1 1012 152 EFFECTS OF ONE MONTH OF COMMON YOGA PROTOCOL PRACTICE APPEAR TO BE MEDIATED BY THE ANGIOGENIC AND NEUROGENIC PATHWAY: A PILOT STUDY. OBJECTIVE: TO EXAMINE THE MOLECULAR EFFECTS OF MINDFUL ACTIVITIES SUCH AS YOGA AND MEDITATION DESIGN: THIS WAS AN OPEN LABEL SINGLE ARM EXPLORATORY YOGA INTERVENTION STUDY. STUDY PARTICIPANTS: 64 HEALTHY INDIVIDUALS WITHIN THE AGE OF 18-60 YEARS WERE RECRUITED FOR THIS ONE MONTH YOGA INTERVENTION STUDY. INTERVENTION: COMMON YOGA PROTOCOL (CYP) IS A STANDARDIZED YOGA PROTOCOL RELEASED BY MINISTRY OF AYUSH, INDIA FOR INTERNATIONAL YOGA DAY. IT INCLUDES ALL ASPECTS OF YOGA I.E. ASANAS, PRANAYAMA AND MEDITATION. IT IS DESIGNED FOR ADOPTION BY ALL AGE GROUPS FOR THE HEALTH OF COMMUNITY. OUTCOME MEASURES: THE PARTICIPANTS WERE ASSESSED FOR BIOCHEMICAL PARAMETERS INCLUDING FASTING SUGAR AND LIPID PROFILE. THE MOLECULAR MARKERS OF NEUROGENESIS (I.E. BRAIN DERIVED NEUROTROPIC FACTOR, BDNF) AND ANGIOGENESIS (I.E. VASCULAR ENDOTHELIAL GROWTH FACTOR, VEGF AND ANGIOGENIN) ALONG WITH AMYLOID BETA (MARKER RELATED TO NEURO-DEGENERATIVE DISEASES) WERE ASSESSED. ALL THE ASSESSMENTS WERE MADE AT BASELINE AND AFTER ONE MONTH OF THE INTERVENTION. RESULTS: AFTER ONE MONTH OF CYP PRACTICE HIGH DENSITY LIPOPROTEIN (HDL) LEVELS INCREASED SIGNIFICANTLY (P<0.001), ALTHOUGH OTHER BIOCHEMICAL PARAMETERS I.E. FASTING SUGAR AND OTHER LIPID ASSESSMENTS WERE FOUND TO BE UNALTERED. ANGIOGENESIS MARKER, ANGIOGENIN WAS INCREASED SIGNIFICANTLY (P<0.002), OTHER ANGIOGENESIS MARKER VEGF DID NOT SHOW ANY CHANGE ALONG WITH BDNF, MARKER OF NEUROGENESIS. AMYLOID BETA LEVELS WERE ALSO UNALTERED. EVEN THOUGH INDIVIDUAL LEVELS OF VEGF AND AMYLOID BETA DID NOT SHOW ANY CHANGE, PROPORTION OF VEGF TO AMYLOID BETA SHOWED A SIGNIFICANT INCREASE (P<0.001) AFTER ONE MONTH OF CYP INTERVENTION INDICATING THAT THE CHANGE IN VEGF LEVELS WAS SIGNIFICANTLY HIGHER THAN THE CHANGE IN AMYLOID BETA LEVELS. CONCLUSION: CYP PRACTICE MAY INFLUENCE CELL SURVIVAL PATHWAYS MEDIATED BY ANGIOGENIC AND NEUROGENIC CROSS TALK. HENCE, CYP CAN BE CONSIDERED AS A PREVENTIVE MEASURE FOR DISEASES ASSOCIATED WITH IMPAIRED ANGIOGENIC AND NEUROGENIC MECHANISM. THIS IS THE FIRST STUDY TO EXAMINE THE EFFECTS OF CYP AT THE MOLECULAR LEVEL. 2021 2 714 40 EFFECT OF INTEGRATED YOGA ON NEUROGENIC BLADDER DYSFUNCTION IN PATIENTS WITH MULTIPLE SCLEROSIS-A PROSPECTIVE OBSERVATIONAL CASE SERIES. BACKGROUND: NEUROGENIC BLADDER DYSFUNCTION (NBD) IS A COMMON DISTRESSFUL SYMPTOM IN MULTIPLE SCLEROSIS (MS) AFFECTING QUALITY OF LIFE. YOGA HAS BEEN WIDELY USED IN TREATING VARIOUS SYMPTOMS OF PATIENTS WITH MS. OBJECTIVES: TO EVALUATE THE EFFECT OF INTEGRATED YOGA FOR NBD IN PATIENTS WITH MS AS AN ADJUNCT TO STANDARD MEDICAL CARE. DESIGN: THIS OPEN ARM, PRE-POST STUDY DESIGN ASSESSED THE OUTCOME MEASURES AT BASE LINE AND AFTER 21 DAYS OF INTEGRATED YOGA INTERVENTION. SETTING: STUDY WAS CONDUCTED AT THE CENTER FOR NEUROLOGICAL REHABILITATION AT KWA-KLINIK STIFT ROTTAL IN BAD GRIESBACH, GERMANY. ELEVEN MS PATIENTS WITH NBD (MEAN AGE 46.7+/-11.24 YEARS) WITH MEAN DURATION 17.2 YEARS VOLUNTEERED TO PARTICIPATE IN THE STUDY. INTERVENTIONS: INTEGRATED YOGA WHICH INCLUDES PREPARATORY YOGIC LOOSENING AND BREATHING PRACTICES, NADISHUDDI PRANAYAMA (ALTERNATE NOSTRIL BREATHING), MOOLA BANDHA (ANAL LOCK), KAPALBHATI (RAPID NOSTRIL BREATHING) AND DEEP RELAXATION TECHNIQUE WAS GIVEN FOR 2H PER DAY FOR CONTINUOUS 21 DAYS. OUTCOME MEASURES: ULTRASOUND SCANNING FOR POST VOID RESIDUAL URINE VOLUME (PVR), MICTURITION CHECK LIST (MCL), INCONTINENCE