1 274 108 ADDITIONAL BENEFIT OF YOGA TO STANDARD LIFESTYLE MODIFICATION ON BLOOD PRESSURE IN PREHYPERTENSIVE SUBJECTS: A RANDOMIZED CONTROLLED STUDY. HIGH BLOOD PRESSURE (BP) IS A KNOWN RISK FACTOR FOR CARDIOVASCULAR DISEASE MORBIDITY. CONSIDERING THE GROWING EVIDENCE OF NONPHARMACOLOGICAL INTERVENTIONS IN THE MANAGEMENT OF HIGH BP, WE DESIGNED A RANDOMIZED, PARALLEL ACTIVE-CONTROLLED STUDY ON THE EFFECT OF YOGA AND STANDARD LIFESTYLE MODIFICATION (LSM) ON BP AND HEART RATE IN INDIVIDUALS WITH PREHYPERTENSION (SYSTOLIC BP 120-139 MM HG AND/OR DIASTOLIC BP 80-89 MM HG). VOLUNTEERS (20-60 YEARS) OF BOTH GENDERS WITHOUT ANY KNOWN CARDIOVASCULAR DISEASE WERE RANDOMIZED INTO EITHER LSM GROUP (N = 92) OR LSM+YOGA GROUP (N = 92). BEFORE THE INTERVENTION, AGE, WAIST CIRCUMFERENCE, PHYSICAL ACTIVITY, BP AND FASTING PLASMA GLUCOSE AND LIPIDS WERE COMPARABLE BETWEEN THE GROUPS. AFTER 12 WEEKS OF INTERVENTION, WE OBSERVED A SIGNIFICANT REDUCTION IN THE BP AND HEART RATE IN BOTH THE GROUPS. FURTHER, THE REDUCTION IN SYSTOLIC BP WAS SIGNIFICANTLY MORE IN LSM+YOGA GROUP (6 MM HG) AS COMPARED WITH LSM GROUP (4 MM HG). IN ADDITION, 13 PREHYPERTENSIVES BECAME NORMOTENSIVES IN LSM+YOGA GROUP AND FOUR IN LSM GROUP. THE RESULTS INDICATE EFFICACY OF NONPHARMACOLOGICAL INTERVENTION AND THE ADDITIONAL BENEFIT OF YOGA TO STANDARD LSM. FURTHER RESEARCH IN THIS FIELD MAY ADD TO THE LEVEL OF EVIDENCE ON THE BENEFIT OF YOGA, IN THE REDUCTION OF BP IN HIGH BP SUBJECTS, IN THE SCIENTIFIC LITERATURE. 2015 2 1533 37 IYENGAR YOGA VERSUS ENHANCED USUAL CARE ON BLOOD PRESSURE IN PATIENTS WITH PREHYPERTENSION TO STAGE I HYPERTENSION: A RANDOMIZED CONTROLLED TRIAL. THE PREVALENCE OF PREHYPERTENSION AND STAGE 1 HYPERTENSION CONTINUES TO INCREASE DESPITE BEING AMENABLE TO NON-PHARMACOLOGIC INTERVENTIONS. IYENGAR YOGA (IY) HAS BEEN PURPORTED TO REDUCE BLOOD PRESSURE (BP) THOUGH EVIDENCE FROM RANDOMIZED TRIALS IS LACKING. WE CONDUCTED A RANDOMIZED CONTROLLED TRIAL TO ASSESS THE EFFECTS OF 12 WEEKS OF IY VERSUS ENHANCED USUAL CARE (EUC) (BASED ON INDIVIDUAL DIETARY ADJUSTMENT) ON 24-H AMBULATORY BP IN YOGA-NAIVE ADULTS WITH UNTREATED PREHYPERTENSION OR STAGE 1 HYPERTENSION. IN TOTAL, 26 AND 31 SUBJECTS IN THE IY AND EUC ARMS, RESPECTIVELY, COMPLETED THE STUDY. THERE WERE NO DIFFERENCES IN BP BETWEEN THE GROUPS AT 6 AND 12 WEEKS. IN THE EUC GROUP, 24-H SYSTOLIC BP (SBP), DIASTOLIC BP (DBP) AND MEAN ARTERIAL PRESSURE (MAP) SIGNIFICANTLY DECREASED BY 5, 3 AND 3 MMHG, RESPECTIVELY, FROM BASELINE AT 6 WEEKS (P < .05), BUT WERE NO LONGER SIGNIFICANT AT 12 WEEKS. IN THE IY GROUP, 24 H SBP WAS REDUCED BY 6 MMHG AT 12 WEEKS COMPARED TO BASELINE (P = .05). 24 H DBP (P < .01) AND MAP (P < .05) DECREASED SIGNIFICANTLY EACH BY 5 MMHG. NO DIFFERENCES WERE OBSERVED IN CATECHOLAMINE OR CORTISOL METABOLISM TO EXPLAIN THE DECREASE IN BP IN THE IY GROUP AT 12 WEEKS. TWELVE WEEKS OF IY PRODUCES CLINICALLY MEANINGFUL IMPROVEMENTS IN 24 H SBP AND DBP. LARGER STUDIES ARE NEEDED TO ESTABLISH THE LONG TERM EFFICACY, ACCEPTABILITY, UTILITY AND POTENTIAL MECHANISMS OF IY TO CONTROL BP. 2011 3 411 31 BLOOD PRESSURE AND HEART RATE VARIABILITY DURING YOGA-BASED ALTERNATE NOSTRIL BREATHING PRACTICE AND BREATH AWARENESS. BACKGROUND: PREVIOUS RESEARCH HAS SHOWN A REDUCTION IN BLOOD PRESSURE (BP) IMMEDIATELY AFTER THE PRACTICE OF ALTERNATE NOSTRIL YOGA BREATHING (ANYB) IN NORMAL HEALTHY MALE VOLUNTEERS AND IN HYPERTENSIVE PATIENTS OF BOTH SEXES. THE BP DURING ANYB HAS NOT BEEN RECORDED. MATERIAL/METHODS: PARTICIPANTS WERE 26 MALE VOLUNTEERS (GROUP MEAN AGE +/-SD, 23.8+/-3.5 YEARS). WE ASSESSED (1) HEART RATE VARIABILITY, (2) NON-INVASIVE ARTERIAL BP, AND (3) RESPIRATION RATE, DURING (A) ANYB AND (B) BREATH AWARENESS (BAW) SESSIONS. EACH SESSION WAS 25 MINUTES. WE PERFORMED ASSESSMENTS AT 3 TIME POINTS: PRE (5 MINUTES), DURING (15 MINUTES; FOR ANYB OR BAW) AND POST (5 MINUTES). A NAIVE-TO-YOGA CONTROL GROUP (N=15 MALES, MEAN AGE +/-SD 26.1+/-4.0 YEARS) WERE ASSESSED WHILE SEATED