1 658 180 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 2 412 41 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 3 2745 46 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 4 705 48 EFFECT OF INTEGRATED APPROACH OF YOGA THERAPY ON AUTONOMIC FUNCTIONS IN PATIENTS WITH TYPE 2 DIABETES. BACKGROUND AND OBJECTIVES: INTEGRATED APPROACH OF YOGA THERAPY (IAYT) HAD SHOWN BENEFICIAL EFFECTS IN THE MANAGEMENT OF TYPE 2 DIABETES MELLITUS (DM). AUTONOMIC DYSFUNCTION IS ONE OF THE MAJOR COMPLICATIONS OF TYPE 2 DM. RESEARCH STUDIES HAVE DEMONSTRATED THAT YOGA CAN MODULATE AUTONOMIC FUNCTIONS. HENCE, THE CURRENT STUDY WAS DESIGNED TO ASSESS THE EFFECT OF IAYT ON AUTONOMIC FUNCTIONS IN TYPE 2 DIABETICS. MATERIALS AND METHODS: 15 PATIENTS OF TYPE 2 DM WITH AGES RANGING FROM 35 TO 60 YEARS WERE RECRUITED FOR THE STUDY. THEY WERE DIAGNOSED WITH TYPE 2 DIABETES FROM 1-YEAR TO 15 YEARS. ASSESSMENTS WERE MADE ON DAY 1 (BEFORE YOGA) AND DAY 7 (AFTER 1-WEEK OF YOGA PRACTICE). HEART RATE VARIABILITY (HRV), BLOOD PRESSURE (BP) RESPONSE TO THE ISOMETRIC HANDGRIP AND HEART RATE RESPONSE TO DEEP BREATHING WERE ASSESSED BEFORE AND AFTER 1-WEEK OF IAYT. RESULTS: THERE WAS A SIGNIFICANT REDUCTION IN FASTING PLASMA GLUCOSE FROM 154.67-130.27 MG/DL (WILCOXON SIGNED RANK TEST, P = 0.029) FOLLOWING 1-WEEK OF IAYT. BP RESPONSE TO ISOMETRIC HAND GRIP IMPROVED SIGNIFICANTLY (WILCOXON SIGNED RANK TEST, P = 0.01). THERE WAS NO STATISTICAL SIGNIFICANT CHANGE IN HRV COMPONENTS AND HEART RATE RESPONSE TO DEEP BREATHING TEST. HOWEVER, THERE WAS A TREND OF INCREASE IN THE LOW FREQUENCY POWER (41.07%), HIGH FREQUENCY POWER (6.29%), TOTAL POWER (5.38%), AND STANDARD DEVIATION OF ALL NN INTERVALS (SDNN) (6.29%). CONCLUSION: THESE FINDINGS SUGGEST THAT, IAYT IMPROVED AUTONOMIC FUNCTIONS IN TYPE 2 DIABETES PATIENTS. 2015 5 814 36 EFFECT OF YOGA ON CARDIOVASCULAR SYSTEM IN SUBJECTS ABOVE 40 YEARS. THIS STUDY WAS CONDUCTED TO EXAMINE THE EFFECT OF YOGA ON CARDIOVASCULAR FUNCTION IN SUBJECTS ABOVE 40 YRS OF AGE. PULSE RATE, SYSTOLIC AND DIASTOLIC BLOOD PRESSURE AND VALSALVA RATIO WERE STUDIED IN 50 CONTROL SUBJECTS (NOT DOING ANY TYPE OF PHYSICAL EXERCISE) AND 50 STUDY SUBJECTS WHO HAD BEEN PRACTICING YOGA FOR 5 YEARS. FROM THE STUDY IT WAS OBSERVED THAT SIGNIFICANT REDUCTION IN THE PULSE RATE OCCURS IN SUBJECTS PRACTICING YOGA (P<0.001). THE DIFFERENCE IN THE MEAN VALUES OF SYSTOLIC AND DIASTOLIC BLOOD PRESSURE BETWEEN STUDY GROUP AND CONTROL GROUP WAS ALSO STATISTICALLY SIGNIFICANT (P<0.01 AND P<0.001 RESPECTIVELY). THE SYSTOLIC