1 425 140 CALCIUM LOSS IN SWEAT DOES NOT STIMULATE PTH RELEASE: A STUDY OF BIKRAM HOT YOGA. IT HAS BEEN HYPOTHESIZED THAT SWEAT LOSS DURING EXERCISE CAUSES A DISRUPTION IN CALCIUM HOMEOSTASIS THAT ACTIVATES BONE RESORPTION AND OVER TIME LEADS TO LOW BONE MINERAL DENSITY. THE PURPOSE OF THIS SMALL PILOT STUDY WAS TO DETERMINE WHETHER DERMAL CALCIUM LOSS FROM A BOUT OF EXCESSIVE SWEATING DURING LIGHT INTENSITY PHYSICAL ACTIVITY TRIGGERS AN INCREASE IN BIOMARKERS OF BONE RESORPTION. BIOCHEMICAL MARKERS RELATED TO BONE HOMEOSTASIS WERE MEASURED BEFORE AND AFTER A 90 MIN BIKRAM HOT YOGA PRACTICE PERFORMED IN A ROOM HEATED TO 105 DEGREES F WITH 40 % HUMIDITY. PARTICIPANTS WERE FIVE FEMALES WITH A MEAN AGE OF 47.4 +/- 4.7 YEARS. NUDE BODY WEIGHT, SERUM TOTAL CALCIUM (CA(2+)), FREE IONIZED CALCIUM, ALBUMIN, PARATHYROID HORMONE (PTH) AND CTX-I WERE MEASURED BEFORE AND AFTER A BIKRAM HOT YOGA PRACTICE. MEAN ESTIMATED SWEAT LOSS WAS 1.54 +/- 0.65 L, WHICH ELICITED A 1.9 +/- 0.9 % DECREASE IN PARTICIPANT'S BODY WEIGHT. MEAN CA(2+) CONCENTRATION IN SWEAT WAS 2.9 +/- 1.7 MG/DL AND THE ESTIMATED MEAN TOTAL CALCIUM LOST WAS 41.3 +/- 16.4 MG. SERUM IONIZED CA(2+) INCREASED FROM 4.76 +/- 0.29 MG/DL TO 5.35 +/- 0.36 MG/DL AFTER THE BIKRAM HOT YOGA PRACTICE (P = 0.0118). SERUM PTH DECREASED FROM PRE- 33.9 +/- 3.3 PG/ML TO POST- 29.9 +/- 2.1 PG/ML YOGA PRACTICE (P = 0.0015) WHEN ADJUSTED FOR HEMOCONCENTRATION (PTHADJ), IMPLYING A DECREASE IN PTH SECRETION. WE CONCLUDE THAT CALCIUM LOSS IN SWEAT DURING 90 MIN OF BIKRAM HOT YOGA DID NOT TRIGGER AN INCREASE IN PTH SECRETION AND DID NOT INITIATE BONE RESORPTION. 2020 2 2160 27 THE EFFECTS OF WEIGHT BEARING YOGA TRAINING ON THE BONE RESORPTION MARKERS OF THE POSTMENOPAUSAL WOMEN. THIS STUDY WAS A PRELIMINARY REPORT TO INVESTIGATE THE EFFECTS OF THE WEIGHT BEARING YOGA TRAINING ON BOTH BONE RESORPTION MARKER AND THE QUALITY OF LIFE OF THE POSTMENOPAUSAL WOMEN. THE SAMPLES WERE RECRUITED BY THE PURPOSIVE SAMPLING FROM THE FEMALE CHULALONGKORN UNIVERSITY STAFF AGED BETWEEN 50-60 YEARS. THE SUBJECTS WERE DIVIDED INTO TWO GROUPS: EXPERIMENTAL GROUP AND CONTROL GROUP. THE BASELINE DEMOGRAPHIC DATA, THE BONE RESORPTION MARKER (BETA-CROSSLAPS), THE BONE FORMATION MARKER (P1NP) AND QUALITY OF LIFE (SF-36) DATA WERE COLLECTED. THE EXPERIMENTAL GROUP ATTENDED THE 12-WEEK WEIGHT-BEARING YOGA TRAINING 3 DAYS A WEEK, 50 MINUTES A DAY WHILE THE CONTROL GROUP LIVED THEIR NORMAL LIVES. AFTER 12TH WEEK, THE DATA COLLECTIONS WERE REPEATED IN BOTH GROUPS. THE EXPERIMENTAL GROUP (19 SUBJECTS, THE MEAN AGE 54.320 YRS) AND THE CONTROL GROUP (14 SUBJECTS, THE MEAN AGE 54.430 YRS) WERE RECRUITED. THE MEAN ULTRASOUND BMD OF BOTH HEELS IN BOTH GROUPS SHOWED NO OSTEOPENIA OR OSTEOPOROSIS. AFTER THE 12-WEEK TRAINING, THE MEAN BONE RESORPTION MARKER (BETA-CROSSLAPS) OF THE EXPERIMENTAL GROUP REDUCED FROM 0.464 TO 0.339 NG/ML (-26.939%) WHEREAS THE CONTROL GROUP REDUCED FROM 0.389 TO 0.386 NG/ML (-0.771%). THERE WAS A SIGNIFICANT DIFFERENCE (P < 0.05). THE MEAN OF THE BONE FORMATION MARKERS (PINP) IN THE EXPERIMENTAL GROUP REDUCED FROM 55.393 TO 42.401 NG/ML (-23.454%) AND THE BONE FORMATION MARKERS (PINP) IN THE CONTROL GROUP REDUCED FROM 61.903 TO 44.832 NG/ML (-27.577%). IN THE AREA OF THE LIFE QUALITY MEASUREMENT OF BOTH GROUPS, THE DATA OBTAINED FROM THE MEDICAL OUTCOMES STUDY SHORT-FORM SURVEY (SF-36) SHOWED THAT THERE WERE SIGNIFICANT DIFFERENCES AT 0.05 LEVELS FOR THE PHYSICAL FUNCTIONING, BODILY PAIN, GENERAL HEALTH, AND VITALITY. THE VARIANCE OF PERCENTAGE CHANGE VALUE OF THE EXPERIMENTAL GROUP INCREASED TO +25.299, +16.565, +15.309, AND +21.056. THE VARIANCE OF PERCENTAGE CHANGE VALUE OF THE CONTROL GROUP INCREASED TO +12.946, -1.221, -9.303 AND +2.291. THE WEIGH-BEARING YOGA TRAINING HAD A POSITIVE EFFECT ON BONE BY SLOWING DOWN BONE RESORPTION WHICH WAS A VERY ESSENTIAL INDICATOR FOR HUMAN HEALTH BECAUSE IT REDUCED THE OSTEOPOROSIS RISKS IN THE POSTMENOPAUSAL WOMEN. ADDITIONALLY, YOGA TRAINING PROMOTED BETTER QUALITY OF LIFE. 2009 3 268 38 ACUTE PHYSIOLOGIC EFFECTS OF PERFORMING YOGA IN THE HEAT ON ENERGY EXPENDITURE, RANGE OF MOTION, AND INFLAMMATORY