VOLUNTARY VENTILATION (MVT) DEMONSTRATED SIGNIFICANT IMPROVEMENTS IN GROUP I. IN GROUP II, FVC AND MVT SIGNIFICANTLY IMPROVED FROM BASELINE UP TO 1 YEAR, WHEREAS MVV IMPROVED FROM BASELINE UP TO 9 MONTHS. TIDAL VOLUME DID NOT SHOW ANY CHANGES IN BOTH THE GROUPS. CONCLUSIONS: THE FINDINGS SUGGEST THAT INTRODUCTION OF YOGA WITH PHYSIOTHERAPY INTERVENTION AT AN EARLY AGE CAN BE CONSIDERED AS ONE OF THE THERAPEUTIC STRATEGIES IN IMPROVING PULMONARY FUNCTIONS IN PATIENTS WITH DMD. 2021 4 867 41 EFFECT OF YOGA REGIMEN ON LUNG FUNCTIONS INCLUDING DIFFUSION CAPACITY IN CORONARY ARTERY DISEASE PATIENTS: A RANDOMIZED CONTROLLED STUDY. BACKGROUND: LUNG FUNCTIONS ARE FOUND TO BE IMPAIRED IN CORONARY ARTERY DISEASE (CAD), CONGESTIVE HEART FAILURE, LEFT VENTRICULAR DYSFUNCTION, AND AFTER CARDIAC SURGERY. DIFFUSION CAPACITY PROGRESSIVELY WORSENS AS THE SEVERITY OF CAD INCREASES DUE TO REDUCTION IN LUNG TISSUE PARTICIPATING IN GAS EXCHANGE. AIMS AND OBJECTIVES: PRANAYAMA BREATHING EXERCISES AND YOGIC POSTURES MAY PLAY AN IMPRESSIVE ROLE IN IMPROVING CARDIO-RESPIRATORY EFFICIENCY AND FACILITATING GAS DIFFUSION AT THE ALVEOLO-CAPILLARY MEMBRANE. THIS STUDY WAS DONE TO SEE THE EFFECT OF YOGA REGIMEN ON LUNG FUNCTIONS PARTICULARLY DIFFUSION CAPACITY IN CAD PATIENTS. MATERIALS AND METHODS: A TOTAL OF 80 STABLE CAD PATIENTS BELOW 65 YEARS OF AGE OF BOTH SEXES WERE SELECTED AND RANDOMIZED INTO TWO GROUPS OF 40 EACH. GROUP I CAD PATIENTS WERE GIVEN YOGA REGIMEN FOR 3 MONTHS WHICH CONSISTED OF YOGIC POSTURES, PRANAYAMA BREATHING EXERCISES, DIETARY MODIFICATION, AND HOLISTIC TEACHING ALONG WITH THEIR CONVENTIONAL MEDICINE WHILE GROUP II CAD PATIENTS WERE PUT ONLY ON CONVENTIONAL MEDICINE. LUNG FUNCTIONS INCLUDING DIFFUSION CAPACITY WERE RECORDED THRICE IN BOTH THE GROUPS: 0 DAY AS BASELINE, 22(ND) DAY AND ON 90(TH) DAY BY USING COMPUTERIZED MS MEDISOFT CARDIO-RESPIRATORY INSTRUMENT, HYP'AIR COMPACT MODEL OF CARDIO-RESPIRATORY TESTING MACHINE WAS MANUFACTURED BY P K MORGAN, INDIA. THE RECORDED PARAMETERS WERE STATISTICALLY ANALYZED BY REPEATED MEASURES ANOVA FOLLOWED BY TUKEY'S TEST IN BOTH THE GROUPS. CARDIOVASCULAR PARAMETERS WERE ALSO COMPARED BEFORE AND AFTER INTERVENTION IN BOTH THE GROUPS. RESULTS: STATISTICALLY SIGNIFICANT IMPROVEMENTS WERE SEEN IN SLOW VITAL CAPACITY, FORCED VITAL CAPACITY, PEAK EXPIRATORY FLOW RATE, MAXIMUM VOLUNTARY VENTILATION, AND DIFFUSION FACTOR/ TRANSFER FACTOR OF LUNG FOR CARBON MONOXIDE AFTER 3 MONTHS OF YOGA REGIMEN IN GROUP I. FORCED EXPIRATORY VOLUME IN 1(ST) SEC (FEV1), AND FEV1 % ALSO SHOWED A TREND TOWARD IMPROVEMENT ALTHOUGH NOT STATISTICALLY SIGNIFICANT. HR, SBP AND DBP ALSO SHOWED SIGNIFICANT IMPROVEMENT IN GROUP-I PATIENTS WHO FOLLOWED YOGA REGIMEN. CONCLUSIONS: YOGA REGIMEN WAS FOUND TO IMPROVE LUNG FUNCTIONS AND DIFFUSION CAPACITY IN CAD PATIENTS BESIDES IMPROVING CARDIOVASCULAR FUNCTIONS. THUS, IT CAN BE USED AS A COMPLIMENTARY OR ADJUNCT THERAPY ALONG WITH THE CONVENTIONAL MEDICINE FOR THEIR TREATMENT AND REHABILITATION. 2015 5 2731 30 YOGA OFFERS CARDIOVASCULAR PROTECTION IN EARLY POSTMENOPAUSAL WOMEN. CONTEXT: POSTMENOPAUSE, AN ESTROGEN DEFICIENT STATE COMES WITH INCREASED INCIDENCE OF CARDIOVASCULAR DISEASES (CVDS). YOGA HAS BEEN DESCRIBED AS HAVING A BENEFICIAL EFFECT ON HEART RATE VARIABILITY (HRV), A MARKER FOR CARDIAC AUTONOMIC ACTIVITY WHICH CAN ASSESS CARDIOVASCULAR RISK, IN VARIOUS POPULATIONS. AIM: THE AIM OF THE STUDY WAS TO STUDY THE EFFECT OF 3-MONTH LONG YOGA PRACTICE ON HRV IN EARLY POSTMENOPAUSAL WOMEN. SETTINGS AND DESIGN: A PROSPECTIVE LONGITUDINAL STUDY OF 67 WOMEN WITHIN 5 YEARS OF MENOPAUSE BETWEEN 45 AND 60 YEARS OF AGE ATTENDING MENOPAUSE CLINIC OF DEPARTMENT OF GYNAECOLOGY, SUCHETA KRIPLANI HOSPITAL FULFILLING INCLUSION AND EXCLUSION CRITERIA AND CONSENTING WERE ENROLLED FOR THE STUDY. SUBJECTS