1 985 152 EFFECTS OF HATHA YOGA AND OMKAR MEDITATION ON CARDIORESPIRATORY PERFORMANCE, PSYCHOLOGIC PROFILE, AND MELATONIN SECRETION. OBJECTIVES: TO EVALUATE EFFECTS OF HATHA YOGA AND OMKAR MEDITATION ON CARDIORESPIRATORY PERFORMANCE, PSYCHOLOGIC PROFILE, AND MELATONIN SECRETION. SUBJECTS AND METHODS: THIRTY HEALTHY MEN IN THE AGE GROUP OF 25-35 YEARS VOLUNTEERED FOR THE STUDY. THEY WERE RANDOMLY DIVIDED IN TWO GROUPS OF 15 EACH. GROUP 1 SUBJECTS SERVED AS CONTROLS AND PERFORMED BODY FLEXIBILITY EXERCISES FOR 40 MINUTES AND SLOW RUNNING FOR 20 MINUTES DURING MORNING HOURS AND PLAYED GAMES FOR 60 MINUTES DURING EVENING HOURS DAILY FOR 3 MONTHS. GROUP 2 SUBJECTS PRACTICED SELECTED YOGIC ASANAS (POSTURES) FOR 45 MINUTES AND PRANAYAMA FOR 15 MINUTES DURING THE MORNING, WHEREAS DURING THE EVENING HOURS THESE SUBJECTS PERFORMED PREPARATORY YOGIC POSTURES FOR 15 MINUTES, PRANAYAMA FOR 15 MINUTES, AND MEDITATION FOR 30 MINUTES DAILY, FOR 3 MONTHS. ORTHOSTATIC TOLERANCE, HEART RATE, BLOOD PRESSURE, RESPIRATORY RATE, DYNAMIC LUNG FUNCTION (SUCH AS FORCED VITAL CAPACITY, FORCED EXPIRATORY VOLUME IN 1 SECOND, FORCED EXPIRATORY VOLUME PERCENTAGE, PEAK EXPIRATORY FLOW RATE, AND MAXIMUM VOLUNTARY VENTILATION), AND PSYCHOLOGIC PROFILE WERE MEASURED BEFORE AND AFTER 3 MONTHS OF YOGIC PRACTICES. SERIAL BLOOD SAMPLES WERE DRAWN AT VARIOUS TIME INTERVALS TO STUDY EFFECTS OF THESE YOGIC PRACTICES AND OMKAR MEDITATION ON MELATONIN LEVELS. RESULTS: YOGIC PRACTICES FOR 3 MONTHS RESULTED IN AN IMPROVEMENT IN CARDIORESPIRATORY PERFORMANCE AND PSYCHOLOGIC PROFILE. THE PLASMA MELATONIN ALSO SHOWED AN INCREASE AFTER THREE MONTHS OF YOGIC PRACTICES. THE SYSTOLIC BLOOD PRESSURE, DIASTOLIC BLOOD PRESSURE, MEAN ARTERIAL PRESSURE, AND ORTHOSTATIC TOLERANCE DID NOT SHOW ANY SIGNIFICANT CORRELATION WITH PLASMA MELATONIN. HOWEVER, THE MAXIMUM NIGHT TIME MELATONIN LEVELS IN YOGA GROUP SHOWED A SIGNIFICANT CORRELATION (R = 0.71, P < 0.05) WITH WELL-BEING SCORE. CONCLUSION: THESE OBSERVATIONS SUGGEST THAT YOGIC PRACTICES CAN BE USED AS PSYCHOPHYSIOLOGIC STIMULI TO INCREASE ENDOGENOUS SECRETION OF MELATONIN, WHICH, IN TURN, MIGHT BE RESPONSIBLE FOR IMPROVED SENSE OF WELL-BEING. 2004 2 2778 24 YOGA STRETCHING FOR IMPROVING SALIVARY IMMUNE FUNCTION AND MENTAL STRESS IN MIDDLE-AGED AND OLDER ADULTS. PROTECTION AGAINST AGE-RELATED IMMUNE SUPPRESSION IS IMPORTANT IN ELDERLY INDIVIDUALS. THIS STUDY DETERMINED THE EFFECT OF YOGA ON MUCOSAL IMMUNE FUNCTION AND MENTAL STRESS. SALIVA SAMPLES WERE COLLECTED FROM 23 ADULT WOMEN (AGE: 60.4 +/- 10.4 YEARS) BEFORE AND AFTER 90 MINUTES OF YOGA STRETCHING OR REST TO MEASURE SECRETORY IMMUNOGLOBULIN A (SIGA), CORTISOL, AND TESTOSTERONE. THE SIGA CONCENTRATION AND SECRETION RATE WERE SIGNIFICANTLY HIGHER AFTER YOGA THAN BEFORE (P < .05). THE CORTISOL CONCENTRATION AND SECRETION RATE WERE LOWER AND TESTOSTERONE SECRETION RATE HIGHER AFTER YOGA (P < .05). YOGA STRETCHING CAN REDUCE STRESS AND ENHANCE MUCOSAL IMMUNE FUNCTION IN ELDERLY WOMEN. 