AND DIASTOLIC BLOOD PRESSURE SHOWED SIGNIFICANT POSITIVE CORRELATION WITH AGE IN THE STUDY GROUP (R1 SYSTOLIC= 0.631 AND R1 DIASTOLIC = 0.610) AS WELL AS IN THE CONTROL GROUP (R2 SYSTOLIC = 0.981 AND R2 DIASTOLIC = 0.864). THE SIGNIFICANCE OF DIFFERENCE BETWEEN CORRELATION COEFFICIENT OF BOTH THE GROUPS WAS ALSO TESTED WITH THE USE OF Z TRANSFORMATION AND THE DIFFERENCE WAS SIGNIFICANT (Z SYSTOLIC= 4.041 AND Z DIASTOLIC= 2.901). VALSALVA RATIO WAS ALSO FOUND TO BE SIGNIFICANTLY HIGHER IN YOGA PRACTITIONERS THAN IN CONTROLS (P<0.001). OUR RESULTS INDICATE THAT YOGA REDUCES THE AGE RELATED DETERIORATION IN CARDIOVASCULAR FUNCTIONS. 2003 6 1027 39 EFFECTS OF YOGA BREATHING PRACTICE ON HEART RATE VARIABILITY IN HEALTHY ADOLESCENTS: A RANDOMIZED CONTROLLED TRIAL. BACKGROUND: THIS STUDY WAS CONDUCTED AMONG HEALTHY ADOLESCENTS TO ASSESS THE EFFECTS OF A YOGA BREATHING PRACTICE (BHRAMARI PRANAYAMA, BHR.P) TOWARDS CARDIAC AUTONOMIC FUNCTION USING HEART RATE VARIABILITY (HRV) PARAMETERS. METHODS: OF THE 730 ELIGIBLE SUBJECTS SCREENED, 520 HEALTHY ADOLESCENTS WHO MET THE INCLUSION AND EXCLUSION CRITERIA WERE RANDOMLY ASSIGNED TO EITHER YOGA BREATHING GROUP (N=260) OR CONTROL GROUP (N=260). THE YOGA BREATHING GROUP PRACTICED BHR.P. FIVE DAYS A WEEK FOR A DURATION OF SIX MONTHS WHILE THE CONTROL GROUP CONTINUED WITH THEIR DAILY ROUTINE WITHOUT ANY INTERVENTION. OUTCOME MEASURES WERE TIME AND FREQUENCY DOMAIN OF HRV IN BOTH GROUPS WHICH WERE ASSESSED BEFORE AND AFTER THE INTERVENTION USING LEAD II ECG. LINEAR MODELS WERE USED IN THE ANALYSIS OF SHORT TERM HRV. RESULTS: AFTER 6 MONTHS OF YOGA BREATHING, THE TIME DOMAIN PARAMETERS OF SHORT TERM HRV SHOWED SIGNIFICANT (P<0.05) IMPROVEMENT TOWARDS THE PARASYMPATHETIC DOMAIN. FREQUENCY DOMAIN PARAMETERS ALSO SHOWED THE SAME DIRECTION OF CHANGES. IN CONTRAST, CONTROL GROUP SUBJECTS SHOWED A TREND TOWARDS A SYMPATHETIC DOMAIN. CONCLUSION: THE PRESENT STUDY SHOWED A POSITIVE SHIFT IN CARDIAC AUTONOMIC MODULATION TOWARDS PARASYMPATHETIC PREDOMINANCE AFTER 6 MONTHS OF YOGA BREATHING PRACTICE AMONG APPARENTLY HEALTHY ADOLESCENTS. 2020 7 1270 53 FRAMINGHAM RISK SCORE AND ESTIMATED 10-YEAR CARDIOVASCULAR DISEASE RISK REDUCTION BY A SHORT-TERM YOGA-BASED LIFESTYLE INTERVENTION. OBJECTIVE: THE AIM OF THIS STUDY WAS TO EVALUATE THE EFFICACY OF A SHORT-TERM YOGA-BASED LIFESTYLE INTERVENTION PROGRAM IN LOWERING FRAMINGHAM RISK SCORE (FRS) AND ESTIMATED 10-YEAR CARDIOVASCULAR RISK. METHODS: THIS WAS A SINGLE-ARM, PRE-POST INTERVENTIONAL STUDY INCLUDING DATA FROM A