BIOMARKERS. PERFORMING YOGA IN A HEATED ENVIRONMENT (HY) IS A POPULAR EXERCISE MODE PURPORTED TO IMPROVE RANGE OF MOTION (ROM), BODY COMPOSITION, AND AEROBIC FITNESS. THE PURPOSE OF THIS INVESTIGATION WAS TO COMPARE A SESSION OF HY TO ROOM TEMPERATURE YOGA (RTY) WITH REGARDS TO ROM, OXYGEN CONSUMPTION, CALORIC EXPENDITURE, AND BIOMARKERS OF ACUTE STRESS AND INFLAMMATION. SIXTEEN EXPERIENCED YOGA PRACTITIONERS (F14, M2; 40 +/- 11YR; 22.6 +/- 1.8 KG/M(2)) COMPLETED A 1-HOUR STANDARDIZED BIKRAM SEQUENCE IN HY (105 DEGREES F, 40 DEGREES C) AND RTY (74 DEGREES F, 23.3 DEGREES C) CONDITIONS (ORDER OF CONDITIONS RANDOMIZED, HUMIDITY STANDARDIZED AT 40%). INTRA-EXERCISE METABOLIC GAS EXCHANGE AND HEART RATE (HR) WAS MONITORED USING A METABOLIC CART. ROM MEASURES WERE TAKEN PRE AND POST-EXERCISE AT THE ELBOW, SHOULDER, HIP, AND KNEE. CYTOKINES INTERLEUKIN 6,10 (IL-6, IL-10) AND TUMOR-NECROSIS-FACTOR ALPHA (TNF-ALPHA) WERE ANALYZED FROM BLOOD SAMPLES COLLECTED PRE- AND 30-MINUTES POST-EXERCISE. INTRA-EXERCISE METABOLIC GAS EXCHANGE AND HEART RATE (HR) WAS MONITORED USING A METABOLIC CART. BOTH BOUTS ELICITED SIMILAR ACUTE CHANGES IN ROM ALTHOUGH HY ELICITED A GREATER INCREASE IN HIP ABDUCTION (RTYDELTA DEGREES = 2.3 +/- 1.3|HYDELTA DEGREES = 6.6 +/- 1.5; P < 0.05). MEAN VO2, PEAK VO2, %VO2MAX, HR, AND KCAL EXPENDITURE DID NOT DIFFER BETWEEN CONDITIONS. RER WAS LOWER DURING THE HY (RTY = 0.95 +/- 0.02| HY = 0.89 +/- 0.02; P < 0.05) WITH A CONCOMITANT ELEVATION IN FAT OXIDATION (RTY = 0.05 +/- 0.01|HY = 0.09 +/- 0.01, G.MIN(-1); P < 0.05) AND DECREASE IN CARBOHYDRATE OXIDATION (RTY = 0.51 +/- 0.04|HY = 0.44 +/- 0.03, G.MIN(-1); P < 0.05). SERUM IL-6 WAS INCREASED (15.5 +/- 8.0-FOLD) FOLLOWING HY ONLY (P < 0.05). HY DOES NOT SIGNIFICANTLY ELEVATE AEROBIC ENERGY COST COMPARED TO RTY BUT MAY ACUTELY INCREASE FAT SUBSTRATE UTILIZATION AND HIP ROM. FUTURE STUDIES REMAIN NEEDED TO ESTABLISH DOSE-RESPONSE RELATIONSHIPS FOR INCLUDING HY OR RTY INTO WELL-ROUNDED FITNESS PROGRAMS. 2020 4 1029 31 EFFECTS OF YOGA EXERCISE ON SALIVARY BETA-DEFENSIN 2. PURPOSE: YOGA STRETCHING CAN BE DONE COMFORTABLY AND EASILY BY BEGINNERS AND OLDER ADULTS TO COMPENSATE FOR LACK OF EXERCISE OR POOR HEALTH MAINTENANCE. THE AIM OF THIS STUDY WAS TO DETERMINE THE EFFECT OF YOGA STRETCHING ON MUCOSAL IMMUNE FUNCTIONS, PRIMARILY HUMAN BETA-DEFENSIN 2 (HBD-2) IN SALIVA. METHODS: FIFTEEN HEALTHY ADULTS (AGE, 60.4 +/- 8.0 YEARS) PARTICIPATED IN THE STUDY. PARTICIPANTS RESTED FOR 90 MIN ON THE FIRST DAY AND PERFORMED YOGA FOR 90 MIN ON THE SECOND DAY. MEASUREMENTS WERE CARRIED OUT BEFORE AND AFTER REST OR YOGA. SALIVA SAMPLES WERE COLLECTED BY CHEWING A STERILE COTTON AT A FREQUENCY OF 60 CYCLES PER MIN. SALIVARY HBD-2 CONCENTRATION WAS MEASURED USING AN ENZYME-LINKED IMMUNOSORBENT ASSAY. RESULTS: HBD-2 CONCENTRATION AFTER YOGA STRETCHING (165.4 +/- 127.1 PG/ML) WAS SIGNIFICANTLY HIGHER THAN THAT BEFORE YOGA STRETCHING (84.1 +/- 63.4 PG/ML; P < 0.01). HBD-2 EXPRESSION RATE AFTER YOGA STRETCHING (232.8 +/- 192.9 PG/MIN) WAS SIGNIFICANTLY HIGHER THAN THAT BEFORE YOGA STRETCHING (110.7 +/- 96.8 PG/MIN; P < 0.01). HBD-2 CONCENTRATION (P < 0.05) AND HBD-2 EXPRESSION RATE (P < 0.01) AT POST ON THE SECOND DAY (YOGA) WAS SIGNIFICANTLY HIGHER THAN THAT ON THE FIRST DAY (REST). POMS SCORE OF ANGER-HOSTILITY WAS LOWER AFTER YOGA THAN BEFORE. CONCLUSIONS: YOGA STRETCHING FOR 90 MIN CAN INCREASE SALIVARY HBD-2 EXPRESSION IN OLDER ADULTS. THEREFORE, YOGA STRETCHING MIGHT BE USEFUL FOR OLDER ADULTS AND ATHLETES TO MAINTAIN THEIR HEALTH. 