AND METHODS: HRV OF 37 CASES (YOGA GROUP) AND 30 CONTROLS (NON-YOGA GROUP) WAS RECORDED PRE AND 3-MONTH POSTINTERVENTION. STATISTICAL ANALYSIS USED: GRAPHPAD PRISM VERSION 5 SOFTWARE WAS USED. VALUES ARE A MEAN AND STANDARD ERROR OF MEAN. STATISTICAL SIGNIFICANCE WAS SET UP AT P < 0.05. RESULTS: IN HRV, FREQUENCY DOMAIN ANALYSIS SHOWED A SIGNIFICANT FALL IN LOW FREQUENCY (LF) IN NORMALIZED UNITS (NU) AND LF: HIGH FREQUENCY (HF) RATIO AND SIGNIFICANT RISE IN HF IN NU IN THE YOGA GROUP (DEPICTING PARASYMPATHETIC DOMINANCE) AGAINST A SIGNIFICANT RISE IN LF (NU) AND LF: HF RATIO AND SIGNIFICANT FALL IN HF (NU) IN NON-YOGA GROUP (INDICATING SYMPATHETIC DOMINANCE). TIME DOMAIN ANALYSIS SHOWED A SIGNIFICANT DECREASE IN STANDARD DEVIATION OF NN INTERVALS IN NON-YOGA GROUP AGAINST NONSIGNIFICANT CHANGES IN YOGA GROUP INDICATING DETERIORATION IN PARASYMPATHETIC ACTIVITY IN NON-YOGA GROUP. CONCLUSIONS: THREE-MONTH LONG YOGA PRACTICE IMPROVED HRV IN EARLY POSTMENOPAUSAL WOMEN SIGNIFICANTLY AND HAS THE POTENTIAL TO ATTENUATE THE CVD RISK IN POSTMENOPAUSAL WOMEN. 2018 6 1578 25 MEASUREMENT OF THE EFFECT OF ISHA YOGA ON CARDIAC AUTONOMIC NERVOUS SYSTEM USING SHORT-TERM HEART RATE VARIABILITY. BACKGROUND: BENEFICIAL EFFECTS OF YOGA HAVE BEEN POSTULATED TO BE DUE TO MODULATION OF THE AUTONOMIC NERVOUS SYSTEM. OBJECTIVE: TO ASSESS THE EFFECT OF ISHA YOGA PRACTICES ON CARDIOVASCULAR AUTONOMIC NERVOUS SYSTEM THROUGH SHORT-TERM HEART RATE VARIABILITY (HRV). DESIGN OF THE STUDY: SHORT-TERM HRV OF LONG-TERM REGULAR HEALTHY 14 (12 MALES AND 2 FEMALES) ISHA YOGA PRACTITIONERS WAS COMPARED WITH THAT OF AGE- AND GENDER-MATCHED 14 (12 MALES AND 2 FEMALES) NON-YOGA PRACTITIONERS. METHODS AND MATERIALS: ECG LEAD II AND RESPIRATORY MOVEMENTS WERE RECORDED IN BOTH GROUPS USING POLYRITE DURING SUPINE REST FOR 5 MIN AND CONTROLLED DEEP BREATHING FOR 1 MINUTE. FREQUENCY DOMAIN ANALYSIS [RR INTERVAL IS THE MEAN OF DISTANCE BETWEEN SUBSEQUENT R WAVE PEAKS IN ECG], LOW FREQUENCY (LF) POWER, HIGH FREQUENCY (HF) POWER, LF NORMALIZED UNITS (NU), HF NU, LF/HF RATIO] AND TIME DOMAIN ANALYSIS [STANDARD DEVIATION OF NORMAL TO NORMAL INTERVAL (SDNN), SQUARE OF MEAN SQUARED DIFFERENCE OF SUCCESSIVE NORMAL TO NORMAL INTERVALS (RMSSD), NORMAL TO NORMAL INTERVALS WHICH ARE DIFFERING BY 50 MS (NN50), AND PERCENTAGE OF NN50 (PNN50)] OF HRV VARIABLES WERE ANALYZED FOR SUPINE REST. TIME DOMAIN ANALYSIS WAS RECORDED FOR DEEP BREATHING. RESULTS: RESULTS SHOWED STATISTICALLY SIGNIFICANT DIFFERENCES BETWEEN ISHA YOGA PRACTITIONERS AND CONTROLS IN BOTH FREQUENCY AND TIME DOMAIN ANALYSES OF HRV INDICES, WITH NO DIFFERENCE IN RESTING HEART RATE BETWEEN THE GROUPS. CONCLUSIONS: PRACTITIONERS OF ISHA YOGA SHOWED WELL-BALANCED BENEFICIAL ACTIVITY OF VAGAL EFFERENTS, AN OVERALL INCREASED HRV, AND SYMPATHOVAGAL BALANCE, COMPARED TO NON-YOGA PRACTITIONERS DURING SUPINE REST AND DEEP BREATHING. 2012 7 350 34 ASSESSMENT OF CARDIAC AUTONOMIC TONE FOLLOWING LONG SUDARSHAN KRIYA YOGA IN ART OF LIVING PRACTITIONERS. OBJECTIVE: THE BREATHING PROCESSES ARE KNOWN TO MODULATE CARDIAC AUTONOMIC TONE AND IMPROVE PSYCHOLOGICAL STATUS. WE INVESTIGATED CARDIAC AUTONOMIC TONE FOLLOWING LONG SUDARSHAN KRIYA YOGA (SKY) USING HEART RATE VARIABILITY (HRV) AND SKIN CONDUCTANCE LEVEL (SCL). METHODS: THIRTY HEALTHY VOLUNTEERS (AGE 28.3 +/- 8.4 YEARS; 23 M: 7 F) PARTICIPATED IN THE STUDY. ELECTROCARDIOGRAM (ECG) AND SCL WERE RECORDED FOR 5 MIN EACH, BEFORE AND AFTER LONG SKY. LONG SKY IS A COMBINATION OF PRANAYAMA AND CYCLIC RHYTHMIC BREATHING AND IS PERFORMED BY FOLLOWING THE GUIDED AUDIO INSTRUCTIONS. HRV ANALYSIS WAS USED FOR THE ASSESSMENT OF CARDIAC AUTONOMIC TONE. TIME AND FREQUENCY DOMAIN PARAMETERS OF HRV WERE CALCULATED BY USING RR INTERVAL OF ECG. SCL WAS ACQUIRED USING GALVANIC SKIN RESPONSE (GSR) AMPLIFIER OF POWERLAB