IMPACT QUESTIONNAIRE-7 (IIQ-7) ANDUROGENITAL DISTRESS INVENTORY-6 (UDI-6) WERE USED. RESULTS: PAIRED SAMPLE T-TEST SHOWED SIGNIFICANT IMPROVEMENT IN POST VOID RESIDUAL URINE (62.34%, P<0.05), SCORES ON MICTURITION FREQUENCY CHECKLIST (25%, P<0.05), INCONTINENCE IMPACT QUESTIONNAIRE-7 (32.77%, P<0.05) AND URO-GENITAL DISTRESS INVENTORY-6 (26.33%, P<0.05). CONCLUSION: THIS STUDY POINTS TO THE SAFETY AND EFFECTIVENESS OF INTEGRATED YOGA FOR BLADDER SYMPTOMS AS AN ADJUNCT TO STANDARD CARE IN MULTIPLE SCLEROSIS PATIENTS WITH NEUROGENIC BLADDER DYSFUNCTION IN GERMANY. FURTHER TRAILS ARE NECESSARY TO CONFIRM THESE FINDINGS. 2012 3 1882 27 REDUCING ALLOSTATIC LOAD IN DEPRESSION AND ANXIETY DISORDERS: PHYSICAL ACTIVITY AND YOGA PRACTICE AS ADD-ON THERAPIES. THE ALLOSTATIC LOAD (AL) INDEX CONSTITUTES A USEFUL TOOL TO OBJECTIVELY ASSESS THE BIOLOGICAL ASPECTS OF CHRONIC STRESS IN CLINICAL PRACTICE. AL INDEX HAS BEEN POSITIVELY CORRELATED WITH CUMULATIVE CHRONIC STRESS (PHYSICAL AND PSYCHOSOCIAL STRESSORS) AND WITH A HIGH RISK TO DEVELOP PATHOLOGICAL CONDITIONS (E.G., METABOLIC SYNDROME, CARDIOVASCULAR PATHOLOGY, INFLAMMATORY DISORDERS) AND THE SO-CALLED STRESS-RELATED PSYCHIATRIC DISORDERS, INCLUDING ANXIETY AND DEPRESSIVE DISORDERS. CHRONIC STRESS HAS NEGATIVE EFFECTS ON BRAIN NEUROPLASTICITY, ESPECIALLY ON HIPPOCAMPAL NEUROGENESIS AND THESE EFFECTS MAY BE REVERSED BY ANTIDEPRESSANT TREATMENTS. SEVERAL EVIDENCES INDICATE THAT NON-PHARMACOLOGICAL INTERVENTIONS BASED ON PHYSICAL ACTIVITY AND YOGA PRACTICE MAY ADD SYNERGIZING BENEFITS TO CLASSICAL TREATMENTS (ANTIDEPRESSANT AND BENZODIAZEPINES) FOR DEPRESSION AND ANXIETY, REDUCING THE NEGATIVE EFFECTS OF CHRONIC STRESS. THE AIM OF THIS REVIEW IS TO PROVIDE A GENERAL OVERVIEW OF CURRENT KNOWLEDGE ON AL AND CHRONIC STRESS IN RELATION TO DEPRESSION AND ANXIETY, PHYSICAL ACTIVITY AND YOGA PRACTICE. 2020 4 2004 34 STUDY OF IMMEDIATE NEUROLOGICAL AND AUTONOMIC CHANGES DURING KAPALBHATI PRANAYAMA IN YOGA PRACTITIONERS. BACKGROUND: KAPALBHATI IS A FAST PACE RESPIRATORY EXERCISE OR PRANAYAM, WHICH IS SUPPOSED TO BE PRACTICED BY YOGIS TO CLEAN THEIR BRAIN. PRANAYAMAS ARE WELL KNOWN TO IMPROVE HEART RATE VARIABILITY (HRV) ULTIMATELY LEADING TO BETTER AUTONOMIC FUNCTIONS. OTHER STUDIES HAVE OBSERVED THE IMMEDIATE EFFECT OF KAPALBHATI ON VARIOUS NEUROLOGICAL (BRAIN AND SPINE) AND AUTONOMIC FUNCTIONS, BUT THEIR RESULTS ARE VARIED AND INCONCLUSIVE. OBJECTIVE: THE AIM OF THIS STUDY IS TO FIND OUT THE CHANGES IN HRV AND BRAIN WAVES DURING AND AFTER PRACTICE OF KAPALBHATI AS COMPARED WITH THE BASELINE VALUES OF DIFFERENT PARAMETERS. METHODS: VARIOUS PARAMETERS WERE MEASURED AT BASELINE, DURING AND AFTER KAPALBHATI PRANAYAM WITH THE HELP OF DINAMIKA HRV-ADVANCED HRV TEST SYSTEM, MOSCOW, RUSSIA. STATISTICAL ANALYSIS WAS ACCOMPLISHED EMPLOYING REPEATED MEASURES ANALYSIS OF VARIANCE WITH BONFERRONI POST-HOC ANALYSIS AND HOLM'S MULTIPLE COMPARISONS USING THE VERSION 28.0.0.0 OF THE STATISTICAL PACKAGE FOR THE SOCIAL SCIENCES (SPSS) FOR WINDOWS (190) SPSS INC., CHICAGO. RESULTS: WE FOUND THAT DURING AND AFTER KAPALBHATI, CHANGES IN HRV WERE SIGNIFICANT IN TIME AND FREQUENCY DOMAIN SHOWING PARASYMPATHETIC WITHDRAWAL AND INSIGNIFICANT CHANGES IN BRAIN WAVES AS COMPARED WITH REFERENCE POINT VALUES. CONCLUSION: KAPALBHATI IS INITIALLY ENERGIZING, CLEANSING, AND HEATING. THERE OCCURS PARASYMPATHETIC WITHDRAWAL AND SYMPATHETIC ACTIVATION DURING PRANAYAMA. THERE IS AN INCREASE GAMMA WAVE ACTIVATION POST PRANAYAMA SHOWING CONTROL OF THE DEFAULT MODE NETWORK. 