2013 5 1944 59 SALT AND WATER BALANCE AFTER SWEAT LOSS: A STUDY OF BIKRAM YOGA. BIKRAM YOGA IS PRACTICED IN A ROOM HEATED TO 105 DEGREES F WITH 40% HUMIDITY FOR 90 MIN. DURING THE CLASS A LARGE VOLUME OF WATER AND ELECTROLYTES ARE LOST IN THE SWEAT, SPECIFICALLY, SODIUM IS LOST, THE MAIN CATION OF THE EXTRACELLULAR FLUID. THERE IS LITTLE KNOWN ABOUT THE VOLUME OF SWEAT AND THE AMOUNT OF SODIUM LOST IN SWEAT DURING BIKRAM YOGA OR THE OPTIMUM QUANTITY OF FLUID REQUIRED TO REPLACE THESE LOSSES. THE PARTICIPANTS WHO TOOK PART IN THIS SMALL FEASIBILITY STUDY WERE FIVE FEMALES WITH A MEAN AGE OF 47.4 +/- 4.7 YEARS AND 2.6 +/- 1.6 YEARS OF EXPERIENCE AT BIKRAM YOGA. THE TOTAL BODY WEIGHT, WATER CONSUMED, SERUM SODIUM CONCENTRATION, SERUM OSMOLALITY, AND SERUM ALDOSTERONE LEVELS WERE ALL MEASURED BEFORE AND AFTER A BIKRAM YOGA PRACTICE. SWEAT SODIUM CHLORIDE CONCENTRATION AND OSMOLALITY WERE MEASURED AT THE END OF THE PRACTICE. THE MEAN ESTIMATED SWEAT LOSS WAS 1.54 +/- 0.65 L, WHILE THE AMOUNT OF WATER CONSUMED DURING BIKRAM YOGA WAS 0.38 +/- 0.22 L. EVEN THOUGH ONLY 25% OF THE SWEAT LOSS WAS REPLENISHED WITH WATER INTAKE DURING THE BIKRAM YOGA CLASS, WE DID NOT OBSERVE A CHANGE IN SERUM SODIUM LEVELS OR SERUM OSMOLALITY. THE SWEAT CONTAINED 82 +/- 16 MMOL/L OF SODIUM CHLORIDE FOR AN ESTIMATED TOTAL OF 6.8 +/- 2.1 G OF SODIUM CHLORIDE LOST IN THE SWEAT. THE SERUM ALDOSTERONE INCREASED 3.5-FOLD FROM BEFORE TO AFTER BIKRAM YOGA. THERE WAS A DECREASE IN THE EXTRACELLULAR BODY FLUID COMPARTMENT OF 9.7%. SWEAT LOSS IN BIKRAM YOGA PREDOMINATELY PRODUCED A VOLUME DEPLETION RATHER THAN THE DEHYDRATION OF BODY FLUIDS. THE SWEATING-STIMULATED RISE IN SERUM ALDOSTERONE LEVELS WILL LEAD TO INCREASED SODIUM REABSORPTION FROM THE KIDNEY TUBULES AND RESTORE THE EXTRACELLULAR FLUID VOLUME OVER THE NEXT 24 HR. 2020 6 417 34 BODY TEMPERATURE IN PRACTITIONERS OF A YOGA BREATHING TECHNIQUE CONSIDERED TO BE HEAT GENERATING. CONTEXT: SURYABHEDA PRANAYAMA IS TRADITIONALLY DESCRIBED AS "INCREASING THE INNER FIRE" AND IS BELIEVED TO BE HEAT GENERATING. AIMS: THE PRESENT STUDY AIMED AT DETERMINING WHETHER THE SURFACE BODY TEMPERATURE WOULD INCREASE AFTER SURYABHEDA PRANAYAMA PRACTICE COMPARED WITH SITTING QUIETLY FOR THE SAME DURATION AS A CONTROL. MATERIALS AND METHODS: NINETEEN PARTICIPANTS WITH EXPERIENCE OF SURYABHEDA PRANAYAMA PRACTICE (GROUP MEAN EXPERIENCE +/- STANDARD DEVIATION, 30.2 +/- 22.8 MONTHS) WERE ASSESSED IN 3 SESSIONS ON SEPARATE DAYS. THE SESSIONS WERE (I) SURYABHEDA PRANAYAMA WITH PHYSIOLOGICAL LOCKS OR BREATH RETENTION, (II) SURYABHEDA PRANAYAMA WITHOUT PHYSIOLOGICAL LOCKS OR BREATH RETENTION, AND (III) QUIET SITTING (CONTROL SESSION). THE AXILLARY SURFACE BODY TEMPERATURE WAS MONITORED IN ALL THREE SESSIONS BEFORE (5 MIN), DURING (15 MIN), AND AFTER (5 MIN) THE INTERVENTION. AMBIENT TEMPERATURE AND HUMIDITY IN THE RECORDING CABIN USED FOR TESTING WERE NOTED. FROM THE AMBIENT TEMPERATURE AND HUMIDITY, THE HEAT INDEX WAS DERIVED. STATISTICAL ANALYSIS: REPEATED MEASURES ANALYSES OF VARIANCE WERE PERFORMED TO COMPARE VALUES BEFORE, DURING, AND AFTER THE 3 SESSIONS, USING SPSS VERSION 24.0. RESULTS: THE SURFACE BODY TEMPERATURE INCREASED DURING AND AFTER SURYABHEDA PRANAYAMA WITH PHYSIOLOGICAL LOCKS (P < 0.001; P < 0.001), SURYABHEDA PRANAYAMA WITHOUT PHYSIOLOGICAL LOCKS (P < 0.01; P < 0.001), AND QUIET SITTING (P < 0.001; P < 0.001) COMPARED TO THE RESPECTIVE BEFORE VALUES. CONCLUSION: THE CONTROL (I.E., QUIET SITTING) AND EXPERIMENTAL SESSIONS (I.E., SURYABHEDA WITH LOCKS AND SURYABHEDA WITHOUT LOCKS) SHOWED A COMPARABLE INCREASE IN THE SURFACE BODY TEMPERATURE. HENCE, THE INCREASE IN SURFACE BODY TEMPERATURE DURING AND AFTER EXPERIMENTAL SESSIONS DOES NOT APPEAR TO BE RELATED TO THE PRANAYAMA TECHNIQUES. THE POSSIBLE FACTORS WHICH MAY HAVE CONTRIBUTED TO INCREASED SURFACE BODY TEMPERATURE IN THE CONTROL AND EXPERIMENTAL SESSIONS HAVE BEEN DISCUSSED. 2020 7 437 32 CARDIOVASCULAR AND METABOLIC EFFECTS OF INTENSIVE HATHA YOGA TRAINING IN MIDDLE-AGED AND OLDER WOMEN FROM NORTHERN MEXICO. BACKGROUND: HATHA YOGA (HY) CAN BE AN ALTERNATIVE TO IMPROVE PHYSICAL ACTIVITY IN MIDDLE-AGED AND OLDER WOMEN. HOWEVER, CONVENTIONAL HY (CHY) EXERCISING MAY NOT RESULT IN ENOUGH TRAINING STIMULUS TO IMPROVE CARDIOVASCULAR FITNESS. THE PURPOSE OF THIS STUDY WAS TO EVALUATE THE EFFECT OF AN INTENSIVE HY INTERVENTION (IHY) ON CARDIOVASCULAR RISK FACTORS IN MIDDLE-AGED AND OLDER WOMEN FROM NORTHERN MEXICO. MATERIALS AND METHODS: IN THIS PROSPECTIVE QUASIEXPERIMENTAL DESIGN, FOUR MIDDLE-AGED AND NINE OLDER CHY PRACTICING FEMALES (YOGINIS) WERE ENROLLED INTO AN 11-WEEK IHY PROGRAM CONSISTING OF 5 SESSIONS/WEEK FOR 90 MIN (55 SESSIONS). THE PROGRAM ADHERENCE, ASANA PERFORMANCE, AND WORK INTENSITY WERE