IN MICROSEIMENS (MUS). RESULTS: TIME DOMAIN PARAMETERS OF HRV, INCLUDING MEAN RR INTERVAL (P = 0.000), RESPIRATORY SINUS ARRHYTHMIA (RSA) (P = 0.037), STANDARD DEVIATION OF ALL NN INTERVALS (SDNN) (P = 0.013), NN50 COUNT DIVIDED BY THE TOTAL NUMBER OF ALL NN INTERVALS (PNN50) (P = 0.004), AND SQUARE ROOT OF THE MEAN OF THE SUM OF THE SQUARES OF DIFFERENCES BETWEEN ADJACENT NN INTERVALS (RMSSD) (P = 0.002) INCREASED, AND MEAN HEART RATE DECREASED (P = 0.000) FOLLOWING LONG SKY. IN FREQUENCY DOMAIN ANALYSIS, POWER OF LOW-FREQUENCY (LF) COMPONENT (P = 0.010) AND LF/HF RATIO (P = 0.008) DECREASED SIGNIFICANTLY, WHEREAS POWER OF HIGH FREQUENCY (HF) SIGNIFICANTLY INCREASED (P = 0.010). SCL DECREASED FOLLOWING LONG SKY, ALTHOUGH IT DID NOT ATTAIN STATISTICAL SIGNIFICANCE. CONCLUSIONS: THE RESULTS SUGGEST THAT LONG SKY INDUCES SIGNIFICANT OSCILLATIONS IN CARDIAC AUTONOMIC TONE. PARASYMPATHETIC ACTIVITY INCREASES AND SYMPATHETIC ACTIVITY DECREASES AND SYMPATHOVAGAL BALANCE IMPROVES FOLLOWING LONG SKY. DECREASE IN SYMPATHETIC ACTIVITY IS ALSO DEMONSTRATED BY DECREASE IN CONDUCTANCE ALTHOUGH IT DID NOT REACH STATISTICAL SIGNIFICANCE. FROM THIS STUDY IT CAN BE CONCLUDED THAT LONG SKY HAS A BENEFICIAL EFFECT ON CARDIAC AUTONOMIC TONE, AND PSYCHOPHYSIOLOGICAL RELAXATION. IT MAY SERVE AS A TOOL TO IMPROVE HRV, WHICH IS THE MARKER OF CARDIOVASCULAR HEALTH. 2017 8 214 29 A STUDY OF THE EFFECT OF YOGA TRAINING ON PULMONARY FUNCTIONS IN PATIENTS WITH BRONCHIAL ASTHMA. THE ROLE OF YOGA BREATHING EXERCISES, AS AN ADJUNCT TREATMENT FOR BRONCHIAL ASTHMA IS WELL RECOGNIZED. ONE HUNDRED TWENTY PATIENTS OF ASTHMA WERE RANDOMIZED INTO TWO GROUPS I.E GROUP A (YOGA TRAINING GROUP) AND GROUP B (CONTROL GROUP). EACH GROUP INCLUDED SIXTY PATIENTS. PULMONARY FUNCTION TESTS WERE PERFORMED ON ALL THE PATIENTS AT BASELINE, AFTER 4 WEEKS AND THEN AFTER 8 WEEKS. MAJORITY OF THE SUBJECTS IN THE TWO GROUPS HAD MILD DISEASE (34 PATIENTS IN GROUP A AND 32 IN GROUP B). GROUP A SUBJECTS SHOWED A STATISTICALLY SIGNIFICANT INCREASING TREND (P < 0.01) IN % PREDICTED PEAK EXPIRATORY FLOW RATE (PEFR), FORCED EXPIRATORY VOLUME IN THE FIRST SECOND (FEV1), FORCED VITAL CAPACITY (FVC), FORCED MID EXPIRATORY FLOW IN 0.25-0.75 SECONDS (FEF25-75) AND FEV1/FVC% RATIO AT 4 WEEKS AND 8 WEEKS AS COMPARED TO GROUP B. THUS, YOGA BREATHING EXERCISES USED ADJUNCTIVELY WITH STANDARD PHARMACOLOGICAL TREATMENT SIGNIFICANTLY IMPROVES PULMONARY FUNCTIONS IN PATIENTS WITH BRONCHIAL ASTHMA. 2009 9 865 29 EFFECT OF YOGA PRACTICES ON PULMONARY FUNCTION TESTS INCLUDING TRANSFER FACTOR OF LUNG FOR CARBON MONOXIDE (TLCO) IN ASTHMA PATIENTS. PRANA IS THE ENERGY, WHEN THE SELF-ENERGIZING FORCE EMBRACES THE BODY WITH EXTENSION AND EXPANSION AND CONTROL, IT IS PRANAYAMA. IT MAY AFFECT THE MILIEU AT THE BRONCHIOLES AND THE ALVEOLI PARTICULARLY AT THE ALVEOLO-CAPILLARY MEMBRANE TO FACILITATE DIFFUSION AND TRANSPORT OF GASES. IT MAY ALSO INCREASE OXYGENATION AT TISSUE LEVEL. AIM OF OUR STUDY IS TO COMPARE PULMONARY FUNCTIONS AND DIFFUSION CAPACITY IN PATIENTS OF BRONCHIAL ASTHMA BEFORE AND AFTER YOGIC INTERVENTION OF 2 MONTHS. SIXTY STABLE ASTHMATIC-PATIENTS WERE RANDOMIZED INTO TWO GROUPS I.E GROUP 1 (YOGA TRAINING GROUP) AND GROUP 2 (CONTROL GROUP). EACH GROUP INCLUDED THIRTY PATIENTS. LUNG FUNCTIONS WERE RECORDED ON ALL PATIENTS AT BASELINE, AND THEN AFTER TWO MONTHS. GROUP 1 SUBJECTS SHOWED A STATISTICALLY SIGNIFICANT IMPROVEMENT (P<0.001) IN TRANSFER FACTOR OF THE LUNG FOR CARBON MONOXIDE (TLCO), FORCED VITAL CAPACITY (FVC), FORCED EXPIRATORY VOLUME IN 1ST SEC (FEV1), PEAK EXPIRATORY FLOW RATE (PEFR), MAXIMUM VOLUNTARY VENTILATION (MVV) AND SLOW VITAL CAPACITY (SVC) AFTER YOGA PRACTICE. QUALITY OF LIFE ALSO INCREASED SIGNIFICANTLY. IT WAS CONCLUDED THAT PRANAYAMA & YOGA BREATHING AND STRETCHING POSTURES ARE USED TO