1 1603 65 MENTAL DEPRESSION AND KUNDALINI YOGA. IN CASES OF MENTAL DEPRESSION, THE PLASMA SEROTONIN, MELATONIN AND GLUTAMATE LEVELS ARE INCREASED ALONG WITH THE LOWERING OF URINARY - 5 - HYDROXYINDOLE ACETIC ACID, PLASMA MONOAMINE OXIDASE AND CORTISOL LEVELS FOLLOWING THREE AND SIX MONTHS PRACTICE OF KUNDALINI YOGA. THE PULSE RATE AND BLOOD PRESSURE IN THESE PATIENTS ARE ALSO LOWERED AFTER KUNDALINI YOGA PRACTICE. THUS, THE PRACTICE OF KUNDALINI YOGA HELPS TO MAINTAIN A PERFECT HOMEOSTASIS BY BRINGING AN EQUILIBRIUM BETWEEN THE SYMPATHETIC AND PARASYMPATHETIC ACTIVITIES AND IT CAN BE USED AS A NON - MEDICAL MEASURE IN TREATING PATIENTS WITH MENTAL DEPRESSION. 1986 2 739 16 EFFECT OF RAJA YOGA MEDITATION ON THE LIPID PROFILE OF POST-MENOPAUSAL WOMEN. BACKGROUND: CORONARY ARTERY DISEASE IS AN IMPORTANT CAUSE OF DEATH AND DISABILITY AMONG OLDER WOMEN. MODIFICATION IN LIPID PROFILE LOWERS THE RISK OF CORONARY ARTERY DISEASE. IT IS CLAIMED THAT YOGA AND TRANSCENDENTAL MEDITATION HAVE A CHOLESTEROL LOWERING EFFECT. THIS STUDY WAS DESIGNED TO ASSESS THE EFFECT OF RAJA YOGA MEDITATION OF BRAHMAKUMARIS WHICH IS VERY SIMPLE TO PRACTICE, ON SERUM LIPIDS IN NORMAL INDIAN WOMEN. METHODS AND RESULTS: 49 NORMAL FEMALE VOLUNTEERS WERE THE SUBJECTS. THEY WERE DIVIDED INTO PRE-MENOPAUSAL (N=23) AND POST-MENOPAUSAL (N=26) GROUPS. THEY WERE FURTHER DIVIDED INTO NON-MEDITATORS (WHO HAD NEVER DONE ANY KIND OF MEDITATION), SHORT-TERM MEDITATORS (MEDITATING FOR 6 MONTHS TO 5 YEARS) AND LONG-TERM MEDITATORS (MEDITATING FOR MORE THAN 5 YEARS). LIPID PROFILE WAS ASSESSED USING THEIR RESPECTIVE REAGENT SETS. SERUM CHOLESTEROL, TRIGLYCERIDE AND LOW-DENSITY LIPOPROTEIN-CHOLESTEROL IN NONMEDITATORS WERE SIGNIFICANTLY MORE IN POST-MENOPAUSAL WOMEN AS COMPARED TO PRE-MENOPAUSAL WOMEN. SERUM CHOLESTEROL AND LOW DENSITY LIPOPROTEIN-CHOLESTEROL WERE SIGNIFICANTLY LOWERED IN BOTH SHORT AND LONG TERM MEDITATORS AS COMPARED TO NON-MEDITATORS IN POST-MENOPAUSAL WOMEN. NO SIGNIFICANT DIFFERENCE WAS OBSERVED IN LIPID PROFILE IN PRE-MENOPAUSAL WOMEN. CONCLUSION: RAJA YOGA MEDITATION LOWERED SERUM CHOLESTEROL AND LOW-DENSITY LIPOPROTEIN-CHOLESTEROL IN POST-MENOPAUSAL WOMEN THUS REDUCING THE RISK OF CORONARY ARTERY DISEASE IN THEM. 2008 3 2153 18 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 4 2386 22 YOGA AIDS BLOOD PRESSURE RECOVERY AFTER EXPOSURE OF FOREHEAD TO COLD: A PILOT STUDY. CONTEXT: HYPOTENSION THAT OCCURS AFTER A SINGLE BOUT OF AEROBIC EXERCISE ALSO ATTENUATES THE VASCULAR RESPONSE TO DISCRETE STRESSORS, AN EFFECT THAT CAN LAST FOR HOURS. IT IS UNKNOWN WHETHER THE HYPOTENSIVE BENEFITS OF TRADITIONAL EXERCISE EXTEND TO ALTERNATIVE FORMS OF MINDFUL EXERCISE, SUCH AS YOGA, TO CONFER TRANSIENT PROTECTION AGAINST NEUROVASCULAR CHALLENGES THAT INCREASE BLOOD PRESSURE (BP). OBJECTIVES: THE STUDY INTENDED TO EXAMINE THE EFFECTS OF ACUTE EXERCISE ON NEUROVASCULAR RESPONSES TO EXPOSURE OF THE FOREHEAD OF FEMALE YOGA PRACTITIONERS TO VASOCONSTRICTIVE COLD (IE, TO COLD PRESSOR STRESS). DESIGN: THE RESEARCH TEAM DESIGNED A STUDY WITH 3 CONDITIONS (IE, WITH PARTICIPANTS' PARTICIPATION IN 3 ACTIVITIES ON SEPARATE DAYS IN A REPEATED-MEASURES DESIGN). PARTICIPANTS WERE RANDOMLY ASSIGNED TO PERFORM THE ACTIVITIES IN 1 OF 3 ORDERS ACROSS SUCCESSIVE VISITS. PARTICIPANTS: PARTICIPANTS WERE 9 FEMALES, 20 TO 33 Y OLD, WHO HAD REGULARLY PRACTICED HATHA YOGA FROM 6 MO TO 12 Y BEFORE THE START OF THE STUDY. ALL PARTICIPANTS WERE NORMOTENSIVE AT ENTRY TO THE STUDY AND HAD NORMAL BODY WEIGHTS FOR THEIR HEIGHTS. INTERVENTIONS: ALL PARTICIPANTS PERFORMED 3 ACTIVITIES: (1) SELF-DIRECTED YOGA PRACTICE, THE INTERVENTION; (2) CYCLING EXERCISE AT A SELF-SELECTED INTENSITY, A POSITIVE CONTROL; AND (3) QUIET REST, A NEGATIVE CONTROL. OUTCOME MEASURES: POSTINTERVENTION, PARTICIPANTS' FOREHEADS WERE EXPOSED TO COLD. THEIR SYSTOLIC BLOOD PRESSURES (SBPS), DIASTOLIC BLOOD PRESSURES (DBPS), PULSE RATES, AND FOREARM OXYGENATION WERE ASSESSED USING NEAR-INFRARED SPECTROSCOPY. RESULTS: PARTICIPANTS' SBPS AND DBPS INCREASED DURING COLD PRESSOR STRESS UNDER ALL CONDITIONS, CONCURRENT WITH DECREASED FOREARM OXYGENATION. DURING RECOVERY FROM THE COLD, PARTICIPANTS' BPS DECLINED TO NEAR PRECOLD PRESSOR BASELINE LEVELS AFTER YOGA AND CYCLING BUT REMAINED ELEVATED AFTER QUIET REST. CONCLUSIONS: THE ENHANCED RECOVERY OF BP FROM COLD APPLIED TO THE FOREHEAD AFTER YOGA PRACTICE OR CYCLING EXERCISE SUGGESTS THAT BOTH TYPES OF EXERCISE PROMOTE A HYPOTENSIVE RESPONSE, WHICH COULD INDICATE LOWERED CARDIOVASCULAR RISK. 2018 5 839 16 EFFECT OF YOGA ON PLASMA GLUCOSE, LIPID PROFILE, BLOOD PRESSURE AND INSULIN REQUIREMENT IN A PATIENT WITH TYPE 1 DIABETES MELLITUS. OBJECTIVES: THE OBJECTIVE OF THE STUDY IS TO EVALUATE THE SHORT-TERM EFFECT OF YOGA ON PLASMA GLUCOSE, LIPID PROFILE, BLOOD PRESSURE AND INSULIN REQUIREMENT IN A PATIENT WITH TYPE 1 DIABETES MELLITUS (T1DM). CASE PRESENTATION: A 28-YEARS OLD FEMALE WAS DIAGNOSED WITH T1DM AT THE AGE OF SEVEN. SHE WAS UNDER HUMAN MIXTARD INSULIN 30-70, THRICE/DAY FOR 15-15-15 UNITS. SHE HAD A HISTORY OF POOR GLYCEMIC CONTROL, DIABETIC KETOACIDOSIS AND HYPOGLYCEMIC SHOCK. AT THE AGE OF 27, SHE GOT ADMITTED WITH COMPLAINTS OF GENERAL WEAKNESS, JOINTS STIFFNESS AND WEIGHT LOSS IN OUR HOLISTIC HEALTH CENTRE AND UNDERWENT TWO WEEKS OF YOGA. RESULTS SHOWED A BETTER REDUCTION IN THE PLASMA GLUCOSE LEVELS, LIPID PROFILE, BLOOD PRESSURE AND INSULIN DOSE AND AN INCREASE IN HEMOGLOBIN LEVELS WITH NO EPISODES OF HYPOGLYCEMIA AFTER YOGA. CONCLUSIONS: YOGA MIGHT BE CONSIDERED AS A SAFER AND EFFECTIVE ADJUVANT IN THE MANAGEMENT OF T1DM. 2021 6 2056 21 THE BENEFICIAL EFFECT OF YOGA IN DIABETES. TWENTY NIDDM SUBJECTS (MILD TO MODERATE DIABETICS) IN THE AGE GROUP OF 30-60 YEARS WERE SELECTED FROM THE OUT PATIENT CLINIC OF G.T.B. HOSPITAL. THEY WERE ON A 40 DAYS YOGA ASANA REGIME UNDER THE SUPERVISION OF A YOGA EXPERT. 