QUIETLY FOR 25 MINUTES. RESULTS: DURING ANYB THERE WAS A SIGNIFICANT DECREASE (REPEATED MEASURES ANOVA) IN SYSTOLIC BP AND RESPIRATION RATE; WHILE RMSSD (THE SQUARE ROOT OF THE MEAN OF THE SUM OF SQUARES OF DIFFERENCES BETWEEN ADJACENT NN INTERVALS) AND NN50 (THE NUMBER OF INTERVAL DIFFERENCES OF SUCCESSIVE NORMAL TO NORMAL INTERVALS GREATER THAN 50 MS) SIGNIFICANTLY INCREASED. DURING BAW RESPIRATION RATE DECREASED. IN CONTRAST, RESPIRATION RATE INCREASED DURING THE CONTROL STATE. ANYB AND BAW WERE SIGNIFICANTLY DIFFERENT (2-FACTOR ANOVA) IN RMSSD AND RESPIRATION RATE. BAW AND CONTROL WERE DIFFERENT WITH RESPECT TO RESPIRATION RATE. CONCLUSIONS: THE RESULTS SUGGEST THAT VAGAL ACTIVITY INCREASED DURING AND AFTER ANYB, WHICH COULD HAVE CONTRIBUTED TO THE DECREASE IN BP AND CHANGES IN THE HRV. 2014 4 758 35 EFFECT OF SLOW BREATHING ON AUTONOMIC TONE & BAROREFLEX SENSITIVITY IN YOGA PRACTITIONERS. BACKGROUND & OBJECTIVES: SLOW BREATHING INCREASES PARASYMPATHETIC ACTIVITY AND BAROREFLEX SENSITIVITY (BRS) IN HEALTHY INDIVIDUALS, ALSO SIMILARLY OBSERVED IN YOGA PRACTITIONERS. PRANAYAMA WHICH IS AN IMPORTANT COMPONENT OF YOGA WHEN PRACTICED AT A SLOW PACE WAS AT A RESPIRATORY FREQUENCY OF AROUND 0.1 HZ (6 BREATHS/MIN). THEREFORE, IT WAS HYPOTHESIZED THAT YOGA PRACTITIONERS MIGHT HAVE ADAPTED TO SLOW BREATHING. THIS STUDY WAS AIMED TO DECIPHER THE ROLE OF YOGA ON CARDIOVASCULAR VARIABILITY DURING SLOW BREATHING (0.1 HZ) IN YOGA PRACTITIONERS. METHODS: A CROSS-SECTIONAL STUDY WAS UNDERTAKEN IN NAIVE-TO-YOGA INDIVIDUALS (N=40) AND YOGA PRACTITIONERS (N=40) WITH AN AVERAGE AGE OF 31.08 +/- 7.31 AND 29.93 +/- 7.57 YR, RESPECTIVELY. THE ANALYSIS OF HEART RATE VARIABILITY, BLOOD PRESSURE VARIABILITY (BPV) AND BRS DURING SPONTANEOUS AND SLOW BREATHING WAS COMPARED BETWEEN THE TWO GROUPS. RESULTS: DURING SLOW BREATHING, THE HEART RATE (P<0.01) WAS LOWER, RESPIRATORY RATE INTERVAL (P<0.05) AND PNN50 PER CENT (P=0.01) WERE HIGHER, MEAN SYSTOLIC BP (SBP) (P<0.05) AND SDSD (STANDARD DEVIATION OF SUCCESSIVE BEAT TO BEAT SYSTOLIC BLOOD PRESSURE DIFFERENCES) (P<0.01) OF SBP VARIABILITY WERE LOWER WITH SEQUENCE BRS (P<0.001) AND ALPHA LOW FREQUENCY (P<0.01) AND ALPHA HIGH FREQUENCY (P<0.001) OF SPECTRAL BRS WERE HIGHER IN YOGA PRACTITIONERS. INTERPRETATION & CONCLUSIONS: THE PRESENT STUDY INDICATED HIGHER PARASYMPATHETIC ACTIVITY AND BRS WITH LOWER SBP VARIABILITY AT REST AND DURING SLOW BREATHING IN YOGA PRACTITIONERS COMPARED TO NAIVE GROUP. FINDINGS INDICATE THAT THE SHORT-TERM PRACTICE OF SLOW BREATHING COMPLEMENTS THE AUGMENTED PARASYMPATHETIC ACTIVITY AND BRS IN THE YOGA GROUP. 2020 5 658 43 EFFECT OF 1-WEEK YOGA-BASED RESIDENTIAL PROGRAM ON CARDIOVASCULAR VARIABLES OF HYPERTENSIVE PATIENTS: A COMPARATIVE STUDY. INTRODUCTION: HYPERTENSION (HTN) IS AN IMPORTANT PUBLIC HEALTH CONCERN AND A LEADING CAUSE OF MORBIDITY AND MORTALITY WORLDWIDE. YOGA IS A FORM OF MIND-BODY MEDICINE SHOWN TO BE EFFECTIVE IN CONTROLLING BLOOD PRESSURE (BP) AND REDUCES CARDIAC RISK FACTORS IN HTN. INTEGRATED APPROACH OF YOGA THERAPY (IAYT) IS A RESIDENTIAL YOGA-BASED LIFESTYLE INTERVENTION PROVEN TO BE BENEFICIAL IN SEVERAL HEALTH CONDITIONS. AIM: TO STUDY THE EFFICACY OF 1 WEEK OF RESIDENTIAL IAYT INTERVENTION ON CARDIOVASCULAR PARAMETERS IN HYPERTENSIVE PATIENTS. METHODOLOGY: TWENTY HYPERTENSIVE INDIVIDUALS (7 FEMALES) WITHIN AGE RANGE BETWEEN 30 AND 60 YEARS (AVERAGE; 46.62 +/- 9.9 YEARS), WHO UNDERWENT 1 WEEK OF IAYT TREATMENT FOR HTN, WERE COMPARED WITH AGE- GENDER-MATCHED NON-IAYT GROUP (5 FEMALES; AVERAGE AGE; 47.08 +/- 9.69 YEARS) IN TERMS OF SYSTOLIC BP (SBP), DIASTOLIC BP (DBP), MEAN ARTERIAL PRESSURE (MAP), CARDIAC OUTPUT (CO), STROKE VOLUME (SV), BAROREFLEX SENSITIVITY (BRS), AND TOTAL PERIPHERAL VASCULAR RESISTANCE (TPVR), IAYT PROGRAM CONSISTED OF SESSIONS OF ASANAS, BREATHING PRACTICES, MEDITATION AND RELAXATION TECHNIQUES, LOW SALT, LOW-CALORIE DIET, DEVOTIONAL SESSION, AND COUNSELING. INDIVIDUALS IN NON-IAYT GROUP FOLLOWED THEIR NORMAL