2018 3 1453 36 INFLUENCE OF PRANAYAMAS AND YOGA-ASANAS ON SERUM INSULIN, BLOOD GLUCOSE AND LIPID PROFILE IN TYPE 2 DIABETES. A DISTINGUISHABLE FEATURE OF TYPE 2 DIABETES BESIDES HYPERGLYCEMIA AND DERANGED LIPID PROFILE IS AN IMPAIRED INSULIN SECRETION, PERIPHERAL INSULIN RESISTANCE AND OBESITY WHICH HAS BECOME A MAJOR HEALTH CONCERN WORLDWIDE. INDIA WITH AN ESTIMATED 31MILLION DIABETICS IN 2000 AND 79MLLIONS BY THE YR 2030 HAS THE HIGHEST NUMBER OF TYPE 2 DIABETICS IN THE WORLD. IN THIS STUDY, WE AIMED TO SEE IF YOGA-ASANAS AND PRANAYAMAS HAVE ANY INFLUENCE IN MODIFYING CERTAIN BIOCHEMICAL PARAMETERS. SIXTY PATIENTS OF UNCOMPLICATED TYPE 2 DIABETES (AGE 35-60 YRS OF 1-10 YRS DURATION) WERE DIVIDED INTO TWO GROUPS: GROUP 1 (N=30): PERFORMED YOGA ALONG WITH THE CONVENTIONAL HYPOGLYCEMIC MEDICINES AND GROUP 2 (N=30): PATIENTS WHO ONLY RECEIVED CONVENTIONAL MEDICINES. DURATION OF THE STUDY WAS 45 DAYS. BASAL RECORDINGS OF BLOOD GLUCOSE (FASTING AND POST-PRANDIAL), LIPID PROFILE AND SERUM INSULIN WERE TAKEN AT THE TIME OF RECRUITMENT AND THE SECOND READING AFTER FORTY FIVE DAYS. RESULTS SHOWED A SIGNIFICANT IMPROVEMENT IN ALL THE BIOCHEMICAL PARAMETERS IN GROUP 1 WHILE GROUP 2 SHOWED SIGNIFICANT IMPROVEMENT IN ONLY FEW PARAMETERS, THUS SUGGESTING A BENEFICIAL EFFECT OF YOGA REGIMEN ON THESE PARAMETERS IN DIABETIC PATIENTS. 2008 4 699 38 EFFECT OF HATHA YOGA TRAINING ON RHINITIS SYMPTOMS AND CYTOKINES IN ALLERGIC RHINITIS PATIENTS. INTRODUCTION: ALLERGIC RHINITIS IS AN INFLAMMATION OF THE NASAL MUCOSA IN RESPONSE TO ALLERGENS. THERE IS EVIDENCE THAT YOGA CAN IMPROVE PERSONAL HEALTH AND HAS POSITIVE EFFECTS ON IMMUNE FUNCTION. HOWEVER, THE EFFECTS OF HATHA YOGA TRAINING ON RHINITIS SYMPTOMS AND CYTOKINES IN PATIENTS WITH ALLERGIC RHINITIS ARE STILL UNCLEAR. OBJECTIVE: THE PURPOSE OF THIS STUDY WAS TO INVESTIGATE THE EFFECTS OF HATHA YOGA TRAINING ON RHINITIS SYMPTOMS AND CYTOKINES IN ALLERGIC RHINITIS PATIENTS. METHODS: TWENTY-SEVEN ALLERGIC RHINITIS PATIENTS WERE RANDOMIZED INTO 2 GROUPS: A CONTROL GROUP (CON; N = 14) AND A YOGA GROUP (YOG; N = 13). THE CON GROUP CONTINUED WITH NORMAL ACTIVITIES AND THE YOG GROUP WAS REQUIRED TO COMPLETE A PROTOCOL OF HATHA YOGA TRAINING FOR 60 MINUTES PER SESSION, 3 TIMES