13 SPECIFIC YOGA ASANAS < OR = DONE BY TYPE 2 DIABETES PATIENTS INCLUDED. SURYA NAMASKAR, TRIKONASANA, TADASANA, SUKHASANA, PADMASANA, BHASTRIKA PRANAYAMA, PASHIMOTTANASANA, ARDHMATSYENDRASANA, PAWANMUKTASANA, BHUJANGASANA, VAJRASANA, DHANURASANA AND SHAVASANA ARE BENEFICIAL FOR DIABETES MELLITUS. SERUM INSULIN, PLASMA FASTING AND ONE HOUR POSTPRANDIAL BLOOD GLUCOSE LEVELS AND ANTHROPOMETRIC PARAMETERS WERE MEASURED BEFORE AND AFTER YOGA ASANAS. THE RESULTS INDICATE THAT THERE WAS SIGNIFICANT DECREASE IN FASTING GLUCOSE LEVELS FROM BASAL 208.3 +/- 20.0 TO 171.7 +/- 19.5 MG/DL AND ONE HOUR POSTPRANDIAL BLOOD GLUCOSE LEVELS DECREASED FROM 295.3 +/- 22.0 TO 269.7 +/- 19.9 MG/DL. THE EXACT MECHANISM AS TO HOW THESE POSTURES AND CONTROLLED BREATHING INTERACT WITH SOMATOENDOCRINE MECHANISM AFFECTING INSULIN KINETICS WAS WORKED OUT. A SIGNIFICANT DECREASE IN WAIST-HIP RATIO AND CHANGES IN INSULIN LEVELS WERE ALSO OBSERVED, SUGGESTING A POSITIVE EFFECT OF YOGA ASANAS ON GLUCOSE UTILISATION AND FAT REDISTRIBUTION IN NIDDM. YOGA ASANAS MAY BE USED AS AN ADJUNCT WITH DIET AND DRUGS IN THE MANAGEMENT OF TYPE 2 DIABETES. 2005 7 449 14 CHANGES IN CARDIOVASCULAR RISK FACTORS AND HORMONES DURING A COMPREHENSIVE RESIDENTIAL THREE MONTH KRIYA YOGA TRAINING AND VEGETARIAN NUTRITION. IN PARTICIPANTS OF A COMPREHENSIVE RESIDENTIAL THREE MONTH YOGA AND MEDIATION TRAINING PROGRAMME LIVING ON A LOW FAT LACTO-VEGETARIAN DIET CHANGES IN CARDIOVASCULAR RISK FACTORS AND HORMONES WERE STUDIED. SUBSTANTIAL RISK FACTOR REDUCTION WAS FOUND. BODY MASS INDEX, TOTAL SERUM AND LDL CHOLESTEROL, FIBRINOGEN, AND BLOOD PRESSURE WERE SIGNIFICANTLY REDUCED ESPECIALLY IN THOSE WITH ELEVATED LEVELS. URINARY EXCRETION OF ADRENALINE, NORADRENALINE, DOPAMINE, ALDOSTERONE, AS WELL AS SERUM TESTOSTERONE AND LUTEINIZING HORMONE LEVELS WERE REDUCED, WHILE CORTISOL EXCRETION INCREASED SIGNIFICANTLY. 1997 8 821 11 EFFECT OF YOGA ON EXERCISE TOLERANCE IN NORMAL HEALTHY VOLUNTEERS. TWELVE NORMAL HEALTHY VOLUNTEERS (6 MALES AND 6 FEMALES) UNDERGOING YOGA TRAINING FOR 90 DAYS WERE STUDIED FOR THE EFFECT OF YOGA ON EXERCISE TOLERANCE. THEIR AGES RANGED FROM 18 TO 28 YEARS. THE VOLUNTEERS WERE TAUGHT ONLY PRANAYAMA FOR THE FIRST 20 DAYS AND LATER ON YOGIC ASANAS WERE ADDED. SUB-MAXIMAL EXERCISE TOLERANCE TEST WAS DONE ON A MOTORIZED TREADMILL BY USING BALKE'S MODIFIED PROTOCOL, INITIALLY, AFTER 20 DAYS (PHASE-I) AND AFTER 90 DAYS OF YOGA TRAINING (PHASE-II). PYRUVATE AND LACTATE IN VENOUS BLOOD AND BLOOD GASES IN CAPILLARY BLOOD WERE ESTIMATED IMMEDIATELY BEFORE AND AFTER THE EXERCISE. MINUTE VENTILATION AND OXYGEN CONSUMPTION WERE ESTIMATED BEFORE AND DURING THE TEST. POST EXERCISE BLOOD LACTATE WAS ELEVATED SIGNIFICANTLY DURING INITIAL AND PHASE-I, BUT NOT IN PHASE-II. THERE WAS SIGNIFICANT REDUCTION OF MINUTE VENTILATION AND OXYGEN CONSUMPTION ONLY IN MALES IN PHASE-I AND II AT THE TIME WHEN THE VOLUNTEERS REACHED THEIR 80% OF THE PREDICTED HEART RATE. FEMALE VOLUNTEERS WERE ABLE TO GO TO HIGHER LOADS OF EXERCISE IN PHASE-I AND II. 1986 9 2463 17 YOGA AS A THERAPEUTIC INTERVENTION FOR THE MANAGEMENT OF TYPE 2 DIABETES MELLITUS. PURPOSE: THIS STUDY AIMED TO