INCREASE RESPIRATORY STAMINA, RELAX THE CHEST MUSCLES, EXPAND THE LUNGS, RAISE ENERGY LEVELS, AND CALM THE BODY. 2012 10 2664 34 YOGA IN CHILDREN WITH EPILEPSY: A RANDOMIZED CONTROLLED TRIAL. CONTEXT: MAJORITY OF EPILEPSY BEGINS IN CHILDHOOD. TWENTY TO THIRTY PERCENT OF PATIENTS MAY NOT RESPOND TO ANTIEPILEPTIC DRUGS. YOGA AS A COMPLEMENTARY THERAPY HAS BEEN FOUND TO BE BENEFICIAL IN ADULTS, BUT HAS NOT YET BEEN STUDIED IN CHILDREN WITH EPILEPSY. AIM: TO STUDY THE EFFECT OF YOGA ON SEIZURE AND ELECTROENCEPHALOGRAM (EEG) OUTCOME IN CHILDREN WITH EPILEPSY. SETTING AND DESIGN: A RANDOMIZED CONTROLLED TRIAL WAS CONDUCTED IN THE PEDIATRIC NEUROLOGY OUTPATIENT DEPARTMENT OF A TERTIARY CARE TEACHING HOSPITAL. MATERIALS AND METHODS: TWENTY CHILDREN AGED 8-12 YEARS WITH AN UNEQUIVOCAL DIAGNOSIS OF EPILEPSY ON REGULAR ANTIEPILEPTIC DRUGS WERE ENROLLED. YOGA THERAPY WAS PROVIDED TO 10 CHILDREN (STUDY GROUP) AND 10 CHILDREN FORMED THE CONTROL GROUP. YOGA THERAPY WAS GIVEN AS 10 SESSIONS OF 1H EACH. WE COMPARED SEIZURE FREQUENCY AND EEG AT BASELINE, 3, AND 6 MONTHS. STATISTICAL ANALYSIS WAS CARRIED OUT USING STANDARD STATISTICAL TESTS. A P VALUE OF <0.05 WAS CONSIDERED SIGNIFICANT. RESULTS: NO CHILDREN HAD SEIZURES AT THE END OF 3 AND 6 MONTHS IN THE STUDY GROUP. IN THE CONTROL GROUP, AT 3 AND 6 MONTHS, FOUR AND THREE CHILDREN, RESPECTIVELY, HAD SEIZURES. EIGHT CHILDREN EACH IN BOTH THE GROUPS HAD AN ABNORMAL EEG AT ENROLLMENT. AT THE END OF 6 MONTHS, ONE EEG IN THE STUDY GROUP AND SEVEN IN THE CONTROL GROUP WERE ABNORMAL (P = 0.020). CONCLUSION: YOGA AS AN ADDITIONAL THERAPY IN CHILDREN WITH EPILEPSY LEADS TO SEIZURE FREEDOM AND SIGNIFICANT IMPROVEMENT IN EEG AT 6 MONTHS. 2018 11 1758 36 POSITIVE ANTIDEPRESSANT EFFECTS OF GENERIC YOGA IN DEPRESSIVE OUT-PATIENTS: A COMPARATIVE STUDY. CONTEXT: THERAPEUTIC EFFECTS IN DEPRESSION OF YOGA ADOPTED FROM DIFFERENT SCHOOLS HAVE BEEN DEMONSTRATED. THE EFFICACY OF A GENERIC MODULE OF YOGA ON DEPRESSED PATIENTS HAS NOT YET BEEN TESTED IN THE LITERATURE. AIMS: THE STUDY WAS AIMED TO COMPARE THE THERAPEUTIC EFFECT OF A GENERIC YOGA MODULE WITH ANTIDEPRESSANT DRUGS IN NON-SUICIDAL OUT-PATIENTS OF MAJOR DEPRESSION ATTENDING A PSYCHIATRIC HOSPITAL. SETTINGS AND DESIGN: THE STUDY WAS OUTPATIENT-BASED USING AN OPEN-LABELED DESIGN. MATERIALS AND METHODS: A TOTAL OF 137 OUT-PATIENTS OF DEPRESSIVE DISORDERS RECEIVED ONE OF THE THREE TREATMENTS AS THEY CHOSE - YOGA-ONLY, DRUGS-ONLY OR BOTH. THE YOGA WAS TAUGHT BY A TRAINED YOGA PHYSICIAN FOR OVER A MONTH IN SPACED SESSIONS TOTALING AT LEAST 12. PATIENTS WERE ASSESSED BEFORE TREATMENT, AFTER 1 AND 3 MONTHS ON DEPRESSION AND CLINICAL GLOBAL IMPRESSION SCALES. OUT OF 137, 58 PATIENTS COMPLETED THE STUDY PERIOD WITH ALL ASSESSMENTS. RESULTS: PATIENTS IN THE THREE ARMS OF TREATMENT WERE COMPARABLE ON DEMOGRAPHIC AND CLINICAL VARIABLES. PATIENTS IN ALL THREE ARMS OF TREATMENT OBTAINED A REDUCTION IN DEPRESSION SCORES AS WELL AS CLINICAL SEVERITY. HOWEVER, BOTH YOGA GROUPS (WITH OR WITHOUT DRUGS) WERE SIGNIFICANTLY BETTER THAN THE DRUGS-ONLY GROUP. HIGHER PROPORTION OF PATIENTS REMITTED IN THE YOGA GROUPS COMPARED WITH THE DRUGS-ONLY GROUP. NO UNTOWARD EVENTS WERE SPONTANEOUSLY REPORTED IN THE YOGA-TREATED PATIENTS. CONCLUSION: WITHIN THE LIMITATIONS OF THIS STUDY, IT CAN BE CONCLUDED THAT THE FINDINGS SUPPORT A CASE FOR PRESCRIBING YOGA AS TAUGHT IN THE STUDY IN DEPRESSIVE NON-SUICIDAL OUT-PATIENTS. 