ROUTINE. ALL THE VARIABLES WERE ASSESSED BEFORE AND AFTER ONE WEEK. DATA WERE ANALYZED USING SPSS VERSION 16. RM-ANOVA WAS APPLIED TO ASSESS WITHIN GROUP AND BETWEEN GROUP CHANGES AFTER INTERVENTION. RESULTS: THERE WAS A SIGNIFICANT IMPROVEMENT IN SBP (P = 0.004), DBP (P = 0.008), MAP (0.03), BRS (P < 0.001), AND TPVR (P = 0.007) IN IAYT, GROUP WHEREAS IN CONTROL GROUP, WE DID NOT FIND SIGNIFICANT DIFFERENCE IN ANY OF THE VARIABLES. BETWEEN-GROUP COMPARISON SHOWED A SIGNIFICANT IMPROVEMENT IN SBP (P = 0.038), BRS (P = 0.034), AND TPVR (P = 0.015) IN IAYT GROUP AS COMPARED TO NON-IAYT GROUP. CONCLUSION: ONE-WEEK IAYT INTERVENTION SHOWED AN IMPROVEMENT IN BAROREFLEX SENSITIVITY, SYSTOLIC BP, AND TOTAL PERIPHERAL VASCULAR RESISTANCE IN HYPERTENSIVE PATIENTS. HOWEVER, FURTHER RANDOMIZED CONTROL TRIALS NEED TO BE PERFORMED TO CONFIRM THE PRESENT FINDINGS. 2018 6 1346 35 HYPERTENSION ANALYSIS OF STRESS REDUCTION USING MINDFULNESS MEDITATION AND YOGA: RESULTS FROM THE HARMONY RANDOMIZED CONTROLLED TRIAL. BACKGROUND: THE HARMONY STUDY WAS A RANDOMIZED, CONTROLLED TRIAL EXAMINING THE EFFICACY OF AN 8-WEEK MINDFULNESS-BASED STRESS REDUCTION (MBSR) PROGRAM FOR BLOOD PRESSURE (BP) LOWERING AMONG UNMEDICATED STAGE 1 HYPERTENSIVE PARTICIPANTS. METHODS: PARTICIPANTS DIAGNOSED WITH STAGE 1 HYPERTENSION BASED ON AMBULATORY BP WERE RANDOMIZED TO EITHER IMMEDIATE TREATMENT OF MBSR FOR 8 WEEKS OR WAIT-LIST CONTROL. PRIMARY OUTCOME ANALYSIS EVALUATED WHETHER CHANGE IN AWAKE AND 24-HOUR AMBULATORY BP FROM BASELINE TO WEEK 12 WAS SIGNIFICANTLY DIFFERENT BETWEEN THE 2 GROUPS. A WITHIN-GROUP BEFORE AND AFTER MBSR ANALYSIS WAS ALSO PERFORMED. RESULTS: THE STUDY ENROLLED 101 ADULTS (38% MALE) WITH BASELINE AVERAGE 24-HOUR AMBULATORY BP OF 135+/-7.9/82+/-5.8MM HG AND DAYTIME AMBULATORY BP OF 140+/-7.7/87+/-6.3 MMHG. AT WEEK 12, THE CHANGE FROM BASELINE IN 24-HOUR AMBULATORY BP WAS 0.4+/-6.7/0.0+/-4.9MM HG FOR THE IMMEDIATE INTERVENTION AND 0.4+/-7.8/-0.4+/-4.6MM HG FOR THE WAIT-LIST CONTROL. THERE WERE NO SIGNIFICANT DIFFERENCES BETWEEN INTERVENTION AND WAIT-LIST CONTROL FOR ALL AMBULATORY BP PARAMETERS. THE SECONDARY WITHIN-GROUP ANALYSIS FOUND A SMALL REDUCTION IN BP AFTER MBSR COMPARED WITH BASELINE, A FINDING LIMITED TO FEMALE SUBJECTS IN A SEX ANALYSIS. CONCLUSIONS: MBSR DID NOT LOWER AMBULATORY BP BY A STATISTICALLY OR CLINICALLY SIGNIFICANT AMOUNT IN UNTREATED, STAGE 1 HYPERTENSIVE PATIENTS WHEN COMPARED WITH A WAIT-LIST CONTROL GROUP. IT LEAVES UNTESTED WHETHER MBSR MIGHT BE USEFUL FOR LOWERING BP BY IMPROVING ADHERENCE IN TREATED HYPERTENSIVE PARTICIPANTS. CLINICAL TRIALS REGISTRATION: NCT00825526. 2014 7 2213 24 THE HYPOTENSIVE EFFECT OF YOGA'S BREATHING EXERCISES: A SYSTEMATIC REVIEW. THE AIM OF THIS REVIEW WAS TO EVALUATE THE EFFECT OF PRANAYAMA (YOGA'S BREATHING EXERCISES) ON BP AND ITS APPLICABILITY IN THE TREATMENT OF HYPERTENSION. THIRTEEN TRIALS, ASSESSING ACUTE (EIGHT STUDIES) AND CHRONIC (FIVE STUDIES) BP RESPONSE TO PRANAYAMA WERE INCLUDED. SIGNIFICANT BP REDUCTIONS AFTER PRANAYAMA WERE FOUND IN BOTH ACUTE (2-10 MMHG MEAN SBP REDUCTION, N = 5 STUDIES; 1 MMHG MEAN DBP REDUCTION, N = 1 STUDY) AND CHRONIC STUDIES (4-21 MMHG MEAN SBP REDUCTION, N = 3 STUDIES; 4-7 MMHG MEAN DBP REDUCTION, N = 2 STUDIES). THE PRANAYAMA'S EFFECT ON BP WERE NOT ROBUST AGAINST SELECTION BIAS DUE TO THE LOW QUALITY OF STUDIES. BUT, THE LOWERING BP EFFECT OF PRANAYAMA IS ENCOURAGING. THE PRANAYAMA WITH SLOWER RHYTHMS AND MANIPULATION OF THE NOSTRILS, MAINLY WITH BREATHS BY THE LEFT, PRESENT BETTER RESULTS WHEN COMPARED WITH THE OTHER TYPES AND SHOULD BE THE MAIN PRANAYAMA APPLIED WHEN THE GOAL IS TO REDUCE BLOOD PRESSURE ESPECIALLY IN HYPERTENSIVE PATIENTS. 