INVESTIGATE THE EFFECTS OF 12 WEEKS YOGIC INTERVENTION ON BLOOD SUGAR AND LIPID PROFILE IN ELDER WOMEN WITH TYPE 2 DIABETES MELLITUS (T2DM). SUBJECTS AND METHODS: TWENTY ELDERLY (AGE RANGE 55-70 YEARS) T2DM WOMEN WERE DIVIDED INTO TWO GROUPS, NAMELY, YOGIC INTERVENTION GROUP (YIG: N = 10, AGE 64.70 +/- 4.03, BODY MASS INDEX [BMI] 24.26 +/- 3.40) AND CONTROL GROUP (CG: N = 10, AGE 64.40 +/- 4.79, BMI 24.28 +/- 2.36). YIG UNDERWENT YOGA PRACTICE (ASANAS, KRIYAS, PRANAYAMAS) FOR 12 WEEKS (3 SESSIONS/WEEK), WHILE THE CG CONTINUED THEIR USUAL ROUTINE ACTIVITIES. STANDING HEIGHT, BODY WEIGHT, BMI, BLOOD SUGAR, AND LIPID PROFILE WERE MEASURED BEFORE COMMENCEMENT AND AFTER 6 AND 12 WEEKS OF YOGIC INTERVENTION IN BOTH GROUPS. RESULTS: THERE WAS A SIGNIFICANT (P < 0.01) DECREASE IN FASTING PLASMA GLUCOSE, POSTPRANDIAL BLOOD SUGAR, TOTAL CHOLESTEROL, TRIGLYCERIDES, LOW-DENSITY LIPOPROTEIN, AND VERY LOW DENSITY LIPOPROTEIN, WITH A SIGNIFICANT (P < 0.01) INCREASE IN HIGH-DENSITY LIPOPROTEIN LEVEL FROM ITS INITIAL VALUE IN YIG, WHILE SHOWING INSIGNIFICANT RESULT IN CG. CONCLUSION: IT CAN BE SAID THAT YOGIC INTERVENTION MAY HAVE THE BENEFICIAL EFFECTS ON BLOOD SUGAR AND LIPID PROFILE IN ELDERLY WOMEN WITH T2DM. 2018 10 1508 11 IS MAN ABLE TO BREATHE ONCE A MINUTE FOR AN HOUR?: THE EFFECT OF YOGA RESPIRATION ON BLOOD GASES. THE VENTILATORY RESPONSE TO HYPERCAPNIA AND ARTERIAL BLOOD GASES DURING UJJAI RESPIRATION OF ONCE PER MINUTE FOR AN HOUR WERE DETERMINED IN A PROFESSIONAL HATHA YOGI. THE RESULTS SUGGEST THAT LOWER CHEMOSENSITIVITY TO HYPERCAPNIA IN YOGA PRACTITIONERS MAY BE DUE TO AN ADAPTATION TO LOW ARTERIAL PH AND HIGH PACO2 FOR LONG PERIODS. 2002 11 751 14 EFFECT OF SHORT TERM YOGA PRACTICE ON VENTILATORY FUNCTION TESTS. TWENTYFIVE NORMAL MALE VOLUNTEERS UNDERGOING A TEN WEEKS COURSE IN THE PRACTICE OF YOGA HAVE BEEN STUDIED BY SOME PARAMETERS OF VENTILATORY FUNCTIONS TESTS. THE OBSERVATIONS RECORDED AT THE END OF TEN WEEKS OF THE COURSE HAVE SHOWN IMPROVED VENTILATORY FUNCTIONS IN THE FORM OF LOWERED RESPIRATORY RATE, INCREASED FORCED VITAL CAPACITY, FEV1, MAXIMUM BREATHING CAPACITY AND BREATH HOLDING TIME, WHILE TIDAL VOLUME AND %FEV1, DID NOT REVEAL ANY SIGNIFICANT CHANGE. THUS, A COMBINED PRACTICE OF YOGA SEEMS TO BE BENEFICIAL ON RESPIRATORY EFFICIENCY. 1988 12 509 24 COMPARATIVE IMMEDIATE EFFECT OF DIFFERENT YOGA ASANAS ON HEART RATE AND BLOOD PRESSURE IN HEALTHY YOUNG VOLUNTEERS. INTRODUCTION: THIS STUDY PLANNED TO COMPARE IMMEDIATE CARDIOVASCULAR EFFECTS OF DIFFERENT YOGA ASANAS IN HEALTHY YOUNG VOLUNTEERS. MATERIALS AND METHODS: HEART RATE (HR), SYSTOLIC PRESSURE (SP), AND DIASTOLIC PRESSURE (DP), BLOOD PRESSURE (BP), WERE RECORDED USING THE NON INVASIVE BLOOD PRESSURE (NIBP) APPARATUS IN 22 HEALTHY YOUNG SUBJECTS, BEFORE AND AFTER THE PERFORMANCE OF DHANURASANA (DA), VAKRASANA (VA) (BOTH SIDES), JANUSIRASASANA (JSA) (BOTH SIDES), MATSYASANA AND SHAVASANA FOR 30 S. HR AND BP WERE FURTHER RECORDED DURING SUPINE RECOVERY AT 2, 4, 6, 8, AND 10 MIN. A REPEATED