2013 12 1317 26 HEART RATE VARIABILITY CHANGES DURING HIGH FREQUENCY YOGA BREATHING AND BREATH AWARENESS. BACKGROUND: PRE AND POST COMPARISON AFTER ONE MINUTE OF HIGH FREQUENCY YOGA BREATHING (HFYB) SUGGESTED THAT THE HFYB MODIFIES THE AUTONOMIC STATUS BY INCREASING SYMPATHETIC MODULATION, BUT ITS EFFECT DURING THE PRACTICE WAS NOT ASSESSED. METHODS: THIRTY-EIGHT MALE VOLUNTEERS WITH GROUP AVERAGE AGE +/- S.D., 23.3 +/- 4.4 YEARS WERE EACH ASSESSED ON TWO SEPARATE DAYS IN TWO SESSIONS, (I) HFYB AND (II) BREATH AWARENESS. EACH SESSION WAS FOR 35 MINUTES, WITH 3 PERIODS, I.E., PRE (5 MINUTES), DURING HFYB OR BREATH AWARENESS (15 MINUTES) AND POST (5 MINUTES). RESULTS: THERE WAS A SIGNIFICANT DECREASE IN NN50, PNN50 AND THE MEAN RR INTERVAL DURING AND AFTER HFYB AND AFTER BREATH AWARENESS, COMPARED TO THE RESPECTIVE 'PRE' VALUES (P < 0.05) (REPEATED MEASURES ANOVA FOLLOWED BY POST-HOC ANALYSIS). THE LF POWER INCREASED AND HF POWER DECREASED DURING AND AFTER BREATH AWARENESS AND LF/HF RATIO INCREASED AFTER BREATH AWARENESS (P < 0.05). CONCLUSION: THE RESULTS SUGGEST THAT THERE WAS REDUCED PARASYMPATHETIC MODULATION DURING AND AFTER HFYB AND INCREASED SYMPATHETIC MODULATION WITH REDUCED PARASYMPATHETIC MODULATION DURING AND AFTER BREATH AWARENESS. 2011 13 1318 30 HEART RATE VARIABILITY IN CHRONIC LOW BACK PAIN PATIENTS RANDOMIZED TO YOGA OR STANDARD CARE. BACKGROUND: CHRONIC PAIN CAN ALTER THE AUTONOMIC BALANCE WITH INCREASED SYMPATHETIC ACTIVITY REFLECTED IN ALTERED HEART RATE VARIABILITY (HRV). IT HAS BEEN PROPOSED THAT YOGA CAN BE USEFUL TO CORRECT THE AUTONOMIC IMBALANCE IN PATIENTS WITH CHRONIC PAIN WHO HAVE REDUCED HRV. METHODS AND DESIGNS: IN THE PRESENT RANDOMIZED CONTROLLED TRIAL 62 PATIENTS WITH CHRONIC LOW BACK PAIN ASSOCIATED WITH ALTERED ALIGNMENT OF INTERVERTEBRAL DISCS (AGED BETWEEN 20 AND 45 YEARS, 32 MALES) WERE RANDOMIZED TO 2 GROUPS. ONE GROUP RECEIVED YOGA FOR 3 MONTHS WHILE THE OTHER GROUP CARRIED OUT STANDARD MEDICAL CARE BASED ON THE PHYSICIAN'S ADVICE. THE DURATION WAS THE SAME, I.E., 3 MONTHS. THE HEART RATE VARIABILITY AND RATE OF RESPIRATION WERE ASSESSED AT BASELINE AND AT THE END OF 3 MONTHS. RESULTS: THERE WAS A SIGNIFICANT DIFFERENCE IN THE BASELINE (PRE) VALUES BETWEEN GROUPS (P = 0.008) FOR RESPIRATION RATE WHICH WAS HIGHER IN THE YOGA GROUP. THE CHANGES REPORTED BELOW ARE PRE-POST COMPARISONS WITHIN EACH GROUP. THE YOGA GROUP SHOWED A SIGNIFICANT (P < 0.05; REPEATED MEASURES ANOVA, POST-HOC ANALYSES) DECREASE IN THE LF POWER OF HRV, RATE OF RESPIRATION AND A SIGNIFICANT INCREASE IN THE HF POWER OF HRV AND IN THE PNN50. CONCLUSION: THE RESULTS SUGGEST THAT YOGA PRACTICE CAN SHIFT THE AUTONOMIC BALANCE TOWARDS VAGAL DOMINANCE IN PATIENTS WITH CHRONIC LOW BACK PAIN ASSOCIATED WITH ALTERED ALIGNMENT OF INTERVERTEBRAL DISCS. TRIAL REGISTRATION: THE STUDY IS REGISTERED WITH THE CLINICAL TRIALS REGISTRY OF INDIA ( CTRI/2012/11/003094 ) AND CAN BE ACCESSED AT. 2016 14 873 31 EFFECT OF YOGA THERAPY ON HEART RATE, BLOOD PRESSURE AND CARDIAC AUTONOMIC FUNCTION IN HEART FAILURE. BACKGROUND AND OBJECTIVE: IT IS WELL KNOWN THAT A HALL MARK OF HEART FAILURE IS ADVERSE CHANGES IN AUTONOMIC FUNCTION. ELEVATED BLOOD PRESSURE IS A POWERFUL PREDICTOR OF CONGESTIVE HEART FAILURE AND OTHER CARDIOVASCULAR DISEASE (CVD) OUTCOMES. IN THIS STUDY, WE PLANNED TO EXAMINE THE EFFECTS OF A 12 WEEK YOGA THERAPY ON BLOOD PRESSURE, HEART RATE, HEART RATE VARIABILITY, AND RATE PRESSURE PRODUCT (RPP). METHODS: OUT OF 130 HEART FAILURE PATIENTS RECRUITED FOR THE STUDY, 65 PATIENTS WERE RANDOMLY SELECTED TO RECEIVE 12 WEEK YOGA THERAPY ALONG WITH STANDARD MEDICAL THERAPY (YOGA GROUP). OTHER PATIENTS (N=65) RECEIVED ONLY STANDARD MEDICAL THERAPY (CONTROL GROUP). HEART RATE, BLOOD PRESSURE, CARDIAC AUTONOMIC FUNCTION (BY SHORT-TERM HEART-RATE VARIABILITY ANALYSIS) AND MYOCARDIAL OXYGEN CONSUMPTION (BY RPP) WERE ASSESSED BEFORE AND AFTER 12 WEEKS. IN THE YOGA GROUP, 44 PATIENTS AND IN THE CONTROL GROUP, 48 PATIENTS COMPLETED THE STUDY. RESULTS: THERE WAS A SIGNIFICANT DECREASE IN HEART RATE, BLOOD PRESSURE AND RPP IN YOGA GROUP COMPARED TO CONTROL GROUP. ALSO, LFNU AND LF-HF RATIO DECREASED SIGNIFICANTLY AND HFNU INCREASED SIGNIFICANTLY IN YOGA GROUP COMPARED TO CONTROL GROUP. CONCLUSION: TWELVE-WEEK YOGA THERAPY SIGNIFICANTLY IMPROVED THE PARASYMPATHETIC ACTIVITY AND DECREASED THE SYMPATHETIC ACTIVITY IN HEART FAILURE PATIENTS (NYHA I&II). 