2017 8 2491 40 YOGA AS ANTIHYPERTENSIVE LIFESTYLE THERAPY: A SYSTEMATIC REVIEW AND META-ANALYSIS. OBJECTIVE: TO INVESTIGATE THE EFFICACY OF YOGA AS ANTIHYPERTENSIVE LIFESTYLE THERAPY AND IDENTIFY MODERATORS THAT ACCOUNT FOR VARIABILITY IN THE BLOOD PRESSURE (BP) RESPONSE TO YOGA. METHODS: WE SYSTEMATICALLY SEARCHED 6 ELECTRONIC DATABASES FROM INCEPTION THROUGH JUNE 4, 2018, FOR ARTICLES PUBLISHED IN ENGLISH LANGUAGE JOURNALS ON TRIALS OF YOGA INTERVENTIONS THAT INVOLVED ADULT PARTICIPANTS, REPORTED PREINTERVENTION AND POSTINTERVENTION BP, AND HAD A NONEXERCISE/NONDIET CONTROL GROUP. OUR SEARCH YIELDED 49 QUALIFYING CONTROLLED TRIALS (56 INTERVENTIONS). WE (1) EVALUATED THE RISK OF BIAS AND METHODOLOGICAL STUDY QUALITY, (2) PERFORMED META-REGRESSION ANALYSIS FOLLOWING RANDOM-EFFECTS ASSUMPTIONS, AND (3) GENERATED ADDITIVE MODELS THAT REPRESENTED THE LARGEST POSSIBLE CLINICALLY RELEVANT BP REDUCTIONS. RESULTS: ON AVERAGE, THE 3517 TRIAL PARTICIPANTS WERE MIDDLE-AGED (49.2+/-19.5 YEARS), OVERWEIGHT (27.9+/-3.6 KG/M(2)) ADULTS WITH HIGH BP (SYSTOLIC BP, 129.3+/-13.3 MM HG; DIASTOLIC BP, 80.7+/-8.4 MM HG). YOGA WAS PRACTICED 4.8+/-3.4 SESSIONS PER WEEK FOR 59.2+/-25.0 MINUTES PER SESSION FOR 13.2+/-7.5 WEEKS. ON AVERAGE, YOGA ELICITED MODERATE REDUCTIONS IN SYSTOLIC BP (WEIGHTED MEAN EFFECT SIZE, -0.47; 95% CI, -0.62-0.32, -5.0 MM HG) AND DIASTOLIC BP (WEIGHTED MEAN EFFECT SIZE, -0.47; 95% CI, -0.61 TO -0.32; -3.9 MM HG) COMPARED WITH CONTROLS (P<.001 FOR BOTH SYSTOLIC BP AND DIASTOLIC BP). CONTROLLING FOR PUBLICATION BIAS AND METHODOLOGICAL STUDY QUALITY, WHEN YOGA WAS PRACTICED 3 SESSIONS PER WEEK AMONG SAMPLES WITH HYPERTENSION, YOGA INTERVENTIONS THAT INCLUDED BREATHING TECHNIQUES AND MEDITATION/MENTAL RELAXATION ELICITED BP REDUCTIONS OF 11/6 MM HG COMPARED WITH THOSE THAT DID NOT (IE, 6/3 MM HG). CONCLUSION: OUR RESULTS INDICATE THAT YOGA IS A VIABLE ANTIHYPERTENSIVE LIFESTYLE THERAPY THAT PRODUCES THE GREATEST BP BENEFITS WHEN BREATHING TECHNIQUES AND MEDITATION/MENTAL RELAXATION ARE INCLUDED. 2019 9 873 34 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 10 1975 36 SINGLE SESSION OF INTEGRATED "SILVER YOGA" PROGRAM IMPROVES CARDIOVASCULAR PARAMETERS IN SENIOR CITIZENS. AIM AND OBJECTIVE: THIS PILOT STUDY WAS CARRIED OUT TO DETERMINE CARDIOVASCULAR EFFECTS OF A SINGLE SESSION OF AN INTEGRATED "SILVER YOGA" PROGRAM IN SENIOR CITIZENS OF SERENE PELICAN TOWNSHIP, PONDICHERRY. MATERIALS AND METHODS: HEART RATE (HR) AND BLOOD PRESSURE (BP) MEASUREMENTS WERE RECORDED IN 124 SENIOR CITIZENS (75 FEMALE, 49 MALE) WITH MEAN AGE OF 67.19 +/- 10.61 YEAR WHO ATTENDED AN INTEGRATED "SILVER YOGA" PROGRAM AT CENTRE FOR YOGA THERAPY, EDUCATION AND RESEARCH FROM AUGUST TO OCTOBER 2014. PARTICIPANTS PRACTICED THE PROTOCOL THAT WAS SPECIALLY DESIGNED FOR SENIOR CITIZENS, KEEPING IN MIND THEIR HEALTH STATUS AND PHYSICAL LIMITATIONS. THIS INCLUDED SIMPLE WARM-UPS (JATHIS), BREATH BODY MOVEMENT COORDINATION PRACTICES (KRIYAS), STATIC STRETCHING POSTURES (ASANAS), BREATHING TECHNIQUES (PRANAYAMAS), RELAXATION AND SIMPLE CHANTING. NON-INVASIVE BP APPARATUS WAS USED TO RECORD THE HR, SYSTOLIC (SP) AND DIASTOLIC PRESSURE (DP) BEFORE AND AFTER THE 60 MIN SESSIONS. PULSE PRESSURE (PP), MEAN PRESSURE (MP), RATE-PRESSURE PRODUCT (RPP) AND DOUBLE PRODUCT (DOP) INDICES WERE DERIVED FROM THE RECORDED PARAMETERS. STUDENT'S PAIRED T-TEST WAS USED TO COMPARE DATA THAT PASSED NORMALITY TESTING BY KOLMOGOROV-SMIRNOV TEST AND WILCOXON MATCHED-PAIRS SIGNED-RANKS TEST FOR THOSE THAT DID NOT. P < 0.05 WERE ACCEPTED AS INDICATING SIGNIFICANT DIFFERENCES FOR PRE-POST COMPARISONS. RESULTS: ALL PARAMETERS WITNESSED A REDUCTION FOLLOWING THE SINGLE SESSION. THIS WAS STATISTICALLY MORE SIGNIFICANT (P < 0. 0001) IN HR, RPP AND DOP WHILE IT WAS ALSO SIGNIFICANT (P < 0.01 AND P < 0.05) IN SP AND PP, RESPECTIVELY. THE DECREASE IN MP JUST MISSED SIGNIFICANCE (P = 0.054) WHILE IT WAS NOT SIGNIFICANT IN DP. CONCLUSION: THERE IS A HEALTHY REDUCTION IN HR, BP AND DERIVED CARDIOVASCULAR INDICES FOLLOWING A SINGLE YOGA SESSION IN GERIATRIC SUBJECTS. THESE CHANGES MAY BE ATTRIBUTED TO ENHANCED HARMONY OF CARDIAC AUTONOMIC FUNCTION AS A RESULT OF COORDINATED BREATH-BODY WORK AND MIND-BODY RELAXATION DUE TO AN INTEGRATED "SILVER YOGA" PROGRAM. 