HISTORICAL COHORT WITH LOW TO MODERATE RISK FOR CARDIOVASCULAR DISEASE (CVD). IT WAS CONDUCTED IN A TERTIARY-CARE HOSPITAL. PARTICIPANTS WITH LOW (0 OR 1 CVD RISK FACTORS) TO MODERATELY HIGH RISK (10-YEAR RISK BETWEEN 10% AND 20% AND TWO OR MORE CVD RISK FACTORS) WERE INCLUDED. PARTICIPANTS WITH PREVIOUSLY DIAGNOSED CVD, DEFINED AS A HISTORY OF MYOCARDIAL INFARCTION, CONGESTIVE HEART FAILURE, OR CEREBROVASCULAR ACCIDENT, WERE EXCLUDED FROM THE ANALYSIS. HOWEVER, THOSE WITH CONTROLLED HYPERTENSION WERE INCLUDED. INTERVENTION INCLUDED A PRETESTED SHORT-TERM YOGA-BASED LIFESTYLE INTERVENTION, WHICH INCLUDED ASANAS (PHYSICAL POSTURES), PRANAYAMA (BREATHING EXERCISES), MEDITATION, RELAXATION TECHNIQUES, STRESS MANAGEMENT, GROUP SUPPORT, NUTRITION AWARENESS PROGRAM, AND INDIVIDUALIZED ADVICE. THE INTERVENTION WAS FOR 10 DAYS, SPREAD OVER 2 WEEKS. HOWEVER, PARTICIPANTS WERE ENCOURAGED TO INCLUDE IT IN THEIR DAY-TO-DAY LIFE. OUTCOMES INCLUDED CHANGES IN FRS, AND ESTIMATED 10-YEAR CVD RISK FROM BASELINE TO WEEK 2. A GENDER-BASED SUBGROUP ANALYSIS WAS ALSO DONE, AND CORRELATION BETWEEN CHANGES IN FRS AND CARDIOVASCULAR RISK FACTORS WAS EVALUATED. RESULTS: DATA FOR 554 SUBJECTS WERE SCREENED, AND 386 SUBJECTS (252 FEMALES) WERE INCLUDED IN THE ANALYSIS. THERE WAS A SIGNIFICANT REDUCTION IN FRS (P < 0.001) AND ESTIMATED 10-YEAR CARDIOVASCULAR RISK (P < 0.001) FOLLOWING THE SHORT-TERM YOGA-BASED INTERVENTION. THERE WAS A STRONG POSITIVE CORRELATION BETWEEN REDUCTION IN FRS AND SERUM TOTAL CHOLESTEROL (R = 0.60; P < 0.001). THERE WAS A MODERATE POSITIVE CORRELATION BETWEEN REDUCTION IN FRS AND LOW-DENSITY LIPOPROTEIN CHOLESTEROL (R = 0.58; P < 0.001), AND A WEAK BUT POSITIVE CORRELATION BETWEEN REDUCTION IN FRS AND TRIGLYCERIDES (R = 0.26; P 10 YEARS AND HAEMOGLOBIN A1C >9% (75 MMOL/MOL) WERE INCLUDED IN THE STUDY. PATIENTS RANDOMIZED TO A YOGA INTERVENTION WERE TAUGHT A 10 MINUTE SEATED YOGA PRACTICE, WERE GIVEN AN EXPLANATORY DVD AND A FOLD-OUT POCKET GUIDE TO ENCOURAGE ADHERENCE AT HOME, AND WERE INSTRUCTED TO INCORPORATE THE PRACTICE AS OFTEN AS THEY COULD. THE PATIENTS IN THE CONTROL ARM WERE PROVIDED INFORMATION AND HAND OUTS ON THE AVAILABLE YOGA CLASSES ON CAMPUS. RESULTS: AT 3 MONTH CLINICAL FOLLOW UP, THE MEAN DECREASE IN FASTING CAPILLARY BLOOD GLUCOSE (CBG) WAS 45% AMONG YOGA PARTICIPANTS (-5.2 +/- 4.1 MMOL/L). HEART RATE (HR) DROPPED BY 18% AND DIASTOLIC BLOOD PRESSURE (BP) DROPPED BY 29% IN THE INTERVENTION ARM, (-12.4 +/- 6.69 AND -26 +/- 12.05 MMHG, RESPECTIVELY). THERE WERE NO STATISTICALLY SIGNIFICANT CHANGES IN THE HAEMOGLOBIN A1C, SYSTOLIC BLOOD PRESSURE, WEIGHT, OR BODY MASS INDEX IN EITHER GROUP. CONCLUSION: OUR SMALL PILOT STUDY REINFORCES THE CURRENT MEDICAL EVIDENCE SUPPORTING THE USE OF YOGA, COMBINED WITH STANDARD CARE, TO IMPROVE HEALTH OUTCOMES IN DIABETES. 