2014 15 453 22 CHANGES IN MIDAS, PERCEIVED STRESS, FRONTALIS MUSCLE ACTIVITY AND NON-STEROIDAL ANTI-INFLAMMATORY DRUGS USAGE IN PATIENTS WITH MIGRAINE HEADACHE WITHOUT AURA FOLLOWING AYURVEDA AND YOGA COMPARED TO CONTROLS: AN OPEN LABELED NON-RANDOMIZED STUDY. BACKGROUND: THERE HAS BEEN A SIGNIFICANT INCREASE IN THE USE OF COMPLEMENTARY AND INTEGRATIVE MEDICINE TO PROVIDE LONG-TERM HEALING SOLUTIONS IN MIGRAINE HEADACHE PATIENTS. KNOWING THE LIMITATIONS OF CONVENTIONAL MEDICAL APPROACH, THE PRESENT STUDY EVALUATED THE INFLUENCE OF TWO INDIAN TRADITIONAL SYSTEMS OF MEDICINE ON MIGRAINE-RELATED DISABILITY, AUTONOMIC VARIABLES, PERCEIVED STRESS, AND MUSCLE ACTIVITY IN PATIENTS WITH MIGRAINE HEADACHE WITHOUT AURA. METHODS: THIRTY SUBJECTS RECRUITED TO THE AYURVEDA AND YOGA (AY) GROUP UNDERWENT TRADITIONAL PANCHAKARMA (BIO-PURIFICATION) USING THERAPEUTIC PURGATION FOLLOWED BY YOGA THERAPY, WHILE 30 SUBJECTS OF CONTROL (CT) GROUP CONTINUED ON SYMPTOMATIC TREATMENT (NON-STEROIDAL ANTI-INFLAMMATORY DRUGS [NSAID'S]) FOR 90 DAYS. MIGRAINE DISABILITY ASSESSMENT SCORE, PERCEIVED STRESS, HEART RATE VARIABILITY (HRV), AND SURFACE ELECTROMYOGRAPHY (EMG) OF FRONTALIS MUSCLE WERE MEASURED ON DAY 1, DAY 30, AND DAY 90 IN BOTH GROUPS. RESULTS: SIGNIFICANT REDUCTION IN MIGRAINE DISABILITY AND PERCEIVED STRESS SCORES WERE OBSERVED IN THE AY GROUP. THE LOW-FREQUENCY COMPONENT OF THE HRV DECREASED SIGNIFICANTLY, THE HIGH-FREQUENCY COMPONENT INCREASED AND THEIR RATIO SHOWED IMPROVED SYMPATHOVAGAL BALANCE. THE EMG SHOWED DECREASED ACTIVITY OF THE FRONTALIS MUSCLE IN THE AY GROUP COMPARED TO THE CONTROL GROUP. CONCLUSION: THE INTEGRATIVE APPROACH COMBINING AYURVEDA AND YOGA THERAPY REDUCES MIGRAINE-RELATED DISABILITY, PERCEIVED STRESS, SYMPATHETIC AROUSAL, AND MUSCLE TENSION. 2018 16 572 14 DEFINITION OF A YOGA BREATHING (PRANAYAMA) PROTOCOL THAT IMPROVES LUNG FUNCTION. THIS STUDY TESTS THE HYPOTHESIS THAT YOGA BREATHING (PRANAYAMA) IMPROVES LUNG FUNCTION IN HEALTHY VOLUNTEERS DURING A 6-WEEK PROTOCOL. A RANDOMIZED CONTROLLED PILOT STUDY DEMONSTRATED AN IMPROVEMENT IN PEAK EXPIRATORY FLOW RATE AND FORCED EXPIRATORY VOLUME. THE EASY-TO-LEARN APPROACH CAN BE TRANSLATED TO THE INPATIENT AND OUTPATIENT SETTINGS. 2019 17 116 35 A PILOT STUDY OF A YOGA MEDITATION PROTOCOL FOR PATIENTS WITH MEDICALLY REFRACTORY EPILEPSY. OBJECTIVE: THE OBJECTIVE WAS TO ASSESS THE EFFICACY OF A YOGA MEDITATION PROTOCOL (YMP) AS AN ADJUNCTIVE TREATMENT IN PATIENTS WITH DRUG-RESISTANT CHRONIC EPILEPSY. DESIGN: THE DESIGN WAS A PROSPECTIVE, NONRANDOMIZED, OPEN-LABEL, ADD-ON TRIAL WITH A 12-WEEK BASELINE PERIOD, FOLLOWED BY A 12-WEEK SUPERVISED YMP ADMINISTRATION PHASE. THE FREQUENCY OF COMPLEX PARTIAL SEIZURES (CPS) WAS ASSESSED AT 3, 6, AND 12 MONTHS OF THE TREATMENT PERIOD. SETTING: THE SETTING WAS A COMPREHENSIVE EPILEPSY CARE CENTER ATTACHED TO A TERTIARY REFERRAL MEDICAL INSTITUTION SITUATED ON THE SOUTHWEST COAST OF THE INDIAN PENINSULA. SUBJECTS: THE SUBJECTS WERE 20 PATIENTS (14 MALES AND 6 FEMALES, AGE RANGE 15 TO 47 YEARS, MEDIAN 27 YEARS) WITH UNEQUIVOCALLY ESTABLISHED DIAGNOSES OF EPILEPSY WITH AT LEAST 4 CPS (WITH OR WITHOUT SECONDARY GENERALIZATION) DURING THE PRECEDING 3 MONTHS. INTERVENTION: INTERVENTION CONSISTED OF A YMP 20 MINUTES TWICE DAILY (MORNINGS AND EVENINGS) AT HOME, AND SUPERVISED SESSIONS OF A YMP EVERY WEEK FOR 3 MONTHS. CONTINUATION OF THE YMP BEYOND 3 MONTHS WAS OPTIONAL. OUTCOME MEASURE: THE OUTCOME MEASURE WAS THE SEIZURE FREQUENCY AT 3, 6, AND 12 MONTHS OF THE TREATMENT PERIOD. THE SUBJECTS WITH > OR = 50% REDUCTION IN MONTHLY SEIZURE RATE FROM BASELINE