PER WEEK FOR 8 WEEKS. PHYSIOLOGICAL CHARACTERISTICS, ALLERGIC RHINITIS SYMPTOMS, AND CYTOKINE SECRETIONS WERE COMPARATIVELY ANALYZED BEFORE AND AFTER YOGA TRAINING. RESULTS: AFTER 8 WEEKS, THE YOG GROUP HAD INCREASED PEAK NASAL INSPIRATORY FLOW (PNIF) AND EXHIBITED SIGNIFICANTLY DECREASED RHINITIS SYMPTOMS AND NASAL BLOOD FLOW (NBF) COMPARED TO PRE-TEST. MOREOVER, THE YOG GROUP HAD SIGNIFICANTLY HIGHER NASAL SECRETION OF INTERLEUKIN (IL)-2 THAN THE CON GROUP. CONCLUSION: THE PRESENT FINDINGS DEMONSTRATED THAT 8 WEEKS OF HATHA YOGA TRAINING HAD BENEFICIAL EFFECTS IN ALLERGIC RHINITIS BY IMPROVED CLINICAL ALLERGIC RHINITIS AND CYTOKINE PROFILES. 2022 5 1889 48 REGULAR YOGA PRACTICE IMPROVES ANTIOXIDANT STATUS, IMMUNE FUNCTION, AND STRESS HORMONE RELEASES IN YOUNG HEALTHY PEOPLE: A RANDOMIZED, DOUBLE-BLIND, CONTROLLED PILOT STUDY. OBJECTIVE: THE AIM OF THE PRESENT STUDY IS TO HIGHLIGHT THE BENEFICIAL EFFECTS OF YOGA PRACTICE ON BIO-PARAMETERS, SUCH AS OXIDATIVE STRESS, ANTIOXIDANT COMPONENTS, IMMUNE FUNCTIONS, AND SECRETION OF STRESS HORMONES, IN HEALTHY YOUNG PEOPLE. STUDY DESIGN: THIS STUDY WAS CONDUCTED ON HEALTHY VOLUNTEERS RECRUITED FROM AMONG UNIVERSITY STUDENTS, WHO WERE DIVIDED INTO TWO GROUPS: A CONTROL (NO YOGA INTERVENTION, N=13) GROUP AND A YOGA (N=12) GROUP. YOGA PRACTICE WAS WITH AN INSTRUCTOR FOR 90 MINUTES ONCE A WEEK SPREAD OVER 12 WEEKS, WITH RECOMMENDATIONS TO PRACTICE DAILY AT HOME FOR 40 MINUTES WITH THE HELP OF A DVD. THE YOGA PROGRAM CONSISTED OF YOGA BODY POSES (ASANAS), EXERCISES INVOLVING AWARENESS, VOLUNTARY REGULATION OF BREATH (PRANAYAMA), AND MEDITATIONAL PRACTICES. WHOLE BLOOD SAMPLES WERE COLLECTED WHEN THE VOLUNTEERS HAD FASTED FOR 8 HOURS AT 0 AND 12 WEEKS. THE OXIDATIVE STRESS/ANTIOXIDANT COMPONENTS, IMMUNE-RELATED CYTOKINES, AND STRESS HORMONES WERE EVALUATED IN SERUM OR PLASMA. RESULTS: SERUM LEVELS OF NITRIC OXIDE, F2-ISOPROSTANE, AND LIPID PEROXIDE WERE SIGNIFICANTLY DECREASED BY YOGA PRACTICE (P<0.05 OR P=0.01), WHEREAS SERUM TOTAL GLUTATHIONE (GSH) CONTENTS, ACTIVITIES OF GSH-PEROXIDASE, AND GSH-S-TRANSFERASE WERE REMARKABLY INCREASED AFTER YOGA PRACTICE COMPARED WITH THE CONTROL GROUP (P<0.05 OR P=0.01). YOGA PRACTICE ALSO SIGNIFICANTLY INCREASED IMMUNE-RELATED CYTOKINES, SUCH AS INTERLEUKIN-12, AND INTERFERON-GAMMA, IN SERUM (P<0.05 OR P=0.01). YOGA PRACTICE SIGNIFICANTLY REDUCED THE PLASMA LEVELS OF ADRENALIN (P<0.05) AND INCREASED PLASMA LEVELS OF SEROTONIN COMPARED WITH THE CONTROL GROUP (P<0.05). CONCLUSIONS: REGULAR YOGA PRACTICE REMARKABLY ATTENUATED OXIDATIVE STRESS AND IMPROVED ANTIOXIDANT LEVELS OF THE BODY. MOREOVER, YOGA BENEFICIALLY AFFECTED STRESS HORMONE RELEASES AS WELL AS PARTIALLY IMPROVED IMMUNE FUNCTION. 