2015 11 1441 29 INCREASED HEART RATE VARIABILITY BUT NO EFFECT ON BLOOD PRESSURE FROM 8 WEEKS OF HATHA YOGA - A PILOT STUDY. BACKGROUND: YOGA EXERCISES ARE KNOWN TO DECREASE STRESS AND RESTORE AUTONOMIC BALANCE. YET KNOWLEDGE ABOUT THE PHYSIOLOGICAL EFFECTS OF INVERSION POSTURES IS LIMITED. THIS STUDY AIMED TO INVESTIGATE THE EFFECTS OF INVERSION POSTURES (HEAD BELOW THE HEART) ON BLOOD PRESSURE (BP) AND HEART RATE VARIABILITY (HRV). METHODS: TWELVE HEALTHY WOMEN AND MEN TOOK PART IN AN 8-WEEK YOGA PROGRAM (60 MIN ONCE A WEEK). BP WAS MEASURED WITH AN AUTOMATIC OMRON MX3 OSCILLOMETRIC MONITORING DEVICE AND HRV WITH A HOLTER 24-HOUR ECG AT BASELINE AND 8 WEEKS AFTER THE INTERVENTION. RESULTS: THERE WAS NO SIGNIFICANT EFFECT OF INVERSION POSTURES ON BP. NINE OUT OF 12 PARTICIPANTS SHOWED A SIGNIFICANT INCREASE IN HRV (P < 0.05) AT NIGHT (2 HOURS) ON PNN50% (12.7 +/- 12.5 TO 18.2 +/- 13.3). THERE WERE NO SIGNIFICANT CHANGES IN OTHER HRV MEASURES SUCH AS NN50, LF, HF, LF/HF RATIO, LF NORMALIZED UNITS (N.U.), HF N.U. AND RMSSD. CONCLUSION: EIGHT WEEKS OF HATHA YOGA IMPROVED HRV SIGNIFICANTLY WHICH SUGGESTS AN INCREASED VAGAL TONE AND REDUCED SYMPATHETIC ACTIVITY. 2013 12 2759 34 YOGA PRACTITIONERS EXHIBIT HIGHER PARASYMPATHETIC ACTIVITY AND BAROREFLEX SENSITIVITY AND BETTER ADAPTABILITY TO 40 MM HG LOWER-BODY NEGATIVE PRESSURE. YOGA HAS BEEN SHOWN TO IMPROVE AUTONOMIC CONDITIONING IN HUMANS, AS EVIDENCED BY THE ENHANCEMENT OF PARASYM-PATHETIC ACTIVITY AND BAROREFLEX SENSITIVITY. THEREFORE, WE HYPOTHESIZED THAT THE EXPERIENCE OF YOGA MAY RESULT IN ADAPTATION TO ACUTE HEMODYNAMIC CHANGES. TO DECIPHER THE LONG-TERM EFFECTS OF YOGA ON CARDIOVASCULAR VARIABILITY, YOGA PRACTITIONERS WERE COMPARED TO YOGA-NAIVE SUBJECTS DURING EXPOSURE TO -40 MM HG LOWER-BODY NEGATIVE PRESSURE (LBNP). A COMPARATIVE STUDY WAS CONDUCTED ON 40 YOGANAIVE SUBJECTS AND 40 YOGA PRACTITIONERS WITH AN AVERAGE AGE OF 31.08 +/- 7.31 YEARS AND 29.93 +/- 7.57 YEARS, RESPECTIVELY. HEART RATE VARIABILITY, BLOOD PRESSURE VARIABILITY, BAROREFLEX SENSITIVITY, AND CORRELATION BETWEEN SYSTOLIC BLOOD PRESSURE AND RR INTERVAL WERE EVALUATED AT REST AND DURING LBNP. IN YOGA PRACTITIONERS, THE HEART RATE WAS LOWER IN SUPINE REST (P = 0.011) AND DURING LBNP (P = 0.043); THE PNN50 MEASURE OF HEART RATE VARIABILITY WAS HIGHER IN SUPINE REST (P = 0.011) AND DURING LBNP (P = 0.034). THE YOGA PRACTITIONERS' STANDARD DEVIATION OF SUCCESSIVE BEAT-TO-BEAT BLOOD PRESSURE INTERVALS OF SYSTOLIC BLOOD PRESSURE VARIABILITY WAS LOWER IN SUPINE REST (P = 0.034) AND DURING LBNP (P = 0.007), WITH HIGHER SEQUENCE BAROREFLEX SENSITIVITY (P = 0.019) AND ~ HIGH-FREQUENCY BAROREFLEX SENSITIVITY. MEAN SYSTOLIC BLOOD PRESSURE AND RR INTERVAL WERE INVERSELY CORRELATED IN THE YOGA GROUP (R = -0.317, P = 0.049). THE YOGA PRACTITIONERS EXHIBITED HIGHER PARASYMPATHETIC ACTIVITY AND BAROREFLEX SENSITIVITY WITH LOWER SYSTOLIC BLOOD PRESSURE VARIABILITY, INDICATING BETTER ADAPTABILITY TO LBNP COMPARED TO THE YOGA-NAIVE GROUP. OUR FINDINGS INDICATE THAT THE YOGA MODULE WAS HELPFUL IN CONDITIONS OF HYPOVOLEMIA IN HEALTHY SUBJECTS; IT IS PROPOSED TO BE BENEFICIAL IN CLINICAL CONDITIONS ASSOCIATED WITH SYMPATHETIC DOMINANCE, IMPAIRED BARORE-FLEX SENSITIVITY, AND ORTHOSTATIC INTOLERANCE. 2021 13 263 37 ACUTE CARDIOVASCULAR RESPONSES TO A SESSION OF BIKRAM YOGA: A PILOT UNCONTROLLED TRIAL. INTRODUCTION: MAIN CARDIOVASCULAR PARAMETERS SUCH AS HEART RATE (HR), BLOOD PRESSURE, AND MYOCARDIAL OXYGEN CONSUMPTION (MOC) ARE TIGHTLY REGULATED BY A MULTIFACTORIAL, NONLINEAR CONTROL SYSTEM. INCREASED HR BECAUSE OF PHYSICAL ACTIVITY IS OFTEN ACCOMPANIED BY AN INCREASE IN BLOOD PRESSURE. POSTURAL CHANGES HAVE AN EFFECT ON THE BARORECEPTORS, AND STRETCHING EXERCISES AND ISOMETRIC CONTRACTIONS MODULATE MUSCLE MECHANORECEPTORS ELICITING INCREASES IN BLOOD PRESSURE. HOWEVER, A HOT ENVIRONMENT INCREASES THE CORE TEMPERATURE INDUCING VASODILATION AND PLASMA VOLUME CHANGES THAT MIGHT CONTRIBUTE TO A DROP IN