2022 5 1089 27 EFFECTS OF YOGA ON THE AUTONOMIC NERVOUS SYSTEM, GAMMA-AMINOBUTYRIC-ACID, AND ALLOSTASIS IN EPILEPSY, DEPRESSION, AND POST-TRAUMATIC STRESS DISORDER. A THEORY IS PROPOSED TO EXPLAIN THE BENEFITS OF YOGA PRACTICES IN DIVERSE, FREQUENTLY COMORBID MEDICAL CONDITIONS BASED ON THE CONCEPT THAT YOGA PRACTICES REDUCE ALLOSTATIC LOAD IN STRESS RESPONSE SYSTEMS SUCH THAT OPTIMAL HOMEOSTASIS IS RESTORED. IT IS HYPOTHESIZED THAT STRESS INDUCES (1) IMBALANCE OF THE AUTONOMIC NERVOUS SYSTEM (ANS) WITH DECREASED PARASYMPATHETIC NERVOUS SYSTEM (PNS) AND INCREASED SYMPATHETIC NERVOUS SYSTEM (SNS) ACTIVITY, (2) UNDERACTIVITY OF THE GAMMA AMINO-BUTYRIC ACID (GABA) SYSTEM, THE PRIMARY INHIBITORY NEUROTRANSMITTER SYSTEM, AND (3) INCREASED ALLOSTATIC LOAD. IT IS FURTHER HYPOTHESIZED THAT YOGA-BASED PRACTICES (4) CORRECT UNDERACTIVITY OF THE PNS AND GABA SYSTEMS IN PART THROUGH STIMULATION OF THE VAGUS NERVES, THE MAIN PERIPHERAL PATHWAY OF THE PNS, AND (5) REDUCE ALLOSTATIC LOAD. DEPRESSION, EPILEPSY, POST TRAUMATIC STRESS DISORDER (PTSD), AND CHRONIC PAIN EXEMPLIFY MEDICAL CONDITIONS THAT ARE EXACERBATED BY STRESS, HAVE LOW HEART RATE VARIABILITY (HRV) AND LOW GABAERGIC ACTIVITY, RESPOND TO PHARMACOLOGIC AGENTS THAT INCREASE ACTIVITY OF THE GABA SYSTEM, AND SHOW SYMPTOM IMPROVEMENT IN RESPONSE TO YOGA-BASED INTERVENTIONS. THE OBSERVATION THAT TREATMENT RESISTANT CASES OF EPILEPSY AND DEPRESSION RESPOND TO VAGAL NERVE STIMULATION CORROBORATES THE NEED TO CORRECT PNS UNDERACTIVITY AS PART OF A SUCCESSFUL TREATMENT PLAN IN SOME CASES. ACCORDING TO THE PROPOSED THEORY, THE DECREASED PNS AND GABAERGIC ACTIVITY THAT UNDERLIES STRESS-RELATED DISORDERS CAN BE CORRECTED BY YOGA PRACTICES RESULTING IN AMELIORATION OF DISEASE SYMPTOMS. THIS HAS FAR-REACHING IMPLICATIONS FOR THE INTEGRATION OF YOGA-BASED PRACTICES IN THE TREATMENT OF A BROAD ARRAY OF DISORDERS EXACERBATED BY STRESS. 2012 6 913 42 EFFECTIVENESS OF LIQUID FASTING WITH YOGA AND NATUROPATHY TREATMENTS IN REDUCING METABOLIC AND CARDIOVASCULAR RISKS IN OBESITY. CONTEXT: OBESITY IS ASSOCIATED WITH CHRONIC DISEASES, INCLUDING METABOLIC SYNDROME AND CARDIOVASCULAR DISEASES (CVDS). FASTING IS COMMONLY EMPLOYED BY OBESE PEOPLE TO REDUCE THEIR WEIGHT. LIKEWISE, YOGA AND NATUROPATHY (YN) THAT INCLUDE LIQUID FASTING (LF) HAVE BEEN SHOWN TO BE BENEFICIAL IN REDUCING WEIGHT FOR PEOPLE WITH METABOLIC DISORDERS. HOWEVER, THE SAFETY OF LF DURING YN TREATMENTS AND ITS EFFECTS ON METABOLIC AND CARDIOVASCULAR RISK FACTORS HAVEN'T YET BEEN REPORTED. OBJECTIVE: THE STUDY INTENDED TO EVALUATE THE SAFETY OF LF DURING YN TREATMENTS AND ITS EFFECTS ON METABOLIC AND CARDIOVASCULAR RISK FACTORS IN PEOPLE WITH OBESITY. DESIGN: A SINGLE-GROUP, PRETEST-AND-POSTTEST DESIGN WAS ADOPTED FOR THE STUDY. SETTING: THE STUDY TOOK PLACE IN A YN HOSPITAL LOCATED IN SOUTH INDIA. PARTICIPANTS: PARTICIPANTS WERE 176 OBESE PEOPLE AGED BETWEEN 18 AND 65 YEARS. INTERVENTION: TOGETHER WITH YN TREATMENTS, ALL PARTICIPANTS UNDERWENT LF USING LIME JUICE WITH JAGGERY, ASH GUARD JUICE, VEGETABLE SOUP, BUTTERMILK, AND KOKUM JUICE FOR A PERIOD OF 5 CONSECUTIVE DAYS. OUTCOME MEASURES: ASSESSMENTS SUCH AS BODY WEIGHT, BODY MASS INDEX (BMI), FAT MASS, LIPID PROFILE, AND BLOOD PRESSURE WERE TAKEN AT BASELINE AND POSTINTERVENTION. RESULTS: PARTICIPANTS SHOWED A SIGNIFICANT REDUCTION IN BODY WEIGHT, BMI, FAT MASS, TRIGLYCERIDES (TG), TOTAL CHOLESTEROL (TC), LOW-DENSITY LIPOPROTEIN CHOLESTEROL (LDL-C), VERY-LOW-DENSITY LIPOPROTEIN CHOLESTEROL (VLDL-C), HIGH-DENSITY LIPOPROTEIN CHOLESTEROL (HDL-C), SYSTOLIC BLOOD PRESSURE (SBP), AND DIASTOLIC BLOOD PRESSURE (DBP). CONCLUSIONS: THE RESULTS SUGGEST THAT LF DURING YN TREATMENT CANBE EFFECTIVE IN REDUCING METABOLIC AND CARDIOVASCULAR RISK FACTORS IN PEOPLE WITH OBESITY. 