ASSESSED ALONG THE INTERVENTION. ANTHROPOMETRIC [BODY MASS INDEX (BMI), % BODY FAT AND SIGMA SKIN FOLDS], CARDIOVASCULAR FITNESS [MAXIMAL EXPIRED AIR VOLUME (VE(MAX)), MAXIMAL O(2) CONSUMPTION (VO(2MAX)), MAXIMAL HEART RATE (HR(MAX)), SYSTOLIC (BPS) AND DIASTOLIC BLOOD PRESSURE (BPD)], BIOCHEMICAL [GLUCOSE, TRIACYLGLYCEROLS (TAG), TOTAL CHOLESTEROL (TC), HIGH-DENSITY LIPOPROTEIN CHOLESTEROL (HDL-C), AND LOW-DENSITY LIPOPROTEIN CHOLESTEROL (LDL-C)], AND DIETARY PARAMETERS WERE EVALUATED BEFORE AND AFTER IHY. RESULTS: DAILY CALORIC INTAKE (~1,916 KCAL/DAY), PROGRAM ADHERENCE (~85%), AND EXERCISING SKILLS (ASANA PERFORMANCE) WERE SIMILAR IN BOTH MIDDLE-AGED AND OLDER WOMEN. THE IHY PROGRAM DID NOT MODIFY ANY ANTHROPOMETRIC MEASUREMENTS. HOWEVER, IT INCREASED VO(2MAX) AND VE(MAX) AND HDL-C WHILE TAG AND LDL-C REMAINED STABLE IN BOTH MIDDLE-AGED AND OLDER GROUPS (P < 0.01). CONCLUSIONS: THE PROPOSED IHY PROGRAM IMPROVES DIFFERENT CARDIOVASCULAR RISK FACTORS (NAMELY VO(2MAX) AND HDL-C) IN MIDDLE-AGED AND OLDER WOMEN. 2009 8 968 44 EFFECTS OF AN 8-MONTH ASHTANGA-BASED YOGA INTERVENTION ON BONE METABOLISM IN MIDDLE-AGED PREMENOPAUSAL WOMEN: A RANDOMIZED CONTROLLED STUDY. ALTHOUGH YOGA HAS THE POTENTIAL TO BE AN ALTERNATIVE PHYSICAL ACTIVITY TO ENHANCE BONE HEALTH, THERE IS A LACK OF HIGH QUALITY EVIDENCE FOR THIS TYPE OF INTERVENTION. THE PURPOSE OF THIS RANDOMIZED CONTROLLED TRIAL WAS TO EXAMINE THE EFFECTS OF A PROGRESSIVE 8-MONTH ASHTANGA-BASED YOGA PROGRAM ON BONE TURNOVER MARKERS (BTM), AREAL BONE MINERAL DENSITY (ABMD) AND VOLUMETRIC BONE CHARACTERISTICS IN PREMENOPAUSAL WOMEN. THIRTY-FOUR PREMENOPAUSAL WOMEN (35-50 YEARS) WERE RANDOMLY ASSIGNED EITHER TO A YOGA GROUP (YE, N = 16) OR A CONTROL GROUP (CON, N = 18). PARTICIPANTS IN YE GROUP PERFORMED 60 MINUTES OF AN ASHTANGA-BASED YOGA SERIES 2 TIMES/WEEK WITH ONE DAY BETWEEN SESSIONS FOR 8 MONTHS, AND THE SESSION INTENSITY WAS PROGRESSIVELY INCREASED BY ADDING THE NUMBER OF SUN SALUTATIONS (SS). PARTICIPANTS IN CON WERE ENCOURAGED TO MAINTAIN THEIR NORMAL DAILY LIFESTYLES MONITORED BY THE BONE SPECIFIC PHYSICAL ACTIVITY QUESTIONNAIRE (BPAQ) AT 2 MONTH INTERVALS FOR 8 MONTHS. BODY COMPOSITION WAS MEASURED BY DUAL ENERGY X-RAY ABSORPTIOMETRY (DXA). BONE FORMATION (BONE ALKALINE PHOSPHATASE, BONE ALP) AND BONE RESORPTION (TARTRATE-RESISTANT ACID PHOSPHATASE-5B, TRAP5B) MARKERS WERE ASSESSED AT BASELINE AND AFTER 8 MONTHS. ABMD OF TOTAL BODY, LUMBAR SPINE AND DUAL PROXIMAL FEMUR AND TIBIA BONE CHARACTERISTICS WERE MEASURED USING DXA AND PERIPHERAL QUANTITATIVE COMPUTED TOMOGRAPHY (PQCT), RESPECTIVELY. WE FOUND THAT THE SERUM BONE ALP CONCENTRATIONS WERE MAINTAINED IN YE, BUT SIGNIFICANTLY (P = 0.005) DECREASED IN CON AFTER THE 8 MONTH INTERVENTION, AND THERE WERE SIGNIFICANT (P = 0.002) GROUP DIFFERENCES IN BONE ALP PERCENT CHANGES (YE 9.1 +/- 4.0% VS. CON -7.1 +/- 2.3%). NO CHANGES IN TRAP5B WERE FOUND IN EITHER GROUP. THE 8-MONTH YOGA PROGRAM DID NOT INCREASE ABMD OR TIBIA BONE STRENGTH VARIABLES. BODY COMPOSITION RESULTS SHOWED NO CHANGES IN WEIGHT, FAT MASS, OR % FAT, BUT SMALL SIGNIFICANT INCREASES IN BONE FREE LEAN BODY MASS OCCURRED IN BOTH GROUPS. THE FINDINGS OF THIS STUDY SUGGEST THAT REGULAR LONG-TERM ASHTANGA YOGA HAD A SMALL POSITIVE EFFECT ON BONE FORMATION BUT DID NOT ALTER ABMD OR TIBIA BONE CHARACTERISTICS IN PREMENOPAUSAL WOMEN. KEY POINTSREGULAR LONG-TERM ASHTANGA-BASED YOGA PROGRAM HAD A SMALL POSITIVE EFFECT ON BONE FORMATION, BUT NO EFFECTS WERE FOUND ON BONE RESORPTION.NONE OF THE BONE DENSITY OR GEOMETRY VARIABLES WERE CHANGED BY THE 8-MONTH ASHTANGA-BASED YOGA INTERVENTION.FUTURE YOGA INTERVENTIONS SHOULD FOCUS ON LONGER DURATION AND GREATER FREQUENCY TO ELICIT IMPROVEMENTS IN BONE MINERAL DENSITY. 