BLOOD PRESSURE. DURING THE PRACTICE OF BIKRAM YOGA, ALL THESE FACTORS CONVERGE AND LITTLE IS KNOWN ABOUT THE RESULTING CHANGES IN BLOOD PRESSURE AND MOC. METHODS: SIXTEEN APPARENTLY HEALTHY FEMALE VOLUNTEERS, REGULAR PRACTITIONERS OF BIKRAM YOGA, WERE EVALUATED DURING A 90 MIN SESSION. SYSTOLIC BLOOD PRESSURE (SBP) AND DIASTOLIC BLOOD PRESSURE (DBP) WERE MEASURED IMMEDIATELY AFTER EACH POSTURE AND HR WAS MEASURED CONTINUOUSLY DURING THE PRACTICE. RESULTS: HR AND ESTIMATED MOC INCREASED SIGNIFICANTLY OVER BASELINE DURING THE EXERCISE (+62.3% AND +63.6%, RESPECTIVELY). HR MEAN VALUE ACROSS THE ENTIRE BIKRAM YOGA SESSION WAS 126.6 +/- 14.3 BPM REACHING A MAXIMUM OF 168.1 +/- 20.2 BPM. SBP WAS NOT SIGNIFICANTLY INCREASED OVER BASELINE AT ANY TIME DURING THE PRACTICE WITH A MEAN VALUE OF 117.0 +/- 10.1 MMHG AND DBP WAS SIGNIFICANTLY DECREASED OVER BASELINE MOST OF THE TIME (-10.1%, MEAN 71.2 +/- 7.3 MMHG) WITH PARTICULAR DECLINE TOWARD THE END OF THE PRACTICE DURING THE FLOOR POSTURES. CONCLUSIONS: DBP DURING THE PRACTICE OF BIKRAM YOGA WAS SIGNIFICANTLY DIFFERENT FROM THAT PREVIOUSLY REPORTED FOR NONHEATED HATHA YOGA FOR NORMOTENSIVE SUBJECTS. FURTHER STUDIES EVALUATING THE SAME GROUP AT BOTH CONDITIONS ARE NEEDED TO BETTER CHARACTERIZE THE MAGNITUDE OF THE CHANGES IN HR, SBP, DBP, AND MOC. 2019 14 988 38 EFFECTS OF HATHA YOGA ON BLOOD PRESSURE, SALIVARY ALPHA-AMYLASE, AND CORTISOL FUNCTION AMONG NORMOTENSIVE AND PREHYPERTENSIVE YOUTH. OBJECTIVE: EVIDENCE IS ACCUMULATING, PREDOMINANTLY AMONG CLINICAL TRIALS IN ADULTS, THAT YOGA IMPROVES BLOOD PRESSURE (BP) CONTROL, WITH DOWNREGULATION OF THE HYPOTHALAMIC-PITUITARY-ADRENAL (HPA) AXIS AND THE SYMPATHETIC NERVOUS SYSTEM (SNS) PROJECTED AS UNDERLYING MECHANISMS. THIS PILOT STUDY ASSESSED WHETHER HATHA YOGA HAS THE POTENTIAL TO REDUCE BP AMONG YOUTH AND WHETHER DAMPENING OF THE SNS AND/OR HPA ACTIVITY IS A LIKELY PATHWAY OF CHANGE. DESIGN: THIRTY-ONE SEVENTH GRADERS WERE RANDOMLY ASSIGNED TO A HATHA YOGA PROGRAM (HYP) OR ATTENTION CONTROL (AC) MUSIC OR ART CLASS. BASELINE AND 3-MONTH EVALUATIONS INCLUDED RESTING BP; OVERNIGHT URINE SAMPLES; AND SALIVA COLLECTED AT BEDTIME, UPON AWAKENING, AND AT 30 AND 60 MINUTES AFTER AWAKENING FOR ALPHA-AMYLASE AND CORTISOL ASSAYS. RESULTS: TWENTY-EIGHT (14 IN THE HYP GROUP AND 14 IN THE AC GROUP) STUDENTS WERE ASSESSED BOTH BEFORE AND AFTER THE INTERVENTION. BP CHANGES FROM PRE- TO POST-INTERVENTION WERE -3.0/-2.0 MMHG FOR THE HYP GROUP AND -0.07/-0.79 MMHG FOR THE AC GROUP (P=0.30 AND 0.57, RESPECTIVELY). CHANGES IN SYSTOLIC BP (SBP)/DIASTOLIC BP (DBP) FOR THE PREHYPERTENSIVE (75TH-94TH PERCENTILES FOR SBP) SUBGROUP ANALYSES WERE -10.75/-8.25 MMHG FOR THE HYP GROUP (N=4) VERSUS 1.8/1.0 MMHG FOR THE AC GROUP (N=5) (P FOR SBP=0.02; P FOR DBP=0.09). ALTHOUGH NO STATISTICALLY SIGNIFICANT GROUP DIFFERENCES WERE OBSERVED WITH CHANGES IN SNS OR HPA AWAKENING CURVES (AREA UNDER CURVE FOR ALPHA-AMYLASE AND CORTISOL, RESPECTIVELY), A SMALL TO MODERATE EFFECT SIZE WAS SEEN FAVORING A REDUCTION OF ALPHA-AMYLASE ACTIVATION FOR THE HYP GROUP (COHEN D=0.34; PREHYPERTENSIVE D=0.20). CONCLUSIONS: A SCHOOL-BASED HATHA YOGA PROGRAM DEMONSTRATED POTENTIAL TO DECREASE RESTING BP, PARTICULARLY AMONG PREHYPERTENSIVE YOUTH. REDUCED SNS DRIVE MAY BE AN UNDERLYING NEUROHORMONAL PATHWAY BENEFICIALLY AFFECTED BY THE PROGRAM. A LARGE-SCALE EFFICACY/EFFECTIVENESS RANDOMIZED CLINICAL TRIAL IS WARRANTED. 