WERE CLASSIFIED AS RESPONDERS, AND SUBJECTS WITH <50% SEIZURE REDUCTION AS NONRESPONDERS. RESULTS: AT 3 MONTHS, A REDUCTION IN SEIZURE FREQUENCY WAS NOTED IN ALL EXCEPT 1 PATIENT, SIX OF WHOM HAD > OR = 50% SEIZURE REDUCTION. OF 16 PATIENTS WHO CONTINUED THE YMP BEYOND 3 MONTHS, 14 PATIENTS RESPONDED AT 6 MONTHS; 6 OF THEM WERE SEIZURE-FREE FOR 3 MONTHS. ALL EIGHT PATIENTS WHO CONTINUED THE YMP BEYOND 6 MONTHS RESPONDED; THREE OF THEM WERE SEIZURE FREE FOR 6 MONTHS. CONCLUSIONS: IF CONFIRMED THROUGH RANDOMIZED TRIALS INVOLVING A LARGER NUMBER OF PATIENTS, THIS YMP MAY BECOME A COST-EFFECTIVE AND ADVERSE EFFECT-FREE ADJUNCTIVE TREATMENT IN PATIENTS WITH DRUG-RESISTANT EPILEPSIES. 2006 18 743 31 EFFECT OF RESTORATIVE YOGA VS. STRETCHING ON DIURNAL CORTISOL DYNAMICS AND PSYCHOSOCIAL OUTCOMES IN INDIVIDUALS WITH THE METABOLIC SYNDROME: THE PRYSMS RANDOMIZED CONTROLLED TRIAL. PURPOSE: CHRONIC STIMULATION AND DYSREGULATION OF THE NEUROENDOCRINE SYSTEM BY STRESS MAY CAUSE METABOLIC ABNORMALITIES. WE ESTIMATED HOW MUCH CORTISOL AND PSYCHOSOCIAL OUTCOMES IMPROVED WITH A RESTORATIVE YOGA (RELAXATION) VERSUS A LOW IMPACT STRETCHING INTERVENTION FOR INDIVIDUALS WITH THE METABOLIC SYNDROME. METHODS: WE CONDUCTED A 1-YEAR MULTI-CENTER RANDOMIZED CONTROLLED TRIAL (6-MONTH INTERVENTION AND 6-MONTH MAINTENANCE PHASE) OF RESTORATIVE YOGA VS. STRETCHING. PARTICIPANTS COMPLETED SURVEYS TO ASSESS DEPRESSION, SOCIAL SUPPORT, POSITIVE AFFECT, AND STRESS AT BASELINE, 6 MONTHS AND 12 MONTHS. FOR EACH ASSESSMENT, WE COLLECTED SALIVA AT FOUR POINTS DAILY FOR THREE DAYS AND COLLECTED RESPONSE TO DEXAMETHASONE ON THE FOURTH DAY FOR ANALYSIS OF DIURNAL CORTISOL DYNAMICS. WE ANALYZED OUR DATA USING MULTIVARIATE REGRESSION MODELS, CONTROLLING FOR STUDY SITE, MEDICATIONS (ANTIDEPRESSANTS, HORMONE THERAPY), BODY MASS INDEX, AND BASELINE CORTISOL VALUES. RESULTS: PSYCHOSOCIAL OUTCOME MEASURES WERE AVAILABLE FOR 171 STUDY PARTICIPANTS AT BASELINE, 140 AT 6 MONTHS, AND 132 AT 1 YEAR. COMPLETE CORTISOL DATA WERE AVAILABLE FOR 136 OF 171 STUDY PARTICIPANTS (72 IN RESTORATIVE YOGA AND 64 IN STRETCHING) AND WERE ONLY AVAILABLE AT BASELINE AND 6 MONTHS. AT 6 MONTHS, THE STRETCHING GROUP HAD DECREASED CORTISOL AT WAKING AND BEDTIME COMPARED TO THE RESTORATIVE YOGA GROUP. THE PATTERN OF CHANGES IN STRESS MIRRORED THIS IMPROVEMENT, WITH THE STRETCHING GROUP SHOWING REDUCTIONS IN CHRONIC STRESS SEVERITY AND PERSEVERATIVE THOUGHTS ABOUT THEIR STRESS. PERCEIVED STRESS DECREASED BY 1.5 POINTS (-0.4; 3.3, P=0.11) AT 6 MONTHS, AND BY 2.0 POINTS (0.1; 3.9, P=0.04) AT 1 YEAR IN THE STRETCHING COMPARED TO RESTORATIVE YOGA GROUPS. POST HOC ANALYSES SUGGEST THAT IN THE STRETCHING GROUP ONLY, PERCEIVED INCREASES IN SOCIAL SUPPORT (PARTICULARLY FEELINGS OF BELONGING), BUT NOT CHANGES IN STRESS WERE RELATED TO IMPROVED CORTISOL DYNAMICS. CONCLUSIONS: WE FOUND SIGNIFICANT DECREASES IN SALIVARY CORTISOL, CHRONIC STRESS SEVERITY, AND STRESS PERCEPTION IN THE STRETCHING GROUP COMPARED TO THE RESTORATIVE YOGA GROUP. GROUP SUPPORT DURING THE INTERACTIVE STRETCH CLASSES MAY HAVE CONTRIBUTED TO THESE CHANGES. 2014 19 2775 39 YOGA RESPIRATORY TRAINING IMPROVES RESPIRATORY FUNCTION AND CARDIAC SYMPATHOVAGAL BALANCE IN ELDERLY SUBJECTS: A RANDOMISED CONTROLLED TRIAL. OBJECTIVES: SINCE AGEING IS ASSOCIATED WITH A DECLINE IN PULMONARY FUNCTION, HEART RATE VARIABILITY AND SPONTANEOUS BAROREFLEX, AND RECENT STUDIES SUGGEST THAT YOGA RESPIRATORY EXERCISES MAY IMPROVE RESPIRATORY AND CARDIOVASCULAR FUNCTION, WE HYPOTHESISED THAT YOGA RESPIRATORY TRAINING MAY IMPROVE RESPIRATORY FUNCTION AND CARDIAC AUTONOMIC MODULATION IN HEALTHY ELDERLY SUBJECTS. DESIGN: 76 HEALTHY ELDERLY SUBJECTS WERE ENROLLED IN A RANDOMISED CONTROL TRIAL IN BRAZIL AND 29 COMPLETED THE STUDY (AGE 68 +/- 6 YEARS, 34% MALES, BODY MASS INDEX 25 +/- 