2015 9 2747 23 YOGA PRACTICE IN DIABETES IMPROVES PHYSICAL AND PSYCHOLOGICAL OUTCOMES. BACKGROUND: THE AIM OF THIS STUDY WAS TO EXAMINE THE EFFECT OF YOGA PRACTICE ON CLINICAL AND PSYCHOLOGICAL OUTCOMES IN SUBJECTS WITH TYPE 2 DIABETES MELLITUS (T2DM). METHODS: IN A 40-DAY YOGA CAMP AT THE INSTITUTE OF YOGA AND CONSCIOUSNESS, AMBULATORY SUBJECTS WITH T2DM NOT HAVING SIGNIFICANT COMPLICATIONS (N = 35) PARTICIPATED IN A 40-DAY YOGA CAMP, WHERE YOGIC PRACTICES WERE OVERSEEN BY TRAINED YOGA TEACHERS. CLINICAL, BIOCHEMICAL, AND PSYCHOLOGICAL WELL-BEING WERE STUDIED AT BASELINE AND AT THE END OF THE CAMP. RESULTS: AT THE END OF THE STUDY, THERE WAS A REDUCTION OF BODY MASS INDEX (BMI) (26.514 +/- 3.355 TO 25.771 +/- 3.40; P < 0.001) AND ANXIETY (6.20 +/- 3.72 TO 4.29 +/- 4.46; P < 0.05) AND AN IMPROVEMENT IN TOTAL GENERAL WELL-BEING (48.6 +/- 11.13 TO 52.66 +/- 52.66 +/- 12.87; P < 0.05). CONCLUSIONS: PARTICIPATION OF SUBJECTS WITH T2DM IN YOGA PRACTICE FOR 40 DAYS RESULTED IN REDUCED BMI, IMPROVED WELL-BEING, AND REDUCED ANXIETY. 2009 10 295 27 AGE RELATED DIFFERENCES OF SELECTED HATHA YOGA PRACTICES ON ANTHROPOMETRIC CHARACTERISTICS, MUSCULAR STRENGTH AND FLEXIBILITY OF HEALTHY INDIVIDUALS. BACKGROUND: PHYSIOLOGICAL BENEFITS OF YOGA ON VOLUNTEERS OF A PARTICULAR AGE GROUP ARE AVAILABLE. HOWEVER, REPORTS ON EFFICACY OF A SPECIFIC YOGA PACKAGE ON THE POPULACE OF DIFFERENT AGE GROUPS FROM SIMILAR OCCUPATIONAL BACKGROUND IS STILL VERY LIMITED. THEREFORE, THE PRESENT STUDY WAS CONDUCTED TO APPRAISE THE EFFECT OF A SPECIFIC HATHA YOGA PACKAGE ON ANTHROPOMETRIC CHARACTERISTICS, FLEXIBILITY AND MUSCULAR STRENGTH OF HEALTHY INDIVIDUALS OF DIFFERENT AGE GROUPS FROM SIMILAR OCCUPATIONAL TRADE. MATERIALS AND METHODS: A TOTAL OF 71 PARTICIPANTS (GROUP ALL) FROM INDIAN AIR FORCE GROUND PERSONNEL VOLUNTEERED AND AGE WISE DIVIDED INTO 3 GROUPS - (I) GROUP I (GR. - I) (N1 = 27, 20-29 YEARS), (II) GROUP II (GR. - II) (N2 = 21, 30-39 YEARS) AND (III) GROUP III (GR. - III) (N3 = 23, 40-49 YEARS). ALL THE PARTICIPANTS UNDERGONE SELECTED HATHA YOGA TRAINING FOR 1 H DAILY FOR A PERIOD OF 12 WEEKS. PARAMETERS WERE RECORDED BEFORE AND AFTER THE TRAINING. PRE AND POST TRAINING DIFFERENCES WERE ASSESSED BY STUDENT'S T-TEST. RESULTS: BODY WEIGHT (ALL, GR. - II AND GR. - III [ALL P < 0.05]), BODY MASS INDEX (GR. - II AND GR. - III [BOTH P < 0.01]) AND FAT% (GR. - II AND III [BOTH P < 0.05]) WERE DECREASED SIGNIFICANTLY. NECK CIRCUMFERENCE WAS INCREASED SIGNIFICANTLY IN GR. - I (P < 0.05) BUT DECREASED SIGNIFICANTLY IN GR. - III (P < 0.05). CHEST CIRCUMFERENCE (ALL (P < 0.001), IN GR. - I AND II [BOTH P < 0.05]), GRIP STRENGTH (ALL [LEFT: P < 0.01 AND RIGHT: P < 0.05], IN GR. - I [LEFT: P < 0.05 AND RIGHT: P < 0.01], IN GR. - II [RIGHT: P < 0.05] AND IN GR. - III [LEFT: P < 0.05 AND RIGHT: P < 0.01]), BACK LEG STRENGTH (GROUP WISE P < 0.001, P < 0.05, P < 0.01 AND P < 0.05 RESPECTIVELY) AND FLEXIBILITY (ALL P < 0.001) WERE INCREASED SIGNIFICANTLY. SUMMARY AND CONCLUSION: HATHA YOGA CAN IMPROVE ANTHROPOMETRIC CHARACTERISTICS, MUSCULAR STRENGTH AND FLEXIBILITY AMONG VOLUNTEERS OF DIFFERENT AGE GROUP AND CAN ALSO BE HELPFUL IN PREVENTING AND ATTENUATING AGE RELATED DETERIORATION OF THESE PARAMETERS. 2015 11 509 26 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 12 2905 23 [LONG-TERM EFFECTS OF BREATHING EXERCISES AND YOGA IN PATIENTS WITH BRONCHIAL ASTHMA]. TO COMPARE THE EFFECTS OF BREATHING EXERCISES (BE) OR YOGA (Y) ON THE COURSE OF BRONCHIAL ASTHMA WE STUDIED 36 SUBJECTS WITH A MILD DISEASE. THE PATIENTS WERE RANDOMLY DIVIDED INTO 3 GROUPS. 2 OF THEM PARTICIPATED IN A 3 WEEKS TRAINING PROGRAM OF BE OR Y WHILE THE THIRD GROUP RESTED WITHOUT ANY ADDITIONAL TREATMENT (CONTROL GROUP, C). AT THE END OF THE TRAINING PERIOD THE PATIENTS WERE ASKED TO PRACTISE BE OR Y ON THEIR OWN. DRUG THERAPY AND LUNG FUNCTION PARAMETERS BEFORE AND AFTER A BETA 2-AGONIST METERED DOSE INHALER (ALBUTEROL, ALB) WERE RECORDED PRIOR TO THE TRAINING PROGRAM AND IN 4 WEEKS INTERVALS FOR 4 MONTHS THEREAFTER. THE RESPONSE TO THE BETA 2-AGONIST WAS DOCUMENTED CONTINUOUSLY IN 28 PATIENTS. THE MENTAL STATE OF THE PATIENTS WAS ELUCIDATED BY QUESTIONNAIRES.--PRIOR TO THE STUDY A SIGNIFICANT EFFECT OF INHALED ALB ON THE FEV1 WAS SHOWN WITHOUT ANY SIGNIFICANT BETWEEN GROUP DIFFERENCES. BOTH, BE AND Y, CAUSED A SIGNIFICANT AMELIORATION OF THE MENTAL STATE BUT ONLY THE BE INDUCED A SIGNIFICANT IMPROVEMENT OF LUNG FUNCTION PARAMETERS COMPARED TO THE INDIVIDUAL BASELINE VALUES. THE FEV1 INCREASED SIGNIFICANTLY BY 356.3 +/- 146.2 ML (P < 0.05) AND THE VC BY 225.0 +/- 65.5 ML (P < 0.01). THESE LONG-TERM CHANGES WERE NOT SIGNIFICANTLY DIFFERENT FROM THE ACTUAL RESPONSE TO ALB. BE DECREASED THE RV SIGNIFICANTLY BY 306.3 +/- 111.6 ML (P < 0.05), AN EFFECT SIGNIFICANTLY HIGHER COMPARED TO THE BETA 2-AGONIST (P < 0.01). BE IN COMBINATION WITH ALB CAUSED AN ADDITIVE EFFECT.