2021 7 2153 34 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 8 1935 21 ROLE OF YOGA IN THE MANAGEMENT OF PREMATURE EJACULATION. PREMATURE EJACULATION (PE) IS A COMMON MALE SEXUAL PROBLEM. VARIOUS NON-PHARMACOLOGICAL AND PHARMACOLOGICAL TREATMENT OPTIONS ARE AVAILABLE CURRENTLY. THE IMPORTANCE OF YOGA IN THE MANAGEMENT OF VARIOUS SEXUAL DYSFUNCTIONS IS INCREASINGLY RECOGNIZED. IN THIS REVIEW, WE ARE ANALYZING THE ROLE OF YOGA IN THE MANAGEMENT OF PE. THIS PAPER EXPLORES THE MECHANISM OF YOGA PRACTICES IN THE MANAGEMENT OF PE AND THE RECOMMENDED YOGA PRACTICE FOR PE. IT ALSO DISCUSSES THE SCIENTIFIC EVIDENCE OF YOGA PRACTICES, SUCH AS YOGA POSTURES (YOGASANA), BREATHING PRACTICES (PRANAYAMA), LOCK (BANDHA), GESTURES (MUDRA), RELAXATION, AUM CHANTING, YOGA NIDRA AND MEDITATION WITH PARTICULAR REFERENCE THE MANAGEMENT OF PE. 2020 9 758 34 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 10 370 35 AUTONOMIC TONE AND BAROREFLEX SENSITIVITY DURING 70 DEGREES HEAD-UP TILT IN YOGA PRACTITIONERS. INTRODUCTION: THE INTERVENTION OF YOGA WAS SHOWN TO IMPROVE THE AUTONOMIC CONDITIONING IN HUMANS EVIDENT FROM THE ENHANCEMENT OF PARASYMPATHETIC ACTIVITY AND BAROREFLEX SENSITIVITY (BRS). FROM THE DOCUMENTED HEALTH BENEFITS OF YOGA, WE HYPOTHESIZED THAT THE EXPERIENCE OF YOGA MAY RESULT IN ADAPTATION TO THE ORTHOSTATIC STRESS DUE TO ENHANCED BRS. AIM: TO DECIPHER THE EFFECTS OF YOGA IN THE MODULATION OF AUTONOMIC FUNCTION DURING ORTHOSTATIC CHALLENGE. MATERIALS AND METHODS: THIS WAS A COMPARATIVE STUDY DESIGN CONDUCTED IN AUTONOMIC FUNCTION TEST LAB, OF THE DEPARTMENT OF PHYSIOLOGY, ALL INDIA INSTITUTE OF MEDICAL SCIENCES, NEW DELHI, INDIA. HEART RATE VARIABILITY (HRV), BLOOD PRESSURE VARIABILITY, AND BRS WERE ANALYZED ON FORTY NAIVE TO YOGA (NY) SUBJECTS AND FORTY YOGA PRACTITIONERS WITH AN AVERAGE AGE OF 31.08 +/- 7.31 YEARS AND 29.93 +/- 7.57 YEARS, RESPECTIVELY. ALL PARTICIPANTS WERE HEALTHY. SEVENTY DEGREES HEAD UP TILT (HUT) WAS USED AS AN INTERVENTION TO EVALUATE THE CARDIOVASCULAR VARIABILITY DURING ORTHOSTATIC CHALLENGE. RESULTS: DURING HUT, THE R-R INTERVAL (P = 0.042), ROOT MEAN SQUARE OF SUCCESIVE R-R INTERVAL DIFFERENCES (RMSSD) (P = 0.039), STANDARD DEVIATION OF INSTANTANEOUS BEAT-TO-BEAT R-R INTERVAL VARIABILITY (SD1) (P = 0.039) OF HRV, AND SEQUENCE BRS (P = 0.017) AND ALPHA LOW FREQUENCY OF SPECTRAL BRS (P = 0.002) WERE HIGHER IN THE YOGA GROUP. THE DELTA DECREASE IN RRI (P = 0.033) AND BRS (P < 0.01) WAS HIGHER IN THE YOGA GROUP THAN THE NY GROUP. CONCLUSION: THE EFFERENT VAGAL ACTIVITY AND BRS WERE HIGHER IN YOGA PRACTITIONERS. THE DELTA CHANGE (DECREASE) IN PARASYMPATHETIC ACTIVITY AND BRS WAS HIGHER, WITH RELATIVELY STABLE SYSTOLIC BLOOD PRESSURE INDICATING AN ADAPTIVE RESPONSE TO ORTHOSTATIC CHALLENGE BY THE YOGA PRACTITIONERS COMPARED TO THE NY GROUP. 