2014 15 412 34 BLOOD PRESSURE EFFECTS OF YOGA, ALONE OR IN COMBINATION WITH LIFESTYLE MEASURES: RESULTS OF THE LIFESTYLE MODIFICATION AND BLOOD PRESSURE STUDY (LIMBS). THE AUTHORS CONDUCTED A STUDY TO ASSESS THE EFFECTS OF YOGA ON BLOOD PRESSURE (BP). PATIENTS WERE RANDOMIZED TO YOGA (BLOOD PRESSURE EDUCATION PROGRAM [BPEP]), OR A COMBINED PROGRAM (COMBO). AMBULATORY BP WAS MEASURED AT BASELINE AND AT 12 AND 24 WEEKS. DATA ARE PRESENTED FOR ALL ENROLLED PATIENTS (N=137) AND FOR COMPLETERS ONLY (N=90). SYSTOLIC BP (SBP) AND DIASTOLIC BP (DBP) WERE SIGNIFICANTLY DECREASED WITHIN ALL GROUPS AT 12 AND 24 WEEKS (P<.001) FOR ENROLLED PATIENTS AND COMPLETERS. SBP WAS SIGNIFICANTLY REDUCED IN THE YOGA AND COMBO GROUPS AS COMPARED WITH THE BPEP GROUP AT 12 WEEKS IN ALL ENROLLED AND COMPLETERS. SBP DIFFERENCES WERE NO LONGER SIGNIFICANT AT 24 WEEKS BETWEEN GROUPS IN ALL ENROLLED PATIENTS; HOWEVER, THERE WAS A GREATER REDUCTION IN SBP AT 24 WEEKS IN COMPLETERS FAVORING BPEP OVER YOGA. NO DIFFERENCES IN DBP BETWEEN GROUPS OR IN BP BETWEEN THE YOGA AND COMBO GROUPS WERE PRESENT. THE AUTHORS DID NOT OBSERVE AN ADDITIVE BENEFIT FROM COMBINING YOGA WITH BPEP MEASURES. REASONS FOR THIS ARE UNCLEAR AT THIS TIME. BP LOWERING WITH YOGA, HOWEVER, WAS SIMILAR TO THAT ACHIEVED WITH LIFESTYLE MEASURES. 2016 16 2153 21 THE EFFECTS OF SUDARSHAN KRIYA YOGA ON SOME PHYSIOLOGICAL AND BIOCHEMICAL PARAMETERS IN MILD HYPERTENSIVE PATIENTS. AN OPEN LABEL INTERVENTION STUDY WAS UNDERTAKEN ON 26 MILD HYPERTENSIVES AND 26 APPARENTLY HEALTHY ADULTS (30-60 Y), FOR THE EFFECT OF SUDARSHAN KRIYA YOGA PRACTICE FOR TWO MONTHS AS COMPLEMENTARY THERAPY. IN THE HYPERTENSIVES, THERE WAS A SIGNIFICANT DECREASE IN DIASTOLIC BLOOD PRESSURE (P < 0.01), SERUM UREA (P < 0.01) AND PLASMA MDA (MALONDIALDEHYDE ADDUCTS) AS OXIDATIVE STRESS MARKER (P < 0.05). OTHER PARAMETERS; VIZ.; PLASMA LEVELS OF CHOLESTEROL, TRIGLYCERIDES, GLUCOSE, DID NOT CHANGE SIGNIFICANTLY (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 17 1638 29 MODULATION OF CARDIOVASCULAR RESPONSE TO EXERCISE BY YOGA TRAINING. THIS STUDY REPORTS THE EFFECTS OF YOGA TRAINING ON CARDIOVASCULAR RESPONSE TO EXERCISE AND THE TIME COURSE OF RECOVERY AFTER THE EXERCISE. CARDIOVASCULAR RESPONSE TO EXERCISE WAS DETERMINED BY HARVARD STEP TEST USING A PLATFORM OF 45 CM HEIGHT. THE SUBJECTS WERE ASKED TO STEP UP AND DOWN THE PLATFORM AT A RATE OF 30/MIN FOR A TOTAL DURATION OF 5 MIN OR UNTIL FATIGUE, WHICHEVER WAS EARLIER. HEART RATE (HR) AND BLOOD PRESSURE RESPONSE TO EXERCISE WERE MEASURED IN SUPINE POSITION BEFORE EXERCISE AND AT 1, 2, 3, 4, 5, 7 AND 10 MINUTES AFTER THE EXERCISE. RATE-PRESSURE PRODUCT [RPP = (HR X SP)/100] AND DOUBLE PRODUCT (DO P = HR X MP), WHICH ARE INDICES OF WORK DONE BY THE HEART WERE ALSO CALCULATED. EXERCISE PRODUCED A SIGNIFICANT INCREASE IN HR, SYSTOLIC PRESSURE, RPP & DOP AND A SIGNIFICANT DECREASE IN DIASTOLIC PRESSURE. AFTER TWO MONTHS OF YOGA TRAINING, EXERCISE-INDUCED CHANGES IN THESE PARAMETERS WERE SIGNIFICANTLY REDUCED. IT IS CONCLUDED THAT AFTER YOGA TRAINING A GIVEN LEVEL OF EXERCISE LEADS TO A MILDER CARDIOVASCULAR RESPONSE, SUGGESTING BETTER EXERCISE TOLERANCE. 2004 18 1352 38 IMMEDIATE EFFECT OF MIND SOUND RESONANCE TECHNIQUE (MSRT - A YOGA-BASED RELAXATION TECHNIQUE) ON BLOOD PRESSURE, HEART RATE, AND STATE ANXIETY IN INDIVIDUALS WITH HYPERTENSION: A PILOT STUDY. BACKGROUND MIND SOUND RESONANCE TECHNIQUE (MSRT) IS A YOGA-BASED RELAXATION TECHNIQUE. PREVIOUS STUDIES ON MSRT DEMONSTRATED ITS POTENTIAL HEALTH-BENEFITING EFFECTS IN BOTH CLINICAL AND NONCLINICAL POPULATION. PRESENT STUDY INTENDED TO ASSESS THE ACUTE EFFECT OF MSRT INTERVENTION ON BLOOD PRESSURE, HEART RATE (HR), AND STATE ANXIETY IN PATIENTS WITH ESSENTIAL HYPERTENSION (HTN). METHODS THIRTY PARTICIPANTS (13 FEMALES) WITH HTN, WITHIN THE AGE RANGE 30-60 YEARS (WITH MEAN+/-SD: 57.23+/-11.3 YEARS), WHO VISITED SVYASA UNIVERSITY CAMPUS TO ATTEND 1-WEEK RESIDENTIAL YOGA PROGRAM FOR HTN TREATMENT, WERE CONSIDERED FOR THIS STUDY BASED ON INCLUSION AND EXCLUSION CRITERIA. ALL PARTICIPANTS RECEIVED A 4-DAY MSRT ORIENTATION SESSIONS PRIOR TO THE STUDY. EACH PARTICIPANT UNDERWENT 30-MIN SESSION OF BOTH MSRT AND SUPINE REST (SR) ON 2 SUCCESSIVE DAYS. SYSTOLIC AND DIASTOLIC BLOOD PRESSURES, PULSE RATE, AND STATE ANXIETY WERE MEASURED BEFORE AND IMMEDIATELY AFTER BOTH MSRT AND SR SESSIONS. DATA WERE ANALYZED USING SPSS VERSION 16. REPEATED-MEASURE ANALYSIS OF VARIANCE WAS APPLIED TO ASSESS WITHIN-SUBJECTS CHANGES. RESULTS AFTER MSRT SESSION, SIGNIFICANT DECREASE IN