(ABSTRACT TRUNCATED AT 250 WORDS) 1994 13 416 24 BODY TEMPERATURE AND ENERGY EXPENDITURE DURING AND AFTER YOGA BREATHING PRACTICES TRADITIONALLY DESCRIBED AS COOLING. BACKGROUND IN TRADITIONAL YOGA TEXTS, SHEETALI AND SITKARI PRANAYAMAS ARE DESCRIBED AS COOLING. THE PRESENT STUDY WAS AIMED AT RECORDING THE SURFACE BODY TEMPERATURE, OXYGEN CONSUMED, AND CARBON DIOXIDE ELIMINATED BEFORE, DURING, AND AFTER PERFORMANCE OF SHEETALI AND SITKARI PRANAYAMAS. MATERIAL AND METHODS SEVENTEEN HEALTHY MALE VOLUNTEERS WITH AGES BETWEEN 19 TO 25 YEARS (AVERAGE AGE 20.7+/-1.8 YEARS) WERE ASSESSED IN 4 SESSIONS, VIZ. SHEETALI PRANAYAMA, SITKARI PRANAYAMA, BREATH AWARENESS AND QUIET LYING, ON 4 SEPARATE DAYS, IN RANDOM SEQUENCE. THE AXILLARY SURFACE BODY TEMPERATURE (TRUSCOPE II, SCHILLER, CHINA) AND METABOLIC VARIABLES (QUARK CPET, COSMED, ITALY) WERE RECORDED IN 3 PERIODS: BEFORE (5 MINUTES), DURING (18 MINUTES), AND AFTER (5 MINUTES), IN EACH OF THE 4 SESSIONS. THE HEAT INDEX WAS CALCULATED IN THE BEFORE AND AFTER PERIODS, BASED ON RECORDINGS OF AMBIENT TEMPERATURE AND HUMIDITY. DATA WERE ANALYZED USING SPSS (VERSION 24.0). RESULTS BODY TEMPERATURE INCREASED SIGNIFICANTLY DURING SHEETALI AND SITKARI (P<0.05, P<0.01; RESPECTIVELY) WHILE IT DECREASED AFTER BREATH AWARENESS AND QUIET LYING DOWN (P<0.01, P<0.001; RESPECTIVELY) WHEN COMPARED WITH RESPECTIVE POST-EXERCISE STATES. OXYGEN CONSUMPTION INCREASED BY 9.0% DURING SHEETALI (P<0.05) AND BY 7.6% DURING SITKARI (P<0.01) WHILE IT DECREASED SIGNIFICANTLY DURING (P<0.05) AND AFTER (P<0.01) QUIET LYING DOWN COMPARED TO RESPECTIVE PRE-EXERCISE STATES. CONCLUSIONS THE RESULTS DO NOT SUPPORT THE DESCRIPTION OF THESE YOGA BREATHING PRACTICES AS COOLING. THESE YOGA BREATHING PRACTICES MAY BE USED TO INDUCE A MILD HYPERMETABOLIC STATE. 2020 14 2396 15 YOGA AND CHEMOREFLEX RESPONSE TO HYPOXIA AND HYPERCAPNIA. WE TESTED WHETHER CHEMOREFLEX SENSITIVITY COULD BE AFFECTED BY THE PRACTICE OF YOGA, AND WHETHER THIS IS SPECIFICALLY BECAUSE OF A SLOW BREATHING RATE OBTAINED DURING YOGA OR AS A GENERAL CONSEQUENCE OF YOGA. WE FOUND THAT SLOW BREATHING RATE PER SE SUBSTANTIALLY REDUCED CHEMOREFLEX SENSITIVITY, BUT LONG-TERM YOGA PRACTICE WAS RESPONSIBLE FOR A GENERALISED REDUCTION IN CHEMOREFLEX. 2000 15 1365 24 IMPACT OF 10-WEEKS OF YOGA PRACTICE ON FLEXIBILITY AND BALANCE OF COLLEGE ATHLETES. BACKGROUND: WITH CLEARER EVIDENCE OF ITS BENEFITS, COACHES, AND ATHLETES MAY BETTER SEE THAT YOGA HAS A ROLE IN OPTIMIZING PERFORMANCE. AIMS: TO DETERMINE THE IMPACT OF YOGA ON MALE COLLEGE ATHLETES (N = 26). METHODS: OVER A 10-WEEK PERIOD, A YOGA GROUP (YG) OF ATHLETES (N = 14) TOOK PART IN BIWEEKLY YOGA SESSIONS; WHILE A NONYOGA GROUP (NYG) OF ATHLETES (N = 12) TOOK PART IN NO ADDITIONAL YOGA ACTIVITY. PERFORMANCE MEASURES WERE OBTAINED IMMEDIATELY BEFORE AND AFTER THIS PERIOD. MEASUREMENTS OF FLEXIBILITY AND BALANCE, INCLUDED: SIT-REACH (SR), SHOULDER FLEXIBILITY (SF), AND STORK STAND (SS); DYNAMIC MEASUREMENTS CONSISTED OF JOINT ANGLES (JA) MEASURED DURING THE PERFORMANCE OF THREE DISTINCT YOGA POSITIONS (DOWNWARD DOG [DD]; RIGHT FOOT LUNGE [RFL]; CHAIR [C]). RESULTS: SIGNIFICANT GAINS WERE OBSERVED IN THE YG FOR FLEXIBILITY (SR, P = 0.01; SF, P = 0.03), AND BALANCE (SS, P = 0.05). NO SIGNIFICANT DIFFERENCES WERE OBSERVED IN THE NYG FOR FLEXIBILITY AND BALANCE. SIGNIFICANTLY, GREATER JA WERE OBSERVED IN THE YG FOR: RFL (DORSIFLEXION, L-ANKLE; P = 0.04), DD (EXTENSION, R-KNEE, P = 0.04; R-HIP; P = 0.01; FLEXION, R-SHOULDER; P = 0.01) AND C (FLEXION, R-KNEE; P = 0.01). SIGNIFICANT JA DIFFERENCES WERE OBSERVED IN THE NYG FOR: DD (FLEXION, R-KNEE, P = 0.01: R-HIP, P = 0.05; R-SHOULDER, P = 0.03) AND C (FLEXION R-KNEE, P = 0.01; EXTENSION, R-SHOULDER; P = 0.05). A BETWEEN GROUP COMPARISON REVEALED THE SIGNIFICANT DIFFERENCES FOR: RFL (L-ANKLE; P = 0.01), DD (R-KNEE, P = 0.01; R-HIP; P = 0.01), AND C (R-SHOULDER, P = 0.02). CONCLUSIONS: RESULTS SUGGEST THAT A REGULAR YOGA PRACTICE MAY INCREASE THE FLEXIBILITY AND BALANCE AS WELL AS WHOLE BODY MEASURES OF MALE COLLEGE ATHLETES AND THEREFORE, MAY ENHANCE ATHLETIC PERFORMANCES THAT REQUIRE THESE CHARACTERISTICS. 