MEASURE OF ANOVA WAS USED FOR STATISTICAL ANALYSIS. RESULTS: THERE WERE SIGNIFICANT CHANGES IN HR AND BP BOTH IMMEDIATELY AFTER THE ASANAS AS WELL AS DURING THE RECOVERY PERIOD. OVERALL COMPARISONS OF % CHANGES IMMEDIATELY AFTER THE PERFORMANCE OF THE ASANAS REVEALED SIGNIFICANT DIFFERENCES WITH REGARD TO HR THAT INCREASED SIGNIFICANTLY AFTER DA. IN THE RECOVERY PHASE, THERE WERE SIGNIFICANT INTERGROUP DIFFERENCES FROM 2 MIN ONWARD IN BOTH SP AND DP. THE DECREASE OF SP AFTER VA (RIGHT SIDE) (VA-R) WAS SIGNIFICANTLY GREATER THAN SHAVASANA (4(TH), 6(TH), AND 8(TH) MIN) AND JSA (LEFT SIDE) (JSA-L) AT 6(TH) AND 8(TH) MIN. DP DECREASED SIGNIFICANTLY AFTER PERFORMING JSA-L COMPARED TO VA-R AT THE 6(TH) AND 8(TH) MIN. DISCUSSION: THE CARDIOVASCULAR CHANGES IMMEDIATELY AFTER THE ASANAS AND DURING THE RECOVERY PHASE REVEAL INHERENT DIFFERENCES BETWEEN THE SELECTED POSTURES. THE RISE OF HR IN DA MAY BE ATTRIBUTED TO INCREASED SYMPATHETIC RESPONSE DUE TO THE RELATIVE DIFFICULTY OF THE POSTURE AS WELL AS ABDOMINAL COMPRESSION OCCURRING IN IT. THE EFFECT OF SUPINE RELAXATION IS MORE PRONOUNCED AFTER THE PERFORMANCE OF THE ASANAS AS COMPARED TO MERE RELAXATION IN SHAVASANA. THIS MAY BE ATTRIBUTED TO A NORMALIZATION AND RESULTANT HOMEOSTATIC EFFECT OCCURRING DUE TO A GREATER, HEALTHIER DE-ACTIVATION OF THE AUTONOMIC NERVOUS SYSTEM OCCURRING TOWING TO THE PRESENCE OF PRIOR ACTIVATION. THERE WERE ALSO SUBTLE DIFFERENCES BETWEEN THE RIGHT SIDED AND LEFT SIDED PERFORMANCE OF VA AND JSA THAT MAY BE OCCURRING DUE TO THE DIFFERENT INTERNAL STRUCTURES BEING EITHER COMPRESSED OR RELAXED ON EITHER SIDE. CONCLUSION: OUR STUDY PROVIDES INITIAL EVIDENCE OF DIFFERENTIAL CARDIOVASCULAR EFFECTS OF ASANAS AND SUBTLE DIFFERENCES BETWEEN RIGHT AND LEFT SIDED PERFORMANCE. FURTHER, CARDIOVASCULAR RECOVERY IS GREATER AFTER THE PERFORMANCE OF THE ASANAS AS COMPARED TO SHAVASAN; THUS, IMPLYING A BETTER RESPONSE WHEN EFFORT PRECEDES RELAXATION. 2014 13 438 12 CARDIOVASCULAR AND RESPIRATORY EFFECT OF YOGIC SLOW BREATHING IN THE YOGA BEGINNER: WHAT IS THE BEST APPROACH? SLOW BREATHING INCREASES CARDIAC-VAGAL BAROREFLEX SENSITIVITY (BRS), IMPROVES OXYGEN SATURATION, LOWERS BLOOD PRESSURE, AND REDUCES ANXIETY. WITHIN THE YOGA TRADITION SLOW BREATHING IS OFTEN PAIRED WITH A CONTRACTION OF THE GLOTTIS MUSCLES. THIS RESISTANCE BREATH "UJJAYI" IS PERFORMED AT VARIOUS RATES AND RATIOS OF INSPIRATION/EXPIRATION. TO TEST WHETHER UJJAYI HAD ADDITIONAL POSITIVE EFFECTS TO SLOW BREATHING, WE COMPARED BRS AND VENTILATORY CONTROL UNDER DIFFERENT BREATHING PATTERNS (EQUAL/UNEQUAL INSPIRATION/EXPIRATION AT 6 BREATH/MIN, WITH/WITHOUT UJJAYI), IN 17 YOGA-NAIVE YOUNG HEALTHY PARTICIPANTS. BRS INCREASED WITH SLOW BREATHING TECHNIQUES WITH OR WITHOUT EXPIRATORY UJJAYI (P < 0.05 OR HIGHER) EXCEPT WITH INSPIRATORY + EXPIRATORY UJJAYI. THE MAXIMAL INCREASE IN BRS AND DECREASE IN BLOOD PRESSURE WERE FOUND IN SLOW BREATHING WITH EQUAL INSPIRATION AND EXPIRATION. THIS CORRESPONDED WITH A SIGNIFICANT IMPROVEMENT IN OXYGEN