2020 11 2486 38 YOGA AS AN INTEGRATIVE APPROACH FOR PREVENTION AND TREATMENT OF ORAL CANCER. DESPITE TREMENDOUS ADVANCEMENTS IN MEDICINE, THE NUMBER OF ORAL CANCER CASES CONTINUES TO INCREASE, AND THE NEED FOR INTEGRATING ALTERNATE MEDICINE OR ADOPTING AN INTEGRATIVE APPROACH HAS BECOME A COMPELLING COST-EFFECTIVE REQUIREMENT FOR THE MANAGEMENT AND TREATMENT OF DISEASES. CONVENTIONAL TREATMENT OF ORAL CANCER INVOLVES SURGERY FOLLOWED BY RADIOTHERAPY WITH OR WITHOUT CHEMOTHERAPY WHICH CAUSES SEVERAL COMPLICATIONS INCLUDING POOR QUALITY OF LIFE AND HIGH CHANCES OF RECURRENCE OF CANCER. ORAL CANCER IS OFTEN LINKED WITH OBESITY WHICH IS MAJOR RISK FACTORS IN OTHER CANCERS. APART FROM OBESITY, ORAL CANCER IS THOUGHT TO HAVE AN INVERSE RELATION WITH NEURODEGENERATIVE DISORDERS PRESUMABLY BECAUSE CELL DEATH DECREASES IN THE FORMER CASE AND INCREASES IN THE LATTER. ANCIENT MIND-BODY TECHNIQUES SUCH AS YOGA HAVE NOT BEEN ADEQUATELY TESTED AS A TOOL TO SYNERGIZE THE CELLULAR EQUILIBRIUM PERTAINING TO THE TREATMENT OF ORAL CANCER. NERVE GROWTH FACTOR (NGF), TUMOR NECROSIS FACTOR-ALPHA (TNF-ALPHA), AND INTERLEUKIN-6 (IL-6) ARE AMONG THE EARLY EXPERIMENTAL CELLULAR BIOMARKERS THAT MAY BE USED TO PROBE THE MODULATION OF ORAL CANCER, OBESITY, AND NEURODEGENERATIVE DISORDERS. YOGA HAS BEEN REPORTED TO INFLUENCE THESE MOLECULES IN HEALTHY INDIVIDUALS BUT WHETHER THEIR EXPRESSION CAN BE ALTERED IN PATIENTS OF ORAL CANCER BY YOGA INTERVENTION IS THE SUBJECT OF THIS RESEARCH BEING DISCUSSED IN THIS REVIEW ARTICLE. THEREFORE, THE PRESENT ARTICLE NOT ONLY REVIEWS THE CURRENT STATUS OF RESEARCH STUDIES IN ORAL CANCER, OBESITY, AND NEURODEGENERATIVE DISORDERS BUT ALSO HOW THESE ARE LINKED TO EACH OTHER AND WHY THE INVESTIGATIONS OF THE PUTATIVE NGF PATHWAY, INVOLVING TNF-ALPHA AND IL-6, COULD PROVIDE USEFUL CLUES TO UNDERSTAND THE MOLECULAR EFFECTS BROUGHT ABOUT BY YOGA INTERVENTION IN SUCH PATIENTS. 2018 12 39 45 A BRIEF BUT COMPREHENSIVE LIFESTYLE EDUCATION PROGRAM BASED ON YOGA REDUCES RISK FACTORS FOR CARDIOVASCULAR DISEASE AND DIABETES MELLITUS. OBJECTIVES: THE OBJECTIVE OF THE STUDY WAS TO STUDY THE SHORT-TERM IMPACT OF A BRIEF LIFESTYLE INTERVENTION BASED ON YOGA ON SOME OF THE BIOCHEMICAL INDICATORS OF RISK FOR CARDIOVASCULAR DISEASE AND DIABETES MELLITUS. DESIGN: THE VARIABLES OF INTEREST WERE MEASURED AT THE BEGINNING (DAY 1) AND END (DAY 10) OF THE INTERVENTION USING A PRE-POST DESIGN. SETTING: THE STUDY IS THE RESULT OF OPERATIONAL RESEARCH CARRIED OUT IN OUR INTEGRAL HEALTH CLINIC (IHC). THE IHC IS AN OUTPATIENT FACILITY WHICH CONDUCTS 8-DAY LIFESTYLE MODIFICATION PROGRAMS BASED ON YOGA FOR PREVENTION AND MANAGEMENT OF CHRONIC DISEASE. A NEW COURSE BEGINS EVERY ALTERNATE WEEK OF THE YEAR. SUBJECTS: THE STUDY IS BASED ON DATA COLLECTED ON 98 SUBJECTS (67 MALE, 31 FEMALE), AGES 20-74 YEARS, WHO ATTENDED ONE OF OUR PROGRAMS. THE SUBJECTS WERE A HETEROGENEOUS GROUP OF PATIENTS WITH HYPERTENSION, CORONARY ARTERY DISEASE, DIABETES MELLITUS, AND A VARIETY OF OTHER ILLNESSES. INTERVENTION: THE INTERVENTION CONSISTED OF ASANAS (POSTURES), PRANAYAMA (BREATHING EXERCISES), RELAXATION TECHNIQUES, GROUP SUPPORT, INDIVIDUALIZED ADVICE, LECTURES AND FILMS ON THE PHILOSOPHY OF YOGA AND THE PLACE OF YOGA IN DAILY LIFE, MEDITATION, STRESS MANAGEMENT, NUTRITION, AND KNOWLEDGE ABOUT THE ILLNESS. OUTCOME MEASURES: THE OUTCOME MEASURES WERE FASTING PLASMA GLUCOSE AND SERUM LIPOPROTEIN PROFILE. THESE VARIABLES WERE DETERMINED IN FASTING BLOOD SAMPLES, TAKEN ON THE FIRST AND LAST DAY OF THE COURSE. RESULTS: FASTING PLASMA GLUCOSE, SERUM TOTAL CHOLESTEROL, LOW-DENSITY LIPOPROTEIN (LDL) CHOLESTEROL, VERY- LDL CHOLESTEROL, THE RATIO OF TOTAL CHOLESTEROL TO HIGH DENSITY LIPOPROTEIN (HDL) CHOLESTEROL, AND TOTAL TRIGLYCERIDES WERE SIGNIFICANTLY LOWER, AND HDL CHOLESTEROL SIGNIFICANTLY HIGHER, ON THE LAST DAY OF THE COURSE COMPARED TO THE FIRST DAY OF THE COURSE. THE CHANGES WERE MORE MARKED IN SUBJECTS WITH HYPERGLYCEMIA OR HYPERCHOLESTEROLEMIA. CONCLUSIONS: THE OBSERVATIONS SUGGEST