2016 16 2142 30 THE EFFECTS OF HOT YOGA ON KIDNEY FUNCTION: AN OBSERVATIONAL PILOT AND FEASIBILITY STUDY. YOGA HAS BEEN SHOWN TO HAVE HEALTH BENEFITS, WHEREAS EXERCISING IN A HOT ENVIRONMENT HAS DELETERIOUS EFFECTS ON KIDNEY FUNCTION. THERE ARE NO LONG-TERM STUDIES ON THE PHYSIOLOGICAL EFFECTS OF HOT YOGA. THE PURPOSE OF THIS STUDY WAS TO INVESTIGATE CHANGES IN RENAL FUNCTION ACUTELY AND OVER TIME BETWEEN PRACTITIONERS OF HOT AND NON-HOT YOGA. URINE AND CAPILLARY SAMPLES WERE COLLECTED FOR URINALYSIS, ALBUMIN-CREATININE RATIO, AND SERUM CREATININE AT YOGA STUDIOS PREAND POSTEXERCISE OVER 1 YEAR. THIRTY-TWO PARTICIPANTS IN NON-HOT YOGA AND 19 PARTICIPANTS IN HOT YOGA WERE RECRUITED. DIFFERENCE IN BLOOD CAPILLARY CREATININE (POST-YOGA MINUS PRE-YOGA) SHOWED A 7.52 MUMOL/L (SD 11.46) INCREASE FOR PRACTITIONERS OF HOT YOGA AND A 4.07 MUMOL/L (SD 9.94) INCREASE FOR PRACTITIONERS OF NON-HOT YOGA, WITH A BETWEEN-GROUP DIFFERENCE OF 3.45 MUMOL/L (95% CI -0.42, 7.32; P = 0.08). OVER 1 YEAR, THE MEAN DIFFERENCE IN BLOOD CAPILLARY CREATININE FOR THE HOT GROUP INCREASED BY 0.91 MUMOL/L (SD 11.00) AND BY 3.08 MUMOL/L (SD 9.96) FOR THE NON-HOT GROUP, WITH A BETWEEN-GROUP DIFFERENCE OF -2.17 MUMOL/L (95% CI -10.20, 5.86; P = 0.58). OVER 1 YEAR, THE MEAN DIFFERENCE IN ALBUMIN-CREATININE RATIO FOR THE HOT GROUP WAS -0.16 MG/MMOL CREATININE (SD = 0.74); FOR THE NON-HOT GROUP THE DIFFERENCE WAS -0.20 MG/MUMOL (SD = 0.80). THE DIFFERENCE IN DIFFERENCE BETWEEN THE HOT AND NON-HOT GROUPS WAS 0.04 MG/MUMOL (95% CI -0.60, 0.68; P = 0.90). URINE COLLECTED FOR URINALYSIS COULD NOT BE ANALYZED DUE TO TOO MANY 0 VALUES. THIS PRAGMATIC OBSERVATIONAL STUDY DID NOT FIND A STATISTICALLY SIGNIFICANT CHANGE IN RENAL FUNCTION BETWEEN PARTICIPANTS IN NON-HOT AND HOT YOGA EITHER ACUTELY OR OVER 1 YEAR. A LARGER AND LONGER STUDY FOCUSING ON BLOOD CREATININE OVER TIME WOULD HELP TO INFORM THE LONG-TERM EFFECTS OF HOT YOGA ON THE KIDNEYS. 2022 17 1420 17 IMPROVED PERFORMANCE IN THE TOWER OF LONDON TEST FOLLOWING YOGA. TWENTY GIRLS BETWEEN 10 AND 13 YEARS OF AGE, STUDYING AT A RESIDENTIAL SCHOOL WERE RANDOMLY ASSIGNED TO TWO GROUPS. ONE GROUP PRACTICED YOGA FOR ONE HOUR FIFTEEN MINUTES PER DAY, 7 DAYS A WEEK, WHILE THE OTHER GROUP WAS GIVEN PHYSICAL TRAINING FOR THE SAME TIME. TIME FOR PLANNING AND FOR EXECUTION AND THE NUMBER OF MOVES REQUIRED TO COMPLETE THE TOWER OF LONDON TASK WERE ASSESSED FOR BOTH GROUPS AT THE BEGINNING AND END OF A MONTH. THESE THREE ASSESSMENTS WERE SEPARATELY TESTED IN INCREASINGLY COMPLEX TASKS REQUIRING 2-MOVES, 4-MOVES AND 5-MOVES. THE PRE-POST DATA WERE COMPARED USING THE WILCOXON PAIRED SIGNED RANKS TEST. THE YOGA GROUP SHOWED A SIGNIFICANT REDUCTION IN PLANNING TIME FOR BOTH 2-MOVES AND 4-MOVES TASKS (53.9 AND 59.1 PERCENT RESPECTIVELY), EXECUTION TIME IN BOTH 4-MOVES AND 5-MOVES TASKS (63.7 AND 60.3 PERCENT RESPECTIVELY), AND IN THE NUMBER OF MOVES IN THE 4-MOVES TASKS (20.9 PERCENT). THE PHYSICAL TRAINING GROUP SHOWED NO CHANGE. HENCE YOGA TRAINING FOR A MONTH REDUCED THE PLANNING AND EXECUTION TIME IN SIMPLE (2-MOVES) AS WELL AS COMPLEX TASKS (4, 5-MOVES) AND FACILITATED REACHING THE TARGET WITH A SMALLER NUMBER OF MOVES IN A COMPLEX TASK (4-MOVES). 