SATURATION WITHOUT INCREASE IN HEART RATE AND VENTILATION. UJJAYI SHOWED SIMILAR INCREASE IN OXYGEN SATURATION BUT SLIGHTLY LESSER IMPROVEMENT IN BAROREFLEX SENSITIVITY WITH NO CHANGE IN BLOOD PRESSURE. THE SLOW BREATHING WITH EQUAL INSPIRATION AND EXPIRATION SEEMS THE BEST TECHNIQUE FOR IMPROVING BAROREFLEX SENSITIVITY IN YOGA-NAIVE SUBJECTS. THE EFFECTS OF UJJAYI SEEMS DEPENDENT ON INCREASED INTRATHORACIC PRESSURE THAT REQUIRES GREATER EFFORT THAN NORMAL SLOW BREATHING. 2013 14 887 8 EFFECT OF YOGA TYPE BREATHING ON HEART RATE AND CARDIAC AXIS OF NORMAL SUBJECTS. EFFECT OF INSPIRATORY AND EXPIRATORY PHASES OF NORMAL QUIET BREATHING, DEEP BREATHING AND SAVITRI PRANAYAM TYPE BREATHING ON HEART RATE AND MEAN VENTRICULAR QRS AXIS WAS INVESTIGATED IN YOUNG, HEALTHY UNTRAINED SUBJECTS. PRANAYAM TYPE BREATHING PRODUCED SIGNIFICANT CARDIOACCELERATION AND INCREASE IN QRS AXIS DURING THE INSPIRATORY PHASE AS COMPARED TO EUPNEA. ON THE OTHER HAND, EXPIRATORY EFFORT DURING PRANAYAM TYPE BREATHING DID NOT PRODUCE ANY SIGNIFICANT CHANGE IN HEART RATE OR QRS AXIS. THE CHANGES IN HEART RATE AND QRS AXIS DURING THE INSPIRATORY AND EXPIRATORY PHASES OF PRANAYAM TYPE BREATHING WERE SIMILAR TO THE CHANGES OBSERVED DURING THE CORRESPONDING PHASES OF DEEP BREATHING. 1986 15 814 18 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 16 138 15 A PRELIMINARY REPORT ON THE ROLE OF YOGA ASANAS ON OXIDATIVE STRESS IN NON-INSULIN DEPENDENT DIABETES MELLITUS. NINETEEN SUBJECTS OF NON-INSULIN DEPENDENT DIABETES MELLITUS (NIDDM) BETWEEN THE AGE GROUP OF 30-60 YRS WERE STUDIED TO SEE THE EFFECT OF SPECIFIC YOGA ASANAS ON FASTING AND POSTPRANDIAL BLOOD GLUCOSE (FBG, PPG), SERUM MALONDIALDEHYDE (MDA) AND GLYCOSYLATED HEMOGLOBIN (HBA(1)) IN ADDITION TO DRUG TREATMENT AND DIET CONTROL. THE DURATION OF DIABETES RANGED FROM 1-10 YEARS. PATIENTS WITH RENAL, CARDIAC AND PROLIFERATIVE RETINAL DISEASES WERE EXCLUDED FROM THE STUDY. THE SAME PATIENTS SERVED AS THEIR OWN CONTROL. SUBJECTS WERE CALLED IN THE MORNING TO THE CARDIO-RESPIRATORY LABORATORY AND WERE GIVEN TRAINING BY A YOGA EXPERT. YOGA ASANAS INCLUDED SURYANAMSKAR, TADASAN, TRIKONASAN, PADMASAN, PRANAYAM, PASCHIMOTTANASAN, ARDHMATSYENDRASAN, PAVANMUKTHASAN, SARPASAN AND SHAVASAN. THE ASANAS WERE DONE EVERY DAY FOR 40 DAYS FOR 30-40 MIN. FBG, PPG, SERUM MDA AND HBA(1) WERE ESTIMATED BEFORE AND AFTER 40 DAYS OF YOGA ASANAS REGIMEN. SIGNIFICANT REDUCTION WAS SEEN IN FBG FROM 220 MG/DL TO 162 MG/DL, PPG FROM 311 MG/DL TO 255 MG/DL, MDA FROM 6 NMOL/L TO 3 NMOL/L AND HBA(1), FROM 8.8% TO 6.4%. SUBJECTS FELT BETTER AND WERE RELIEVED OF THEIR STRESSES AND HAD AN IMPROVEMENT IN THEIR DAY TO DAY PERFORMANCE. THE DECREASE WAS STATISTICALLY SIGNIFICANT (P<0.0001 FOR FBG AND PPG, P<0.001 FOR MDA AND FOR HBA(1)). 