2015 6 1374 44 IMPACT OF AN INTEGRATED YOGA THERAPY PROTOCOL ON INSULIN RESISTANCE AND GLYCEMIC CONTROL IN PATIENTS WITH TYPE 2 DIABETES MELLITUS. OBJECTIVE: DIABETES MELLITUS (DM), CHARACTERIZED BY CHRONIC HYPERGLYCEMIA, IS ATTRIBUTED TO RELATIVE INSULIN DEFICIENCY OR RESISTANCE, OR BOTH. STUDIES HAVE SHOWN THAT YOGA CAN MODULATE PARAMETERS OF INSULIN RESISTANCE. THE PRESENT STUDY EXPLORED THE POSSIBLE BENEFICIAL EFFECTS OF INTEGRATED YOGA THERAPY WITH REFERENCE TO GLYCEMIC CONTROL AND INSULIN RESISTANCE (IR) IN INDIVIDUALS WITH DIABETES MAINTAINED ON STANDARD ORAL MEDICAL CARE WITH YOGA THERAPY, COMPARED TO THOSE ON STANDARD ORAL MEDICAL CARE ALONE. METHODS: IN THIS STUDY, THE SUBJECTS ON YOGA INTERVENTION COMPRISED 35 TYPE 2 DIABETICS, AND AN EQUAL NUMBER OF VOLUNTEERS CONSTITUTED THE CONTROL GROUP. SUBJECTS RANGED IN AGE FROM 30 TO 70 YEARS, WITH HEMOGLOBIN A1C (HBA1C) TEST MORE THAN 7%, AND WERE MAINTAINED ON DIABETIC DIET AND ORAL HYPOGLYCEMIC AGENTS. BLOOD SAMPLES WERE DRAWN PRIOR TO AND AFTER 120 DAYS OF INTEGRATED YOGA THERAPY INTERVENTION. FASTING BLOOD GLUCOSE (FBG), POST-PRANDIAL BLOOD GLUCOSE (PPBG), HBA1C, INSULIN, AND LIPID PROFILE WERE ASSESSED IN BOTH THE INTERVENTION AND CONTROL GROUPS. RESULTS: THE INTERVENTION GROUP REVEALED SIGNIFICANT IMPROVEMENTS IN BODY MASS INDEX (BMI) (0.7 KG/M(2) MEDIAN DECREASE; P=0.001), FBG (20 MG/DL MEDIAN DECREASE; P<0.001), PPBG (33 MG/DL MEDIAN DECREASE; P<0.001), HBA1C (0.4% MEDIAN DECREASE; P<0.001), HOMEOSTATIC MODEL ASSESSMENT FOR INSULIN RESISTANCE (HOMA-IR) (1.2 MEDIAN DECREASE; P<0.001), CHOLESTEROL (13 MG/DL MEDIAN DECREASE, P=0.006), TRIACYLGLYCEROL (22 MG/DL MEDIAN DECREASE; P=0.027), LOW-DENSITY LIPOPROTEIN (6 MG/DL MEDIAN DECREASE; P=0.004), AND VERY-LOW-DENSITY LIPOPROTEIN LEVELS (4 MG/DL MEDIAN DECREASE; P=0.032). INCREASES IN HIGH-DENSITY LIPOPROTEIN AFTER 120 DAYS WERE NOT SIGNIFICANT (6 MG/DL MEDIAN INCREASE; P=0.15). HOWEVER, WHEN COMPARED TO CHANGES OBSERVED IN PATIENTS IN THE CONTROL GROUP, ALL THESE IMPROVEMENTS PROVED TO BE SIGNIFICANT. CONCLUSION: ADMINISTRATION OF INTEGRATED YOGA THERAPY TO INDIVIDUALS WITH DIABETES LEADS TO A SIGNIFICANT IMPROVEMENT IN GLYCEMIC CONTROL, INSULIN RESISTANCE, AND KEY BIOCHEMICAL PARAMETERS. 