SYSTOLIC BLOOD PRESSURE (SBP), DIASTOLIC BLOOD PRESSURE (DBP), HR, AND STATE ANXIETY WAS OBSERVED COMPARED TO BASELINE. SIMILARLY, AFTER SR SESSION, SIGNIFICANT CHANGES WERE FOUND IN HR AND STATE ANXIETY. NO SIGNIFICANT CHANGE WAS SEEN IN SBP AND DBP FOLLOWING SR COMPARED TO SR SESSION; MSRT SESSION SHOWED SIGNIFICANTLY BETTER IMPROVEMENT IN SBP, DBP, HR, AND STATE ANXIETY. CONCLUSION PRESENT STUDY DEMONSTRATED THE USEFULNESS OF SINGLE SESSION OF MSRT IN REDUCING BLOOD PRESSURE, HR, AND STATE ANXIETY AMONG INDIVIDUALS WITH HTN AS COMPARED TO SR. THESE FINDINGS ENCOURAGE THE FURTHER STUDIES WITH LARGER SAMPLE SIZE AND LONG-TERM INTERVENTION WITH A ROBUST RESEARCH DESIGN. 2018 19 2745 38 YOGA PRACTICE IMPROVES THE BODY MASS INDEX AND BLOOD PRESSURE: A RANDOMIZED CONTROLLED TRIAL. BACKGROUND: YOGA, AN ANCIENT INDIAN SYSTEM OF EXERCISE AND THERAPY IS AN ART OF GOOD LIVING OR AN INTEGRATED SYSTEM FOR THE BENEFIT OF THE BODY, MIND, AND INNER SPIRIT. REGULAR PRACTICE OF YOGA CAN HELP TO INCREASE BLOOD FLOW TO THE BRAIN, REDUCE STRESS, HAVE A CALMING EFFECT ON THE NERVOUS SYSTEM, AND GREATLY HELP IN REDUCING HYPERTENSION. AIM: AIM OF THE PRESENT STUDY IS TO EVALUATE THE EFFECT OF 1-MONTH YOGA PRACTICE ON BODY MASS INDEX (BMI), AND BLOOD PRESSURE (BP). MATERIALS AND METHODS: THE PRESENT STUDY WAS CONDUCTED TO DETERMINE THE EFFECT OF YOGA PRACTICE ON 64 PARTICIPANTS (AGE 53.6 +/- 13.1 YEARS) (EXPERIMENTAL GROUP) WHEREAS THE RESULTS WERE COMPARED WITH 26 HEALTHY VOLUNTEERS (CONTROL GROUP). WE EXAMINED THE EFFECTS OF YOGA ON PHYSIOLOGICAL PARAMETERS IN A 1-MONTH PILOT STUDY. MOST OF THE PARTICIPANTS WERE LEARNER AND PRACTICED YOGA FOR 1 H DAILY IN THE MORNING FOR 1 MONTH. BMI AND BP (SYSTOLIC AND DIASTOLIC) WERE STUDIED BEFORE AND AFTER 1 MONTH OF YOGA PRACTICE. RESULTS: YOGA PRACTICE CAUSES DECREASED BMI (26.4 +/- 2.5-25.22 +/- 2.4), SYSTOLIC BP (136.9 +/- 22.18 MMHG TO 133 +/- 21.38 MMHG), AND DIASTOLIC BP (84.7 +/- 6.5 MMHG TO 82.34 +/- 7.6 MMHG). ON THE OTHER HAND, NO SIGNIFICANT CHANGES WERE OBSERVED IN BMI AND BP OF CONTROL GROUP. CONCLUSION: THIS STUDY CONCLUDES THAT YOGA PRACTICE HAS POTENTIAL TO CONTROL BMI AND BP WITHOUT TAKING ANY MEDICATION. 2017 20 752 32 EFFECT OF SHORT-TERM AND LONG-TERM BRAHMAKUMARIS RAJA YOGA MEDITATION ON PHYSIOLOGICAL VARIABLES. EFFECT OF SHORT-TERM AND LONG-TERM BRAHMAKUMARIS RAJA YOGA MEDITATION ON PHYSIOLOGICAL VARIABLES LIKE HEART RATE (HR), RESPIRATORY RATE (RR), SYSTOLIC BLOOD PRESSURE (SBP) AND DIASTOLIC BLOOD PRESSURE (DBP) WAS EVALUATED IN 100 SUBJECTS PRACTICING RAJA YOGA MEDITATION. ALL 100 SUBJECTS (33 MEN AND 67 WOMEN) WERE AGED 30 YEARS AND ABOVE (MEAN AGE 52.06 +/- 12.76 YEARS). SHORT-TERM MEDITATORS (STM) (N = 27) PRACTICED RAJA YOGA MEDITATION FOR DURATION OF SIX MONTHS TO FIVE YEARS (MEAN DURATION 3.37 +/- 1.67 YEARS) AND LONG-TERM MEDITATORS (LTM) (N = 73) PRACTICED RAJA YOGA MEDITATION FOR MORE THAN FIVE YEARS (MEAN DURATION 11.19 +/- 5.13 YEARS). THE PARTICIPANTS WERE ASKED TO MEDITATE AND THE PHYSIOLOGICAL VARIABLES (HR, RR, SBP AND DBP) WERE RECORDED TWICE (15 MINUTES AND 30 MINUTES) AFTER BEGINNING OF MEDITATION. ALSO, THE FASTING BLOOD SUGAR WAS ESTIMATED BY GLUCOMETER. THE STUDY SUBJECTS DID NOT DIFFER SIGNIFICANTLY IN AGE AND VARIOUS ANTHROPOMETRIC CHARACTERISTICS SUCH AS BODY WEIGHT, BODY MASS INDEX, WAIST-HIP RATIO AND FASTING BLOOD SUGAR. COMPARISON BETWEEN STM AND LTM SHOWED THAT THE CHANGES FROM BASELINE VALUES (FROM PREMEDITATION TO POST-MEDITATION AT 15 AND 30 MINUTES) IN LTM WERE NOT STATISTICALLY SIGNIFICANT WITH THOSE IN STM (P > 0.05). HOWEVER, WITHIN GROUP DIFFERENCES IN LTM REVEALED THAT CHANGES IN THE PHYSIOLOGICAL VARIABLES WERE STATISTICALLY SIGNIFICANT WHEN COMPARED BETWEEN PRE AND POST MEDITATION BOTH AT 15 AND 30 MINUTES. THE STUDY SUGGESTS THAT THE LONG-TERM PRACTICE OF RAJA YOGA MEDITATION IMPROVES BASIC CARDIO-RESPIRATORY FUNCTIONS DUE TO SHIFTING OF THE AUTONOMIC BALANCE IN FAVOR OF PARASYMPATHETIC INSTEAD OF SYMPATHETIC SYSTEM. 2012