2016 16 2153 33 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 17 300 35 AN ASSESSMENT OF A SEQUENCE OF YOGA EXERCISES TO PATIENTS WITH ARTERIAL HYPERTENSION. THIS QUASI-EXPERIMENTAL STUDY DESCRIBES THE EFFECTS OF A YOGA SEQUENCE FOLLOWING HEMODYNAMIC AND BIOCHEMICAL PARAMETERS IN PATIENTS WITH HYPERTENSION. THIRTY-THREE VOLUNTEERS PARTICIPATED IN THE STUDY (CONTROL = 16 AND YOGA = 17) FOR FOUR MONTHS. BLOOD PRESSURE MEASUREMENTS, CARDIAC AND RESPIRATORY RATE WERE COLLECTED MONTHLY, WHILE THE BIOCHEMICAL PROFILE WAS TAKEN AT THE BEGINNING AND END OF THE PROGRAM. TO ANALYZE THE DATA, STUDENT'S T TEST AND REPEATED MEASURES ANALYSES WERE PERFORMED. THE YOGA GROUP SHOWED A SIGNIFICANT REDUCTION OF SYSTOLIC BLOOD PRESSURE, HEART AND RESPIRATORY RATE (P < 0.05). AS FOR THE BIOCHEMICAL PROFILE, THE YOGA GROUP SHOWED CORRELATION COEFFICIENTS BETWEEN INITIAL VALUES AND FINAL RESPONSES GREATER THAN THE CONTROL OF FASTING GLUCOSE, TOTAL CHOLESTEROL, LDL-CHOLESTEROL AND TRIGLYCERIDES. THE ELABORATED SEQUENCE PRACTICE PROMOTED SIGNIFICANT CARDIOVASCULAR AND METABOLIC BENEFITS. THE YOGA EXERCISES PERFORMED IN THE PROPOSED SEQUENCE CONSTITUTE COMPLEMENTARY NON-PHARMACOLOGICAL CONTROL OF BLOOD PRESSURE IN PATIENTS WITH HYPERTENSION. 2013 18 274 43 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 19 2072 46 THE EFFECT OF A SIX-WEEK PROGRAM OF YOGA AND MEDITATION ON BRACHIAL ARTERY REACTIVITY: DO PSYCHOSOCIAL INTERVENTIONS AFFECT VASCULAR TONE? BACKGROUND: CHRONIC STRESS IS ESTIMATED TO INCREASE THE RISK OF CARDIOVASCULAR (CV) EVENTS TWO-FOLD. ALTHOUGH STRESS REDUCTION HAS BEEN LINKED TO A REDUCTION IN CV EVENTS, LITTLE IS KNOWN REGARDING ITS EXACT MECHANISM OF BENEFIT. HYPOTHESIS: YOGA AND MEDITATION WILL IMPROVE PARAMETERS OF ENDOTHELIAL FUNCTION. METHODS: WE EXAMINED THE EFFECTS OF YOGA AND MEDITATION ON HEMODYNAMIC AND LABORATORY PARAMETERS AS WELL AS ON ENDOTHELIAL FUNCTION IN A 6-WEEK PILOT STUDY. SYSTOLIC AND DIASTOLIC BLOOD PRESSURES, HEART RATE, BODY MASS INDEX (BMI), FASTING GLUCOSE, LIPIDS, HS C-REACTIVE PROTEIN (CRP), AND ENDOTHELIAL FUNCTION (AS ASSESSED BY BRACHIAL ARTERY REACTIVITY) WERE ALL STUDIED AT BASELINE AND AFTER 6 WEEKS OF YOGA PRACTICE. RESULTS: A COURSE IN YOGA AND MEDITATION WAS GIVEN TO THE