2022 7 2816 35 YOGA TRAINING IMPROVES METABOLIC PARAMETERS IN OBESE BOYS. YOGA HAS BEEN KNOWN TO HAVE STIMULATORY OR INHIBITORY EFFECTS ON THE METABOLIC PARAMETERS AND TO BE UNCOMPLICATED THERAPY FOR OBESITY. THE PURPOSE OF THE PRESENT STUDY WAS TO TEST THE EFFECT OF AN 8-WEEK OF YOGA-ASANA TRAINING ON BODY COMPOSITION, LIPID PROFILE, AND INSULIN RESISTANCE (IR) IN OBESE ADOLESCENT BOYS. TWENTY VOLUNTEERS WITH BODY MASS INDEX (BMI) GREATER THAN THE 95TH PERCENTILE WERE RANDOMLY ASSIGNED TO YOGA (AGE 14.7+/-0.5 YEARS, N=10) AND CONTROL GROUPS (AGE 14.6+/-1.0 YEARS, N=10). THE YOGA GROUP PERFORMED EXERCISES THREE TIMES PER WEEK AT 40~60% OF HEART-RATE RESERVE (HRR) FOR 8 WEEKS. IR WAS DETERMINED WITH THE HOMEOSTASIS MODEL ASSESSMENT OF INSULIN RESISTANCE (HOMA-IR). AFTER YOGA TRAINING, BODY WEIGHT, BMI, FAT MASS (FM), AND BODY FAT % (BF %) WERE SIGNIFICANTLY DECREASED, AND FAT-FREE MASS AND BASAL METABOLIC RATE WERE SIGNIFICANTLY INCREASED THAN BASELINE VALUES. FM AND BF % WERE SIGNIFICANTLY IMPROVED IN THE YOGA GROUP COMPARED WITH THE CONTROL GROUP (P<0.05). TOTAL CHOLESTEROL (TC) WAS SIGNIFICANTLY DECREASED IN THE YOGA GROUP (P<0.01). HDL-CHOLESTEROL WAS DECREASED IN BOTH GROUPS (P<0.05). NO SIGNIFICANT CHANGES WERE OBSERVED BETWEEN OR WITHIN GROUPS FOR TRIGLYCERIDES, LDL-CHOLESTEROL, GLUCOSE, INSULIN, AND HOMA-IR. OUR FINDINGS SHOW THAT AN 8-WEEK OF YOGA TRAINING IMPROVES BODY COMPOSITION AND TC LEVELS IN OBESE ADOLESCENT BOYS, SUGGESTING THAT YOGA TRAINING MAY BE EFFECTIVE IN CONTROLLING SOME METABOLIC SYNDROME FACTORS IN OBESE ADOLESCENT BOYS. 2012 8 942 33 EFFECTS OF 8-WEEK HATHA YOGA TRAINING ON METABOLIC AND INFLAMMATORY MARKERS IN HEALTHY, FEMALE CHINESE SUBJECTS: A RANDOMIZED CLINICAL TRIAL. WE AIMED TO DETERMINE THE EFFECTS OF AN 8 WK HATHA YOGA TRAINING ON BLOOD GLUCOSE, INSULIN, LIPID PROFILES, ENDOTHELIAL MICROPARTICLES (EMPS), AND INFLAMMATORY STATUS IN HEALTHY, LEAN, AND FEMALE CHINESE SUBJECTS. A TOTAL OF 30 HEALTHY, FEMALE CHINESE SUBJECTS WERE RECRUITED AND RANDOMIZED INTO CONTROL OR YOGA PRACTICE GROUP. THE YOGA PRACTICE INCLUDED 8 WKS OF YOGA PRACTICE (2 TIMES/WK) FOR A TOTAL OF 16 TIMES. FASTING BLOOD SAMPLES WERE COLLECTED BEFORE AND AFTER YOGA TRAINING. PLASMA WAS ISOLATED FOR THE MEASUREMENT OF LIPID PROFILES, GLUCOSE, INSULIN, EMPS, AND INFLAMMATORY CYTOKINES. WHOLE BLOOD WAS CULTURED EX VIVO AND STIMULATED WITH LIPOPOLYSACCHARIDE (LPS) AND PAM3CYS-SK4. PERIPHERAL BLOOD MONONUCLEAR CELLS (PBMCS) WERE ISOLATED FOR THE MEASUREMENT OF TLR2 AND TLR4 PROTEIN EXPRESSION. YOGA PRACTICE SIGNIFICANTLY REDUCED PLASMA CHOLESTEROL, LDL-CHOLESTEROL, INSULIN LEVELS, AND CD31+/CD42B- EMPS. CULTURED WHOLE BLOOD FROM THE YOGA GROUP HAS REDUCED PROINFLAMMATORY CYTOKINES SECRETION BOTH AT UNSTIMULATED CONDITION AND WHEN STIMULATED WITH PAM3CYS-SK4; THIS MIGHT BE ASSOCIATED WITH REDUCED TLR2 PROTEIN EXPRESSION IN PBMCS AFTER YOGA TRAINING. HATHA YOGA PRACTICE IN HEALTHY CHINESE FEMALE SUBJECTS COULD IMPROVE HALLMARKS RELATED TO METS; THUS IT CAN BE CONSIDERED AS AN ANCILLARY INTERVENTION IN THE PRIMARY METS PREVENTION FOR THE HEALTHY POPULATION. THIS TRIAL IS REGISTERED WITH CHICTR-IOR-14005747. 