2001 17 741 15 EFFECT OF REGULAR YOGA PRACTICE ON RESPIRATORY REGULATION AND EXERCISE PERFORMANCE. YOGA ALTERS SPONTANEOUS RESPIRATORY REGULATION AND REDUCES HYPOXIC AND HYPERCAPNIC VENTILATORY RESPONSES. SINCE A LOWER VENTILATORY RESPONSE IS ASSOCIATED WITH AN IMPROVED ENDURANCE CAPACITY DURING WHOLE-BODY EXERCISE, WE TESTED WHETHER YOGIC SUBJECTS (YOGA) SHOW AN INCREASED ENDURANCE CAPACITY COMPARED TO MATCHED NON-YOGIC INDIVIDUALS (CON) WITH SIMILAR PHYSICAL ACTIVITY LEVELS. RESTING VENTILATION, THE VENTILATORY RESPONSE TO HYPERCAPNIA, PASSIVE LEG MOVEMENT AND EXERCISE, AS WELL AS ENDURANCE PERFORMANCE WERE ASSESSED. YOGA (N = 9), COMPARED TO CONTROL (N = 6), HAD A HIGHER TIDAL VOLUME AT REST (0.7+/-0.2 VS. 0.5+/-0.1 L, P = 0.034) AND A REDUCED VENTILATORY RESPONSE TO HYPERCAPNIA (33+/-15 VS. 47+/-15 L.MIN(-1), P = 0.048). A YOGA SUBGROUP (N = 6) WITH MAXIMAL PERFORMANCE SIMILAR TO CONTROL SHOWED A BLUNTED VENTILATORY RESPONSE TO PASSIVE CYCLING (11+/-2 VS. 14+/-2 L.MIN(-1), P = 0.039) AND A TENDENCY TOWARDS LOWER EXERCISE VENTILATION (33+/-2 VS. 36+/-3 L.MIN(-1), P = 0.094) WHILE CYCLING ENDURANCE (YOGA: 17.3+/-3.3; CON: 19.6+/-8.5 MIN, P = 0.276) DID NOT DIFFER. THUS, YOGA PRACTICE WAS NOT ASSOCIATED WITH IMPROVED EXERCISE CAPACITY NOR WITH SIGNIFICANT CHANGES IN EXERCISE VENTILATION DESPITE A SIGNIFICANTLY DIFFERENT RESPIRATORY REGULATION AT REST AND IN RESPONSE TO HYPERCAPNIA AND PASSIVE LEG MOVEMENT. 2016 18 781 13 EFFECT OF YOGA ASANAS ON NERVE CONDUCTION IN TYPE 2 DIABETES. TWENTY TYPE 2 DIABETIC SUBJECTS BETWEEN THE AGE GROUP OF 30-60 YEARS WERE STUDIED TO SEE THE EFFECT OF 40 DAYS OF YOGA ASANAS ON THE NERVE CONDUCTION VELOCITY. THE DURATION OF DIABETES RANGED FROM 0-10 YEARS. SUBJECT SUFFERING FROM CARDIAC, RENAL AND PROLIFERATIVE RETINAL COMPLICATIONS WERE EXCLUDED FROM THE STUDY YOGA ASANAS INCLUDED SURYANAMSKAR. TADASAN, KONASAN, PADMASAN PRANAYAM, PASCHIMOTTANSAN ARDHMATSYENDRASAN, SHAVASAN, PAVANMUKTHASAN, SARPASAN AND SHAVASAN. SUBJECTS WERE CALLED TO THE CARDIO-RESPIRATORY LABORATORY IN THE MORNING TIME AND WERE GIVEN TRAINING BY THE YOGA EXPERT. THE YOGA EXERCISES WERE PERFORMED FOR 30-40 MINUTES EVERY DAY FOR 40 DAYS IN THE ABOVE SEQUENCE. THE SUBJECTS WERE PRESCRIBED CERTAIN MEDICINES AND DIET. THE BASAL BLOOD GLUCOSE, NERVE CONDUCTION VELOCITY OF THE MEDIAN NERVE WAS MEASURED AND REPEATED AFTER 40 DAYS OF YOGIC REGIME. ANOTHER GROUP OF 20 TYPE 2 DIABETES SUBJECTS OF COMPARABLE AGE AND SEVERITY, CALLED THE CONTROL GROUP, WERE KEPT ON PRESCRIBED MEDICATION AND LIGHT PHYSICAL EXERCISES LIKE WALKING. THEIR BASAL & POST 40 DAYS PARAMETERS WERE RECORDED FOR COMPARISON. RIGHT HAND AND LEFT HAND MEDIAN NERVE CONDUCTION VELOCITY INCREASED FROM 52.81 +/- 1.1 M/SEC TO 53.87 +/- 1.1 M/SEC AND 52.46 +/- 1.0 TO 54.75 +/- 1/1 M/SEC RESPECTIVELY. CONTROL GROUP NERVE FUNCTION PARAMETERS DETERIORATED OVER THE PERIOD OF STUDY, INDICATING THAT DIABETES IS A SLOWLY PROGRESSIVE DISEASE INVOLVING THE NERVES. YOGA ASANAS HAVE A BENEFICIAL EFFECT ON GLYCAEMIC CONTROL AND IMPROVE NERVE FUNCTION IN MILD TO MODERATE TYPE 2 DIABETES WITH SUB-CLINICAL NEUROPATHY. 