SUBJECTS FOR 1.5 H THREE TIMES WEEKLY FOR 6 WEEKS AND SUBJECTS WERE INSTRUCTED TO CONTINUE THEIR EFFORTS AT HOME. THIS PROSPECTIVE COHORT STUDY INCLUDED 33 SUBJECTS (MEAN AGE 55 +/- 11 YEARS) BOTH WITH (30%) AND WITHOUT (70%) ESTABLISHED CORONARY ARTERY DISEASE (CAD). THERE WERE SIGNIFICANT REDUCTIONS IN BLOOD PRESSURE, HEART RATE, AND BMI IN THE TOTAL COHORT WITH YOGA. NONE OF THE LABORATORY PARAMETERS CHANGED SIGNIFICANTLY WITH YOGA. FOR THE TOTAL COHORT THERE WAS NO SIGNIFICANT IMPROVEMENT IN ENDOTHELIAL-DEPENDENT VASODILATATION WITH YOGA TRAINING AND MEDITATION COMPARED WITH BASELINE (16.7% RELATIVE IMPROVEMENT FROM 7.2-8.4%; P = 0.3). IN THE GROUP WITH CAD, ENDOTHELIAL-DEPENDENT VASODILATATION IMPROVED 69% WITH YOGA TRAINING (6.38-10.78%; P = 0.09). CONCLUSION: YOGA AND MEDITATION APPEAR TO IMPROVE ENDOTHELIAL FUNCTION IN SUBJECTS WITH CAD. 2006 20 1406 60 IMPACT OF YOGA ON HAEMODYNAMIC FUNCTION IN HEALTHY MEDICAL STUDENTS. OBJECTIVES: YOGA IMPROVES CARDIOVASCULAR HEALTH IN BOTH HEALTHY INDIVIDUALS AND THOSE WITH DIAGNOSED HEART DISEASE. THIS STUDY COMPARES CHANGES IN SOME CARDIOVASCULAR PARAMETERS BEFORE AND AFTER THE PRACTICE OF YOGA IN HEALTHY MEDICAL STUDENTS. METHODS: SIXTY-FOUR HEALTHY MEDICAL STUDENTS (57 FEMALES AND 7 MALES), MEAN AGE 21.3 +/- 2.6 YEARS, ATTENDING A SPECIAL STUDY MODULE 'ROLE OF DHYANA YOGA IN STRESS MANAGEMENT', PARTICIPATED IN THIS STUDY. SYSTOLIC (SYS) AND DIASTOLIC (DIA) BLOOD PRESSURE, HEART RATE (HR), STROKE VOLUME (SV), CARDIAC OUTPUT (CO), TOTAL PERIPHERAL RESISTANCE (TPR), INTERBEAT INTERVAL (IBI), LEFT VENTRICULAR EJECTION TIME (LVET), ARTERIAL COMPLIANCE (CWK) AND ASCENDING AORTA IMPEDANCE (ZAO) WERE MEASURED BEFORE AND AFTER SIX WEEKS OF YOGIC EXERCISES. VARIOUS EXERCISES INCLUDED ASANAS (POSTURES), PRANAYAMA (BREATHING), AND DHYANA (MEDITATION). DATA WERE ANALYZED USING STATA FOR WINDOWS. RESULTS: TWO-TAILED PAIRED T-TEST REVEALED THAT PRACTICE OFYOGA CAUSED SIGNIFICANT INCREASES IN HR (P < 0.05), SV (P < 0.01), CO (P < 0.001) AND CWK (P < 0.01) AND DECREASES IN TPR (P < 0.001), IBI (P < 0.05) AND ZAO (P < 0.001) AFTER PRACTISING YOGA FOR 6 WEEKS AS COMPARED TO BEFORE YOGA PRACTICE. NO SIGNIFICANT DIFFERENCES WERE, HOWEVER OBSERVED IN SYS, DIA, MEAN ARTERIAL BLOOD PRESSURE (MAP) AND LVET CONCLUSIONS: PRACTICE OF YOGA EVEN FOR A SHORT PERIOD SHOWED ABILITY TO IMPROVE MOST OF THE CARDIOVASCULAR FUNCTIONS. REGULAR PRACTICE OF YOGA FOR A LONGER PERIOD MAY FURTHER IMPROVE THESE FUNCTIONS AND POSSIBLY RESULT IN IMPROVED MANAGEMENT OF THEIR DAILY STRESS. 2011