2016 9 939 46 EFFECTS OF 12 WEEKS PRACTICE OF YOGA ON HEART RATE VARIABILITY IN MALES WITH TYPE 2 DIABETES RECEIVING ORAL ANTIDIABETIC DRUGS: A RANDOMIZED CONTROL TRIAL. OBJECTIVE: TO INVESTIGATE THE EFFECTS OF 12 WEEKS PRACTICE OF A STRUCTURED YOGA MODULE ON HEART RATE VARIABILITY (HRV) AND CARDIOMETABOLIC RISKS IN PATIENTS WITH TYPE 2 DIABETES (T2D) RECEIVING SIMILAR KIND OF ORAL ANTIDIABETIC DRUGS (OAD) WITH YOGA THERAPY AND WITHOUT YOGA THERAPY, MATCHED FOR ALL THE KNOWN CONFOUNDERS. DESIGN: PARALLEL DESIGN INTERVENTIONAL (RANDOMIZED CONTROL TRIAL) STUDY. SUBJECTS: EIGHTY TREATMENT-NAIVE MALES WITH T2D WERE RANDOMIZED INTO CONTROL GROUP (N = 40) AND STUDY GROUP (N = 40). INTERVENTION: STUDY GROUP PARTICIPANTS RECEIVED A STRUCTURED YOGA THERAPY THAT INCLUDED ASANA AND PRANAYAMA PRACTICE FOR 12 WEEKS IN ADDITION TO OAD, WHEREAS CONTROL GROUP PARTICIPANTS RECEIVED OAD ALONE. OUTCOME MEASURES: BEFORE AND AFTER INTERVENTION, BP PARAMETERS, RATE PRESSURE PRODUCT (RPP) AS THE MARKER OF MYOCARDIAL STRESS, TOTAL POWER (TP) OF HRV, LOW-FREQUENCY TO HIGH-FREQUENCY (LF-HF) RATIO OF HRV, HOMEOSTATIC MODEL OF INSULIN RESISTANCE (HOMA-IR), LIPID PROFILE AND LIPID RISK FACTORS, MALONDIALDEHYDE (MDA), AND HIGH-SENSITIVE C-REACTIVE PROTEIN (HSCRP) WERE MEASURED. TP OF HRV WAS DEFINED AS THE PRIMARY OUTCOME. ASSOCIATION OF TP (THE MARKER OF HRV) AND LF-HF RATIO (THE MARKER OF SYMPATHOVAGAL BALANCE) WITH CARDIOMETABOLIC PARAMETERS WAS ASSESSED BY CORRELATION AND REGRESSION ANALYSES. RESULTS: AFTER 12 WEEKS YOGA THERAPY, THERE WAS SIGNIFICANT REDUCTION IN CARDIOMETABOLIC RISKS (TP OF HRV, RPP, LIPID RISKS FACTORS, LEVELS OF MDA, AND HSCRP) IN STUDY GROUP SUBJECTS COMPARED WITH CONTROL SUBJECTS THAT DID NOT RECEIVE YOGA THERAPY. ALL CARDIOMETABOLIC RISK FACTORS WERE SIGNIFICANTLY CORRELATED WITH TP IN STUDY GROUP, HAVING MAXIMUM SIGNIFICANCE WITH HOMEOSTATIC MODEL OF INSULIN SECRETION (R = 0.502, P 0.1). THE PATTERN OF CHANGE IN MOST OF THE STUDY PARAMETERS WAS SUCH THAT VALUES ABOVE NORMAL RANGE WERE LOWERED BUT VALUES WITHIN NORMAL RANGE WERE UNALTERED. THE ACTION OF YOGA ON DIASTOLIC BLOOD PRESSURE, MALONDIALDEHYDE ADDUCTS AND KIDNEY FUNCTION IN HYPERTENSIVES WAS OF COUNTERACTIVE NATURE AND FELT TO BE DISTINCTLY DIFFERENT THAN THE EFFECT OF DRUGS. 