2001 18 2257 23 THE PHYSIOLOGICAL CORRELATES OF KUNDALINI YOGA MEDITATION: A STUDY OF A YOGA MASTER. THIS STUDY EXPLORES THE PHYSIOLOGICAL CORRELATES OF A HIGHLY PRACTICED KUNDALINI YOGA MEDITATOR. THORACIC AND ABDOMINAL BREATHING PATTERNS, HEART RATE (HR), OCCIPITAL PARIETAL ELECTROENCEPHALOGRAPH (EEG), SKIN CONDUCTANCE LEVEL (SCL), AND BLOOD VOLUME PULSE (BVP) WERE MONITORED DURING PREBASELINE, MEDITATION, AND POSTBASELINE PERIODS. VISUAL ANALYSES OF THE DATA SHOWED A DECREASE IN RESPIRATION RATE DURING THE MEDITATION FROM A MEAN OF 11 BREATHS/MIN FOR THE PRE- AND 13 BREATHS/MIN FOR THE POSTBASELINE TO A MEAN OF 5 BREATHS/MIN DURING THE MEDITATION, WITH A PREDOMINANCE OF ABDOMINAL/DIAPHRAGMATIC BREATHING. THERE WAS ALSO MORE ALPHA EEG ACTIVITY DURING THE MEDITATION (M = 1.71 MICROV) COMPARED TO THE PRE- (M = .47 MICROV) AND POSTBASELINE (M = .78 MICROV) PERIODS, AND AN INCREASE IN THETA EEG ACTIVITY IMMEDIATELY FOLLOWING THE MEDITATION (M = .62 MICROV) COMPARED TO THE PRE-BASELINE AND MEDITATIVE PERIODS (EACH WITH M = .26 MICROV). THESE FINDINGS SUGGEST THAT A SHIFT IN BREATHING PATTERNS MAY CONTRIBUTE TO THE DEVELOPMENT OF ALPHA EEG, AND THOSE PATTERNS NEED TO BE INVESTIGATED FURTHER. 2001 19 2005 20 STUDY OF PULMONARY AND AUTONOMIC FUNCTIONS OF ASTHMA PATIENTS AFTER YOGA TRAINING. "THE CONCEPT OF YOGA IS HELPFUL FOR THE TREATMENT OF BRONCHIAL ASTHMA", HAS CREATED A GREAT INTEREST IN THE MEDICAL RESEARCH FIELD. IN ORDER TO INVESTIGATE WHETHER AUTONOMIC FUNCTIONS AND PULMONARY FUNCTIONS ARE IMPROVED IN ASTHMA PATIENTS AFTER SHORT TERM YOGA TRAINING, A STUDY WAS CONDUCTED WITH NINE DIAGNOSED BRONCHIAL ASTHMA PATIENTS. YOGA TRAINING WAS GIVEN FOR SEVEN DAYS IN A CAMP IN ADHYATMA SADHNA KENDRA, NEW DELHI. THE AUTONOMIC FUNCTION TESTS TO MEASURE THE PARASYMPATHETIC REACTIVITY (DEEP BREATHING TEST, VALSALVA MANOUEVER), SYMPATHETIC REACTIVITY (HAND GRIP TEST, COLD PRESSURE TEST), AND PULMONARY FUNCTION TESTS FVC, FEV1, PEFR, PIF, BHT AND CE WERE RECORDED BEFORE AND AFTER YOGA TRAINING. THE RESTING HEART RATE AFTER YOGA TRAINING (P < 0.05) WAS SIGNIFICANTLY DECREASED (89.55 +/- 18.46/MIN TO 76.22 +/- 16.44/MIN). THE SYMPATHETIC REACTIVITY WAS REDUCED FOLLOWING YOGA TRAINING AS INDICATED BY SIGNIFICANT (P < 0.01) REDUCTION IN DBP AFTER HGT. THERE WAS NO CHANGE IN PARASYMPATHETIC REACTIVITY. THE FVC, FEV1, PEFR DID NOT SHOW ANY SIGNIFICANT CHANGE. THE PIF (P < 0.01), BHT (P < 0.01) AND CE (P < 0.01) SHOWED SIGNIFICANT IMPROVEMENT. THE RESULTS CLOSELY INDICATED THE REDUCTION IN SYMPATHETIC REACTIVITY AND IMPROVEMENT IN THE PULMONARY VENTILATION BY WAY OF RELAXATION OF VOLUNTARY INSPIRATORY AND EXPIRATORY MUSCLES. THE "COMPREHENSIVE YOGIC LIFE STYLE CHANGE PROGRAMME FOR PATIENTS OF BRONCHIAL ASTHMA" HAVE SHOWN SIGNIFICANT BENEFIT EVEN WITHIN A SHORT PERIOD. 1996 20 1932 28 ROLE OF YOGA IN MODIFYING ANXIETY LEVEL IN WOMEN. ANXIETY LEADS TO DERANGEMENT IN PHYSICAL AND MENTAL HEALTH. ANXIETY LEVELS ARE MORE IN FULL TIME HOUSEWIVES THAN WORKING WOMEN. THERE IS A NEED FOR SIMPLE, EASY TREATMENT FOR ANXIETY TO ALLEVIATE THE BURDEN ON HEALTH CAUSED BY ANXIETY. YOGA IS AMONG THE TOP TEN COMPLEMENTARY AND ALTERNATIVE MEDICINE THERAPIES. OUR STUDY AIMED TO DETERMINE THE ANXIETY LEVELS IN APPARENTLY HEALTHY FULL TIME HOUSEWIVES AND TO STUDY THE EFFECTS OF YOGA ON ANXIETY LEVELS AMONG THEM. PRESENT STUDY IS A COMPARATIVE INTERVENTIONAL STUDY. STUDY WAS CONDUCTED ON 50 APPARENTLY HEALTHY FULL TIME HOUSEWIVES (20-50 YEARS) WHO ATTENDED ONE MONTH YOGA CAMP. HAMILTON ANXIETY (HAMA) SCALE WAS USED TO EVALUATE ANXIETY LEVELS BEFORE AND AT THE END OF THE YOGA CAMP. STATISTICAL ANALYSIS WAS DONE BY PAIRED T TEST USING SPSS 9.0. THE BASELINE PULSE RATE, SBP, DBP WERE 82.90 +/- 4.25 BPM, 124.84 +/- 11.022 MM HG, 85.20 +/- 10.81 MM HG RESPECTIVELY. AFTER FOUR WEEKS YOGA CAMP THERE WAS STATISTICALLY SIGNIFICANT LOWERING OF PULSE RATE (77.58 +/- 3.86 BPM), SBP (117.92 +/- 6.76 MM HG), DBP (78.68 +/- 6.62 MM HG). BEFORE YOGA TRAINING, PERCENTAGE DISTRIBUTIONS OF SUBJECTS WITH MILD, MODERATE AND SEVERE ANXIETY WERE 6%, 18% AND 76% RESPECTIVELY. AT THE END OF FOUR WEEK YOGA TRAINING, PERCENTAGE DISTRIBUTIONS OF SUBJECTS WITH MILD, MODERATE AND SEVERE ANXIETY WERE 44.23%, 19.23% AND 36.53% RESPECTIVELY. THERE WAS HIGHLY SIGNIFICANT (P = 0.000) DIFFERENCE IN THE MEAN VALUES OF TOTAL SCORE BEFORE (33.71 +/- 4.90) AND AFTER (26.93 +/- 4.53) YOGA. THESE RESULTS INDICATE THAT THERE WAS A REDUCTION IN THE SEVERITY OF ANXIETY FROM SEVERE TO MODERATE AND MILD INDICATING DECREASE IN ANXIETY FOLLOWING YOGA. BASED ON THE RESULTS OF OUR STUDY, WE CONCLUDE THAT REGULAR YOGIC PRACTICES AND ADAPTING AND IMPLEMENTING THE PRINCIPALS AND PHILOSOPHY OF YOGA IN DAY TO DAY LIFE MAY DECREASE THE ANXIETY LEVEL. 2014