2002 19 1322 15 HEMODYNAMIC AND PRESSOR RESPONSES TO COMBINATION OF YOGA AND BLOOD FLOW RESTRICTION. A COMBINATION OF YOGA AND BLOOD FLOW RESTRICTION, EACH OF WHICH ELICITS MARKED PRESSOR RESPONSES, MAY FURTHER INCREASE BLOOD PRESSURE AND MYOCARDIAL OXYGEN DEMAND. TO DETERMINE THE IMPACT OF A COMBINATION OF YOGA AND BLOOD FLOW RESTRICTION ON HEMODYNAMIC RESPONSES, TWENTY YOUNG HEALTHY PARTICIPANTS PERFORMED 20 YOGA POSES WITH/WITHOUT BLOOD FLOW RESTRICTION BANDS PLACED ON BOTH LEGS. AT BASELINE, THERE WERE NO SIGNIFICANT DIFFERENCES IN ANY OF THE VARIABLES BETWEEN THE BLOOD FLOW RESTRICTION AND NON-BLOOD FLOW RESTRICTION CONDITIONS. BLOOD PRESSURE AND HEART RATE INCREASED IN RESPONSE TO THE VARIOUS YOGA POSES (P<0.01) BUT WERE NOT DIFFERENT BETWEEN THE BLOOD FLOW RESTRICTION AND NON-BLOOD FLOW RESTRICTION CONDITIONS. RATE-PRESSURE PRODUCTS, AN INDEX OF MYOCARDIAL OXYGEN DEMAND, INCREASED SIGNIFICANTLY DURING YOGA EXERCISES WITH NO SIGNIFICANT DIFFERENCES BETWEEN THE TWO CONDITIONS. RATING OF PERCEIVED EXERTION WAS NOT DIFFERENT BETWEEN THE CONDITIONS. BLOOD LACTATE CONCENTRATION WAS SIGNIFICANTLY GREATER AFTER PERFORMING YOGA WITH BLOOD FLOW RESTRICTION BANDS (P=0.007). CARDIO-ANKLE VASCULAR INDEX, AN INDEX OF ARTERIAL STIFFNESS, DECREASED SIMILARLY AFTER YOGA EXERCISE IN BOTH CONDITIONS WHILE FLOW-MEDIATED DILATION REMAINED UNCHANGED. IN CONCLUSION, THE USE OF LOWER BODY BLOOD FLOW RESTRICTION BANDS IN COMBINATION WITH YOGA DID NOT RESULT IN ADDITIVE OR SYNERGISTIC HEMODYNAMIC AND PRESSOR RESPONSES. 2020 20 926 19 EFFECTIVENESS OF YOGA LIFESTYLE ON LIPID METABOLISM IN A VULNERABLE POPULATION-A COMMUNITY BASED MULTICENTER RANDOMIZED CONTROLLED TRIAL. BACKGROUND: DYSLIPIDEMIA POSES A HIGH RISK FOR CARDIOVASCULAR DISEASE AND STROKE IN TYPE 2 DIABETES (T2DM). THERE ARE NO STUDIES ON THE IMPACT OF A VALIDATED INTEGRATED YOGA LIFESTYLE PROTOCOL ON LIPID PROFILES IN A HIGH-RISK DIABETES POPULATION. METHODS: HERE, WE REPORT THE RESULTS OF LIPID PROFILE VALUES OF 11,254 (YOGA 5932 AND CONTROL 5322) ADULTS (20-70 YEARS) OF BOTH GENDERS WITH HIGH RISK (>/=60 ON INDIAN DIABETES RISK SCORE) FOR DIABETES FROM A NATIONWIDE RURAL AND URBAN COMMUNITY-BASED TWO GROUP (YOGA AND CONVENTIONAL MANAGEMENT) CLUSTER RANDOMIZED CONTROLLED TRIAL. THE YOGA GROUP PRACTICED A VALIDATED INTEGRATED YOGA LIFESTYLE PROTOCOL (DYP) IN NINE DAY CAMPS FOLLOWED BY DAILY ONE-HOUR PRACTICE. BIOCHEMICAL PROFILING INCLUDED GLYCATED HEMOGLOBIN AND LIPID PROFILES BEFORE AND AFTER THREE MONTHS. RESULTS: THERE WAS A SIGNIFICANT DIFFERENCE BETWEEN GROUPS (P < 0.001 ANCOVA) WITH IMPROVED SERUM TOTAL CHOLESTEROL, TRIGLYCERIDES, LOW-DENSITY LIPOPROTEIN, AND HIGH-DENSITY LIPOPROTEIN IN THE YOGA GROUP COMPARED TO THE CONTROL GROUP. FURTHER, THE REGULATORY EFFECT OF YOGA WAS NOTED WITH A SIGNIFICANT DECREASE OR INCREASE IN THOSE WITH HIGH OR LOW VALUES OF LIPIDS, RESPECTIVELY, WITH MARGINAL OR NO CHANGE IN THOSE WITHIN THE NORMAL RANGE. CONCLUSION: YOGA LIFESTYLE IMPROVES AND REGULATES (LOWERED IF HIGH, INCREASED IF LOW) THE BLOOD LIPID LEVELS IN BOTH GENDERS OF PREDIABETIC AND DIABETIC INDIVIDUALS IN BOTH RURAL AND URBAN INDIAN COMMUNITIES. 2021