2011 18 679 38 EFFECT OF A YOGA PROGRAM ON GLUCOSE METABOLISM AND BLOOD LIPID LEVELS IN ADOLESCENT GIRLS WITH POLYCYSTIC OVARY SYNDROME. OBJECTIVE: TO ASSESS THE EFFICACY OF YOGA THERAPY ON GLUCOSE METABOLISM AND BLOOD LIPID VALUES IN ADOLESCENT GIRLS WITH POLYCYSTIC OVARY SYNDROME (PCOS). METHODS: A PROSPECTIVE, RANDOMIZED, INTERVENTIONAL CONTROLLED TRIAL RECRUITED 90 ADOLESCENTS AGED BETWEEN 15 AND 18 YEARS WHO MET THE ROTTERDAM CRITERIA FOR PCOS. A YOGA GROUP PRACTICED SURYANAMASKARA, ASANAS, PRANAYAMA, AND MEDITATION 1 HOUR PER DAY EACH DAY FOR 12 WEEKS WHILE ANOTHER GROUP PRACTICED CONVENTIONAL PHYSICAL EXERCISES. THE MANN-WHITNEY U TEST WAS USED TO COMPARE SCORE CHANGES BETWEEN THE 2 GROUPS. RESULTS: THE CHANGES IN FASTING INSULIN, FASTING BLOOD GLUCOSE, AND HOMEOSTASIS MODEL ASSESSMENT OF INSULIN RESISTANCE WERE SIGNIFICANTLY DIFFERENT IN THE 2 GROUPS (P<0.05). EXCEPT FOR HIGH-DENSITY LIPOPROTEIN CHOLESTEROL, THE CHANGES IN BLOOD LIPID VALUES WERE ALSO SIGNIFICANTLY DIFFERENT (P<0.05). THE CHANGES IN BODY MASS INDEX, WAIST CIRCUMFERENCE, HIP CIRCUMFERENCE, AND WAIST-TO-HIP RATIO, HOWEVER, WERE NOT SIGNIFICANTLY DIFFERENT (P>0.05). CONCLUSION: YOGA WAS FOUND TO BE MORE EFFECTIVE THAN CONVENTIONAL PHYSICAL EXERCISES IN IMPROVING GLUCOSE, LIPID, AND INSULIN VALUES, INCLUDING INSULIN RESISTANCE VALUES, IN ADOLESCENT GIRLS WITH PCOS INDEPENDENT OF ANTHROPOMETRIC CHANGES. CENTRAL TRIAL REGISTRY OF INDIA NO.: REFCTRI-2008 000291. 2012 19 812 30 EFFECT OF YOGA ON CARDIAC AUTONOMIC DYSFUNCTION AND INSULIN RESISTANCE IN NON-DIABETIC OFFSPRING OF TYPE-2-DIABETES PARENTS: A RANDOMIZED CONTROLLED STUDY. OBJECTIVE: THE PRESENT STUDY WAS AIMED TO DETERMINE THE EFFECT OF YOGA PROGRAM ON CARDIAC AUTONOMIC DYSFUNCTION AND INSULIN RESISTANCE IN NON-DIABETIC OFFSPRING OF DIABETES PARENTS. METHODS: A RANDOMIZED PASSIVE-CONTROLLED STUDY WAS CONDUCTED ON 64 NON-DIABETIC OFFSPRING OF TYPE-2-DIABETES PARENTS (MEAN-AGE:25.17YEARS). YOGA GROUP PARTICIPANTS RECEIVED YOGA TRAINING FOR 8 WEEKS. HEART-RATE VARIABILITY (HRV) INDICES: LOW FREQUENCY (LF), HIGH FREQUENCY (HF) AND LF/HF RATIO; FASTING BLOOD GLUCOSE (FBG), ORAL GLUCOSE TOLERANCE TEST (OGTT) AND INSULIN RESISTANCE (IR) WERE ESTIMATED AT BASELINE AND AFTER 8-WEEKS OF INTERVENTION. RESULTS: WE FOUND A SIGNIFICANT DECREASE IN LF (P=0.005), LF/HF RATIO (P=0.004), IR (P<0.001), OGTT (P=0.003) AND INCREASE IN HF (P=0.022) IN YOGA GROUP PARTICIPANTS. CONTROL GROUP PARTICIPANTS DID NOT SHOW ANY SIGNIFICANT CHANGE IN ANY VARIABLES. CONCLUSIONS: IMPROVEMENT IN CARDIAC AUTONOMIC FUNCTION AND INSULIN RESISTANCE BY YOGA TRAINING IMPLIES THAT YOGA CAN REDUCE THE RISK OF DEVELOPMENT OF DIABETES IN OFFSPRING OF DIABETES PARENTS. 