THAT A SHORT LIFESTYLE MODIFICATION AND STRESS MANAGEMENT EDUCATION PROGRAM LEADS TO FAVORABLE METABOLIC EFFECTS WITHIN A PERIOD OF 9 DAYS. 2005 13 1453 35 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 14 350 45 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 15 1329 37 HIGH-FREQUENCY CEREBRAL ACTIVATION AND INTERHEMISPHERIC SYNCHRONIZATION FOLLOWING SUDARSHAN KRIYA YOGA AS GLOBAL BRAIN RHYTHMS: THE STATE EFFECTS. CONTEXT: RESPIRATION IS KNOWN TO MODULATE NEURONAL OSCILLATIONS IN THE BRAIN AND IS MEASURED BY ELECTROENCEPHALOGRAM (EEG). SUDARSHAN KRIYA YOGA (SKY) IS A POPULAR BREATHING PROCESS AND IS ESTABLISHED FOR ITS SIGNIFICANT EFFECTS ON THE VARIOUS ASPECTS OF PHYSIOLOGY AND PSYCHOLOGY. AIMS: THIS STUDY AIMED TO OBSERVE NEURONAL OSCILLATIONS IN MULTIFREQUENCY BANDS AND INTERHEMISPHERIC SYNCHRONIZATION FOLLOWING SKY. SETTINGS AND DESIGN: THIS STUDY EMPLOYED BEFORE- AND AFTER-STUDY DESIGN. SUBJECTS AND METHODS: FORTY HEALTHY VOLUNTEERS (AVERAGE AGE 25.45 +/- 5.75, 23 MALES AND 17 FEMALES) PARTICIPATED IN THE STUDY. NINETEEN-CHANNEL EEG WAS RECORDED AND ANALYZED FOR 5 MIN EACH: BEFORE AND AFTER SKY. SPECTRAL POWER FOR DELTA, THETA, ALPHA, BETA, AND GAMMA FREQUENCY BAND WAS CALCULATED USING MULTI-TAPER FAST FOURIER TRANSFORM (CHRONUX TOOLBOX). THE ASYMMETRY INDEX WAS CALCULATED BY SUBTRACTING THE NATURAL LOG OF POWERS OF LEFT (L) HEMISPHERE FROM THE RIGHT((R)) TO SHOW INTERHEMISPHERIC SYNCHRONIZATION. STATISTICAL ANALYSIS: PAIRED T-TEST WAS USED FOR STATISTICAL ANALYSIS. RESULTS: SPECTRAL POWER INCREASED SIGNIFICANTLY IN ALL FREQUENCY BANDS BILATERALLY IN FRONTAL, CENTRAL, PARIETAL, TEMPORAL, AND OCCIPITAL REGIONS OF THE BRAIN AFTER LONG SKY. ELECTRICAL ACTIVITY SHIFTED FROM LOWER TO HIGHER FREQUENCY RANGE WITH A SIGNIFICANT RISE IN THE GAMMA AND BETA POWERS FOLLOWING SKY. ASYMMETRY INDEX VALUES TENDED TOWARD 0 FOLLOWING SKY. CONCLUSIONS: A SINGLE SESSION OF SKY GENERATES GLOBAL BRAIN RHYTHM DOMINANTLY WITH HIGH-FREQUENCY CEREBRAL ACTIVATION AND INITIATES APPROPRIATE INTERHEMISPHERIC SYNCHRONIZATION IN BRAIN RHYTHMS AS STATE EFFECTS. THIS SUGGESTS THAT SKY LEADS TO BETTER ATTENTION, MEMORY, AND EMOTIONAL AND AUTONOMIC CONTROL ALONG WITH ENHANCED COGNITIVE FUNCTIONS, WHICH FINALLY IMPROVES PHYSICAL AND MENTAL WELL-BEING. 2020 16 2065 50 THE CARDIOVASCULAR VARIABILITY DURING TRANSIENT 6 DEGREES HEAD DOWN TILT AND SLOW BREATHING IN YOGA EXPERIENCED HEALTHY INDIVIDUALS. OBJECTIVE: THE INTERVENTION OF YOGA HAS BEEN SHOWN TO IMPROVE AUTONOMIC CONDITIONING IN HUMANS AND BETTER ADAPTABILITY TO ORTHOSTATIC CHALLENGES. SIMILARLY, SLOW BREATHING AT 0.1 HZ AKIN TO PRANAYAMA ALSO INCREASES BAROREFLEX SENSITIVITY (BRS). HENCE, WE INTENDED TO INVESTIGATE WHETHER YOGA PRACTITIONERS HAVE DIFFERENT AUTONOMIC RESPONSES AT REST,DURING SLOW DEEP BREATHINGAS WELL AS DURING 6 DEGREES HEAD DOWN TILT (HDT) COMPARED TO NAIVE GROUP INDIVIDUALS. AIM: THE AIM OF THE STUDY WAS TO EVALUATE THE ACUTE EFFECTS OF SLOW BREATHING ON CARDIOVASCULAR VARIABILITY DURING HDT IN YOGA PRACTITIONERS COMPARED TO YOGA-NAIVE INDIVIDUALS. SETTINGS AND DESIGN: THIS WAS A COMPARATIVE STUDY WITH REPEATED MEASURES DESIGN CONDUCTED IN AUTONOMIC FUNCTION TEST LAB OF THE DEPARTMENT OF PHYSIOLOGY, ALL INDIA INSTITUTE OF MEDICAL SCIENCES, NEW DELHI, INDIA. MATERIALS AND METHODS: TIME DOMAIN AND FREQUENCY DOMAIN PARAMETERS OF HEART RATE VARIABILITY, BLOOD PRESSURE VARIABILITY (BPV), AND BRS WERE EVALUATED DURING 6 DEGREES HDT AND SLOW BREATHING AT 0.1 HZ ON FORTY YOGA-NAIVE INDIVIDUALS AND FORTY YOGA PRACTITIONERS