3 KG/M(2)). SUBJECTS WERE RANDOMISED INTO A 4-MONTH TRAINING PROGRAM (2 CLASSES/WEEK PLUS HOME EXERCISES) OF EITHER STRETCHING (CONTROL, N=14) OR RESPIRATORY EXERCISES (YOGA, N=15). YOGA RESPIRATORY EXERCISES (BHASTRIKA) CONSISTED OF RAPID FORCED EXPIRATIONS FOLLOWED BY INSPIRATION THROUGH THE RIGHT NOSTRIL, INSPIRATORY APNOEA WITH GENERATION OF INTRATHORACIC NEGATIVE PRESSURE, AND EXPIRATION THROUGH THE LEFT NOSTRIL. PULMONARY FUNCTION, MAXIMUM EXPIRATORY AND INSPIRATORY PRESSURES (PE(MAX) AND PI(MAX), RESPECTIVELY), HEART RATE VARIABILITY AND BLOOD PRESSURE VARIABILITY FOR SPONTANEOUS BAROREFLEX DETERMINATION WERE DETERMINED AT BASELINE AND AFTER 4 MONTHS. RESULTS: SUBJECTS IN BOTH GROUPS HAD SIMILAR DEMOGRAPHIC PARAMETERS. PHYSIOLOGICAL VARIABLES DID NOT CHANGE AFTER 4 MONTHS IN THE CONTROL GROUP. HOWEVER, IN THE YOGA GROUP, THERE WERE SIGNIFICANT INCREASES IN PE(MAX) (34%, P<0.0001) AND PI(MAX) (26%, P<0.0001) AND A SIGNIFICANT DECREASE IN THE LOW FREQUENCY COMPONENT (A MARKER OF CARDIAC SYMPATHETIC MODULATION) AND LOW FREQUENCY/HIGH FREQUENCY RATIO (MARKER OF SYMPATHOVAGAL BALANCE) OF HEART RATE VARIABILITY (40%, P<0.001). SPONTANEOUS BAROREFLEX DID NOT CHANGE, AND QUALITY OF LIFE ONLY MARGINALLY INCREASED IN THE YOGA GROUP. CONCLUSION: RESPIRATORY YOGA TRAINING MAY BE BENEFICIAL FOR THE ELDERLY HEALTHY POPULATION BY IMPROVING RESPIRATORY FUNCTION AND SYMPATHOVAGAL BALANCE. TRIAL REGISTRATION CINICALTRIALS.GOV IDENTIFIER: NCT00969345; TRIAL REGISTRY NAME: EFFECTS OF RESPIRATORY YOGA TRAINING (BHASTRIKA) ON HEART RATE VARIABILITY AND BAROREFLEX, AND QUALITY OF LIFE OF HEALTHY ELDERLY SUBJECTS. 2011 20 871 30 EFFECT OF YOGA THERAPY ON DISEASE ACTIVITY, INFLAMMATORY MARKERS, AND HEART RATE VARIABILITY IN PATIENTS WITH RHEUMATOID ARTHRITIS. BACKGROUND: RHEUMATOID ARTHRITIS (RA) IS AN IMMUNE-MEDIATED INFLAMMATORY DISEASE. ANTIRHEUMATOID TREATMENT REDUCES DISEASE ACTIVITY AND INFLAMMATION, BUT NOT ALL PATIENTS RESPOND TO TREATMENT. AUTONOMIC DYSFUNCTION IS COMMON IN RA LEADING TO FREQUENT CARDIOVASCULAR COMPLICATIONS. YOGA THERAPY MAY BE USEFUL IN THESE PATIENTS, BUT THERE ARE LITTLE DATA ON THE EFFECT OF YOGA ON DISEASE ACTIVITY, INFLAMMATORY MARKERS, AND HEART RATE VARIABILITY (HRV). OBJECTIVES: THIS STUDY ASSESSED THE EFFECT OF 12-WEEK YOGA THERAPY ON DISEASE ACTIVITY, INFLAMMATORY MARKERS, AND HRV IN PATIENTS WITH RA. MATERIALS AND METHODS: THIS RANDOMIZED CONTROL TRIAL WAS CONDUCTED ON NEWLY DIAGNOSED RA PATIENTS ATTENDING OUTPATIENT SERVICES AT THE DEPARTMENT OF CLINICAL IMMUNOLOGY, JIPMER. ONE HUNDRED AND SIXTY-SIX PARTICIPANTS WERE RANDOMIZED INTO TWO GROUPS: THE CONTROL GROUP (CG) (N = 83) AND YOGA GROUP (YG) (N = 83). YOGA THERAPY WAS ADMINISTERED TO PARTICIPANTS IN THE YG FOR 12 WEEKS, ALONG WITH STANDARD MEDICAL TREATMENT. THE CG RECEIVED ONLY STANDARD MEDICAL TREATMENT. PRIMARY OUTCOMES WERE DISEASE ACTIVITY SCORE 28, INTERLEUKIN-1ALPHA (IL-1ALPHA), IL-6, TUMOR NECROSIS FACTOR-ALPHA (TNF-ALPHA), CORTISOL, AND HRV PARAMETERS. ALL PARAMETERS WERE MEASURED AT BASELINE AND AFTER 12 WEEKS. RESULTS: DISEASE ACTIVITY SIGNIFICANTLY DECREASED IN BOTH GROUPS AFTER 12 WEEKS, BUT IT WAS REDUCED MORE IN YG, WHICH WAS STATISTICALLY SIGNIFICANT (P < 0.05). IN BOTH YG AND CG, IL-1ALPHA, IL-6, TNF-ALPHA, AND CORTISOL DECREASED AFTER 12 WEEKS, BUT IL-1ALPHA AND CORTISOL DECREASED MORE SIGNIFICANTLY IN YG THAN IN CG. LOW-FREQUENCY COMPONENT EXPRESSED AS NORMALIZED UNIT (LFNU) AND THE LOW-FREQUENCY/HIGH-FREQUENCY (LF-HF) RATIO DECREASED SIGNIFICANTLY, AND TOTAL POWER AND HF COMPONENT EXPRESSED AS NORMALIZED UNIT (HFNU) INCREASED SIGNIFICANTLY IN THE YG COMPARED WITH CG. CONCLUSION: TWELVE-WEEK YOGA THERAPY, IF GIVEN ALONG WITH STANDARD MEDICAL TREATMENT, SIGNIFICANTLY REDUCES DISEASE ACTIVITY AND IMPROVES SYMPATHOVAGAL BALANCE IN RA PATIENTS. 2020