2019 20 1045 38 EFFECTS OF YOGA INTERVENTIONS PRACTISED IN HEATED AND THERMONEUTRAL CONDITIONS ON ENDOTHELIUM-DEPENDENT VASODILATATION: THE BIKRAM YOGA HEART STUDY. NEW FINDINGS: WHAT IS THE CENTRAL QUESTION OF THIS STUDY? DOES THE HEATED PRACTICE ENVIRONMENT ENHANCE THE EFFECTS OF BIKRAM YOGA ON ENDOTHELIUM-DEPENDENT VASODILATATION IN HEALTHY, MIDDLE-AGED ADULTS? WHAT IS THE MAIN FINDING AND ITS IMPORTANCE? THE PRIMARY FINDING FROM THIS INVESTIGATION IS THAT THE HATHA YOGA POSTURES IN THE BIKRAM YOGA SERIES PRODUCE SIMILAR ENHANCEMENTS IN ENDOTHELIUM-DEPENDENT VASODILATATION IN HEALTHY, MIDDLE-AGED ADULTS REGARDLESS OF ENVIRONMENTAL TEMPERATURE. THESE FINDINGS HIGHLIGHT THE EFFICACY OF YOGA POSTURES IN PRODUCING IMPROVEMENTS IN VASCULAR HEALTH AND DOWNPLAY THE NECESSITY OF THE HEATED PRACTICE ENVIRONMENT IN INDUCING VASCULAR ADAPTATIONS. ABSTRACT: WE HAVE PREVIOUSLY DOCUMENTED IMPROVEMENTS IN ENDOTHELIUM-DEPENDENT VASODILATATION WITH A BIKRAM (HOT) YOGA INTERVENTION IN MIDDLE-AGED ADULTS. AT PRESENT, THE EFFECT OF ENVIRONMENTAL TEMPERATURE IN HOT YOGA ON ENDOTHELIAL FUNCTION IS UNKNOWN. THE PURPOSE OF THIS INVESTIGATION WAS TO DETERMINE THE EFFECTS OF BIKRAM YOGA INTERVENTIONS PERFORMED IN HEATED OR THERMONEUTRAL CONDITIONS ON ENDOTHELIUM-DEPENDENT VASODILATATION. FIFTY-TWO SEDENTARY BUT APPARENTLY HEALTHY ADULTS AGED 40-60 YEARS WERE RANDOMLY ASSIGNED TO ONE OF THREE GROUPS: BIKRAM YOGA PRACTISED AT 40.5 DEGREES C (N = 19), BIKRAM YOGA PRACTISED AT 23 DEGREES C (N = 14) OR SEDENTARY TIME CONTROL (N = 19). THE YOGA INTERVENTIONS CONSISTED OF 90 MIN BIKRAM YOGA CLASSES THREE TIMES A WEEK FOR 12 WEEKS. ENDOTHELIUM-DEPENDENT VASODILATATION WAS MEASURED NON-INVASIVELY USING BRACHIAL ARTERY FLOW-MEDIATED DILATATION (FMD). BODY FAT PERCENTAGE DETERMINED VIA DUAL-ENERGY X-RAY ABSORPTIOMETRY WAS SIGNIFICANTLY LOWER IN THE HOT YOGA GROUP AFTER THE INTERVENTION THAN IN THE THERMONEUTRAL YOGA AND CONTROL CONDITIONS. BRACHIAL ARTERY FMD INCREASED (P < 0.05) IN THE THERMONEUTRAL YOGA GROUP AND TENDED TO INCREASE IN THE HOT YOGA GROUP (P = 0.056). NO CHANGES OCCURRED IN THE CONTROL GROUP. THERE WERE NO SIGNIFICANT DIFFERENCES IN FMD CHANGE SCORES BETWEEN GROUPS. WE CONCLUDE THAT BIKRAM YOGA PRACTISED IN THERMONEUTRAL CONDITIONS IMPROVED ENDOTHELIUM-DEPENDENT VASODILATATION IN HEALTHY, MIDDLE-AGED ADULTS. THESE NEW FINDINGS HIGHLIGHT THE EFFECTIVENESS OF HATHA YOGA POSTURES ALONE, IN THE ABSENCE OF A HEATED PRACTICE ENVIRONMENT, IN IMPROVING VASCULAR HEALTH AND ARE OF CLINICAL SIGNIFICANCE GIVEN THE INCREASED PROPENSITY FOR HEAT INTOLERANCE IN AGEING ADULTS. 2018