WITH AN AVERAGE AGE OF 31.08 +/- 7.31 YEARS AND 29.93 +/- 7.57 YEARS, RESPECTIVELY. ALL OF THE PARTICIPANTS WERE HEALTHY. STATISTICAL ANALYSIS USED: GENERAL LINEAR MIXED MODEL ANOVA WAS APPLIED WITH YOGA EXPERIENCE AS A BETWEEN-GROUP FACTOR IN REPEATED MEASURES. INDEPENDENT SAMPLE T-TEST WAS APPLIED FOR BETWEEN GROUP COMPARISON OF RESPIRATORY RATE, DEMOGRAPHIC, AND ANTHROPOMETRIC DATA. P <0.05 IS CONSIDERED STATISTICALLY SIGNIFICANT. RESULTS: BETWEEN-GROUP COMPARISON DURING HDT WITH SPONTANEOUS BREATHING HAS SHOWN A SIGNIFICANTLY LOWER HEART RATE (P = 0.004) WITH HIGHER RR INTERVAL (RRI) (P = 0.002) AND PNN50% (P = 0.019) IN YOGA PRACTITIONERS. THE SEQUENCE BRS (P < 0.0001) AND ALPHA LOW FREQUENCY (LF) OF SPECTRAL BRS (P = 0.035) WERE ALSO SIGNIFICANTLY HIGHER IN THE YOGA GROUP COMPARED TO THE NAIVE GROUP. SIMILARLY, DURING HDT WITH SLOW BREATHING, THE HEART RATE WAS LOWER (P = 0.01); WITH HIGHER RRI (P = 0.009); PNN50% (P = 0.048). STANDARD DEVIATION OF SUCCESSIVE RR INTERVAL DIFFERENCE OF SYSTOLIC BPV WAS LOWER (P = 0.024) WITH HIGHER SEQUENCE BRS (P = 0.001) AND ALPHA LF OF SPECTRAL BRS (P = 0.002) IN YOGA GROUP THAN NAIVE GROUP. CONCLUSION: THE YOGA EXPERIENCED INDIVIDUALS EXHIBIT HIGHER RESTING PARASYMPATHETIC ACTIVITY, LOWER SYSTOLIC BPV, AND HIGHER BRS THAN NAIVE TO YOGA INDIVIDUALS. IT IS INFERRED FROM THE FINDINGS THAT YOGA PRACTITIONERS WERE BETTER ADAPTED TO TRANSIENT CEPHALAD FLUID SHIFT THAT HAPPENS DURING 6 DEGREES HDT. FURTHERMORE, ACUTE SLOW BREATHING DURING 6 DEGREES HDT REDUCED THE SYSTOLIC BLOOD PRESSURE IN ALL THE PARTICIPANTS SUGGESTING THE BENEFICIAL ROLE OF SLOW BREATHING DURING EXPOSURE TO EXTREME CONDITIONS SUCH AS MICROGRAVITY WHICH MIGHT HELP IN THE PREVENTION OF ADVERSE EFFECTS OF CEPHALAD FLUID SHIFT DURING LONG-TERM WEIGHTLESSNESS AND MAINTAIN THE ASTRONAUT HEALTH. FUTURE MECHANISTIC STUDIES WITH ACTIVE YOGA INTERVENTION ARE NECESSARY TO UNDERSTAND THE ADAPTIVE MECHANISMS INVOLVING CENTRAL AND VASCULAR MODULATIONS CONTRIBUTING TO EITHER ATTENUATION OR ACCENTUATION OF THE CARDIOVAGAL BAROREFLEX DURING HDT AND SLOW BREATHING IN HEALTHY INDIVIDUALS. 2021 17 1578 31 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 18 297 33 ALTERNATE NOSTRIL BREATHING AT DIFFERENT RATES AND ITS INFLUENCE ON HEART RATE VARIABILITY IN NON PRACTITIONERS OF YOGA. INTRODUCTION: HEART RATE VARIABILITY IS A MEASURE OF MODULATION IN AUTONOMIC INPUT TO THE HEART AND IS ONE OF THE MARKERS OF AUTONOMIC FUNCTIONS. THOUGH THERE ARE MANY STUDIES ON THE LONG TERM INFLUENCE OF BREATHING ON HRV (HEART RATE VARIABILITY) THERE ARE ONLY A FEW STUDIES ON THE IMMEDIATE EFFECT OF BREATHING ESPECIALLY ALTERNATE NOSTRIL BREATHING ON HRV. THIS STUDY FOCUSES ON THE IMMEDIATE EFFECTS OF ALTERNATE NOSTRIL BREATHING AND THE INFLUENCE OF DIFFERENT BREATHING RATES ON HRV. MATERIALS AND METHODS: THE STUDY WAS DONE ON 25 SUBJECTS IN THE AGE GROUP OF 17-35 YEARS. ECG AND RESPIRATION WERE RECORDED BEFORE INTERVENTION AND IMMEDIATELY AFTER THE SUBJECTS WERE ASKED TO PERFORM ALTERNATE NOSTRIL BREATHING FOR FIVE MINUTES. RESULTS: LOW FREQUENCY (LF) WHICH IS A MARKER OF SYMPATHETIC ACTIVITY INCREASED, HIGH FREQUENCY (HF) WHICH IS A MARKER OF PARASYMPATHETIC ACTIVITY DECREASED AND THEIR RATIO LF/HF WHICH IS A MARKER OF SYMPATHO/VAGAL BALANCE INCREASED IMMEDIATELY AFTER 6 AND 12 MINUTES IN COMPARISON TO BASELINE VALUES WHEREAS THERE WAS NO SIGNIFICANT DIFFERENCE IN THE MEANS OF THESE COMPONENTS WHEN BOTH 6 AND 12 MINUTES WERE COMPARED. CONCLUSION: IMMEDIATE EFFECTS OF ALTERNATE NOSTRIL BREATHING ON HRV IN NON PRACTITIONERS OF YOGIC BREATHING ARE VERY DIFFERENT FROM THE LONG TERM INFLUENCE OF YOGIC BREATHING ON HRV WHICH SHOW A PREDOMINANT PARASYMPATHETIC INFLUENCE ON THE HEART. 2016 19 442 23 CEREBROVASCULAR DYNAMICS ASSOCIATED WITH YOGA BREATHING AND BREATH AWARENESS. AIMS: BREATH FREQUENCY CAN ALTER CEREBRAL BLOOD FLOW. THE STUDY AIMED TO DETERMINE BILATERAL MIDDLE CEREBRAL ARTERIAL HEMODYNAMICS IN HIGH-FREQUENCY YOGA BREATHING (HFYB) AND SLOW FREQUENCY ALTERNATE NOSTRIL YOGA BREATHING (ANYB) USING TRANSCRANIAL DOPPLER SONOGRAPHY. METHODS: HEALTHY MALE VOLUNTEERS WERE ASSESSED IN TWO SEPARATE TRIALS BEFORE, DURING, AND AFTER HFYB (2.0 HZ FOR 1 MIN, N = 16) AND ANYB (12 BREATHS PER MINUTE FOR 5 MIN, N = 22). HFYB AND ANYB WERE SEPARATELY COMPARED TO BREATH AWARENESS (BAW) AND TO CONTROL SESSIONS. STATISTICAL ANALYSIS: THE DATA WERE ANALYZED USING REPEATED-MEASURES ANOVA WITH BONFERRONI ADJUSTED POST HOC TESTS. RESULTS: DURING HFYB THERE WAS A DECREASE IN END-DIASTOLIC VELOCITY (EDV) AND MEAN FLOW VELOCITY (MFV) (P < 0.01 FOR LEFT AND P < 0.05 FOR RIGHT MIDDLE CEREBRAL ARTERIES; MCA) WITH AN INCREASE IN PULSATILITY INDEX (PI) FOR THE RIGHT MCA (P < 0.05). DURING ANYB, THERE WAS A BILATERAL DECREASE IN PEAK SYSTOLIC VELOCITY (P < 0.05 FOR LEFT AND P < 0.01 FOR RIGHT MCA), EDV (P < 0.01) AND MFV (P < 0.01 FOR LEFT AND P < 0.001 FOR RIGHT MCA) AND AN INCREASE IN PI (P < 0.01). DURING BAW OF THE TWO SESSIONS THERE WAS A DECREASE IN LATERALIZED FLOW AND END-DIASTOLIC VELOCITIES (P < 0.05) AND AN INCREASE IN PI (P < 0.05). CONCLUSIONS: CHANGES IN PEAK FLOW VELOCITIES AND PULSATILITY INDICES DURING AND AFTER HFYB, ANYB, AND BAW SUGGEST DECREASED CEREBROVASCULAR BLOOD FLOW AND INCREASED FLOW RESISTANCE BASED ON DIFFERENT MECHANISMS. 2022 20 1328 51 HIGH-DENSITY LIPOPROTEIN CHOLESTEROL INCREASES FOLLOWING A SHORT-TERM YOGA-BASED LIFESTYLE INTERVENTION: A NON-PHARMACOLOGICAL MODULATION. OBJECTIVES: THE OBJECTIVE OF THE STUDY WAS TO ASSESS THE EFFECT OF A BRIEF BUT COMPREHENSIVE YOGA-BASED LIFESTYLE INTERVENTION ON HIGH-DENSITY LIPOPROTEIN CHOLESTEROL (HDL-C). METHODS: THIS PROSPECTIVE INTERVENTIONAL STUDY WAS PERFORMED AT THE INTEGRAL HEALTH CLINIC (IHC), AN OUTPATIENT FACILITY AT ALL INDIA INSTITUTE OF MEDICAL SCIENCES, NEW DELHI, A TERTIARY HEALTH CARE CENTRE, CONDUCTING YOGA-BASED LIFESTYLE INTERVENTION PROGRAMMES FOR PREVENTION AND MANAGEMENT OF CHRONIC DISEASES. THE STUDY INCLUDED APPARENTLY HEALTHY NORMAL WEIGHT, OVERWEIGHT AND OBESE SUBJECTS WHO UNDERWENT A PRETESTED 10-DAY YOGA-BASED PROGRAMME INCLUDING ASANAS (POSTURES), PRANAYAMA (BREATHING EXERCISES), MEDITATION, GROUP DISCUSSIONS, LECTURES AND INDIVIDUALIZED ADVICE ON STRESS MANAGEMENT AND HEALTHY DIET. THE PRIMARY OUTCOME MEASURE WAS CHANGE IN SERUM HDL-C AT DAY 10 VERSUS DAY 0. RESULTS: 238 PARTICIPANTS (147 WOMEN, 91 MEN, 38.81+/-11.40 YEARS) WERE INCLUDED IN THE STUDY. THERE WAS A SIGNIFICANT INCREASE IN HDL-C LEVELS FROM BASELINE TO DAY 10 (42.93+/-5.00 VS 43.52+/-5.07 MG/DL, P = 0.043). NOTABLY, HDL-C WAS SIGNIFICANTLY IMPROVED IN THOSE FOR WHOM THE BASELINE HDL-C LEVELS WERE LOWER THAN THE RECOMMENDED VALUES. ALSO, THERE WAS A REDUCTION IN BLOOD PRESSURE, FASTING BLOOD GLUCOSE, AND IMPROVEMENT IN OTHER LIPID PROFILE VARIABLES. CONCLUSION: THIS YOGA-BASED LIFESTYLE INTERVENTION SIGNIFICANTLY INCREASED HDL-C LEVELS IN A SHORT DURATION OF 10 DAYS. THIS HAS ADDITIONAL CLINICAL RELEVANCE AS HDL-C IS SUGGESTED TO BE ONE OF THE STRONGEST STATISTICALLY INDEPENDENT PREDICTORS OF MAJOR CARDIOVASCULAR EVENTS. 2014