1 809 214 EFFECT OF YOGA ON AUTONOMIC FUNCTIONS AND PSYCHOLOGICAL STATUS DURING BOTH PHASES OF MENSTRUAL CYCLE IN YOUNG HEALTHY FEMALES. CONTEXT: PREMENSTRUAL STRESS AFFECTS 75% OF WOMEN OF CHILDBEARING AGE AND YOGA HAS BEEN FOUND TO BE BENEFICIAL IN MANY PSYCHO-SOMATIC DISORDERS. AIMS: TO INVESTIGATE THE EFFECT OF INTEGRATED YOGA ON AUTONOMIC PARAMETERS AND PSYCHOLOGICAL WELL-BEING DURING BOTH PRE AND POST PHASES OF MENSTRUAL CYCLE IN HEALTHY YOUNG FEMALE SUBJECTS. SETTINGS AND DESIGN: PRESENT STUDY IS A RANDOMIZED CONTROL TRIAL AND WAS CONDUCTED IN THE DEPARTMENT OF PHYSIOLOGY, LADY HARDINGE MEDICAL COLLEGE, NEW DELHI, INDIA. MATERIAL AND METHODS: FIFTY APPARENTLY HEALTHY FEMALES IN THE AGE GROUP OF 18-20 YEARS WERE RANDOMIZED INTO TWO GROUPS: GROUP I (N=25) CONSISTED OF SUBJECTS WHO PRACTICED YOGA 35-40 MINUTES PER DAY, SIX TIMES PER WEEK FOR THE DURATION OF THREE MENSTRUAL CYCLES. TRAINING WAS GIVEN BY QUALIFIED YOGA INSTRUCTOR. GROUP II (N=25) SUBJECTS ACTED AS CONTROLS. FOLLOWING PARAMETERS WERE RECORDED AT THE BEGINNING AND AFTER COMPLETION OF THREE MENSTRUAL CYCLES IN ALL THE SUBJECTS: HEIGHT, WEIGHT (BW), RESTING HEART RATE (HR), RESTING SYSTOLIC (SBP) AND DIASTOLIC BLOOD PRESSURE (DBP), PARASYMPATHETIC REACTIVITY TESTS INCLUDING EXPIRATION-INSPIRATION RATIO (E: I RATIO) AND 30:15 RATIO, SYMPATHETIC REACTIVITY TESTS INCLUDING BP CHANGES DUE TO ISOMETRIC HAND GRIP (IHG) EXERCISE, AND COLD PRESSOR TEST (CPT). ASSESSMENT OF PSYCHOLOGICAL STATUS WAS DONE BY ADMINISTERING DIPAS (DEFENSE INSTITUTE OF PHYSIOLOGY AND ALLIED SCIENCES) INVENTORIES OF ANGER SELF REPORT SCALE, TRAIT ANXIETY, SENSE OF WELL-BEING AND DEPRESSION SCALE. STATISTICAL ANALYSIS: INTRA-GROUP COMPARISON OF PHYSIOLOGICAL PARAMETERS WAS DONE BY USING PAIRED 'T' TEST, WHEREAS INTRA-GROUP COMPARISON OF NON-PARAMETERIC DATA SUCH AS SCORES OF ANXIETY, DEPRESSION, ANGER AND SENSE OF WELL-BEING WAS DONE BY WILCOXON SIGNED-RANK TEST. INTER-GROUP COMPARISON OF PARAMETERS WAS DONE BY STUDENTS 'T' TEST FOR PARAMETRIC TESTS AND MANN-WHITNEY 'U' TEST FOR NON-PARAMETERIC TESTS. RESULTS: THERE WAS SIGNIFICANTLY HIGHER BW, RESTING SBP, DBP, SYMPATHETIC ACTIVITY AND BLUNTING OF PARASYMPATHETIC REACTIVITY AND ALSO, SIGNIFICANTLY HIGHER SCORES OF ANGER, DEPRESSION, ANXIETY AND DECREASED SCORE OF WELL-BEING IN PREMENSTRUAL PHASE AS COMPARED TO POSTMENSTRUAL PHASE IN BOTH THE GROUPS IN INITIAL CYCLE. THERE WAS SIGNIFICANTLY HIGHER PERCENTAGE DECREASE IN BW, HR, SBP & DBP IN YOGA GROUP AS COMPARED TO CONTROL GROUP IN BOTH THE PHASES FROM INITIAL TO SECOND AND ONWARDS BETWEEN SECOND AND THIRD MENSTRUAL CYCLE. ALSO, DECREASE IN ANGER, DEPRESSION AND ANXIETY AND INCREASE IN WELL-BEING SCORE WAS SIGNIFICANT IN YOGA GROUP AS COMPARED TO CONTROL GROUP FROM INITIAL TO SECOND AND THIRD CYCLE IN PREMENSTRUAL PHASE WHILE THE CHANGE WAS SIGNIFICANT ONLY IN DEPRESSION SCORE IN POSTMENSTRUAL PHASE. CONCLUSION: OUR STUDY SHOWS THAT THERE WAS SIGNIFICANT ALTERATION OF AUTONOMIC FUNCTIONS AND PSYCHOLOGICAL STATUS IN PREMENSTRUAL PHASE WHEN COMPARED WITH POSTMENSTRUAL PHASE IN YOUNG HEALTHY FEMALES. ALSO, REGULAR PRACTICE OF YOGA HAS BENEFICIAL EFFECTS ON BOTH PHASES OF MENSTRUAL CYCLE BY BRINGING PARASYMPATHODOMINANCE AND PSYCHOLOGICAL WELL-BEING PROBABLY BY BALANCING NEURO-ENDOCRINAL AXIS. 2013 2 463 47 CHANGES IN SHAPE AND SIZE DISCRIMINATION AND STATE ANXIETY AFTER ALTERNATE-NOSTRIL YOGA BREATHING AND BREATH AWARENESS IN ONE SESSION EACH. BACKGROUND YOGA BREATHING TECHNIQUES LIKE HIGH-FREQUENCY YOGA BREATHING (HFYB) AND BREATH AWARENESS (BAW) HAVE BEEN ASSOCIATED WITH IMPROVED PERFORMANCE IN THE SHAPE AND SIZE DISCRIMINATION TASK. A PUBMED SEARCH OF THE LITERATURE REVEALED THAT ALTERNATE-NOSTRIL BREATHING HAS BEEN SHOWN TO IMPROVE PERFORMANCE IN ATTENTION TASKS, BUT THE EFFECT ON TACTILE PERCEPTION HAS NOT BEEN STUDIED. HENCE, THE PRESENT STUDY WAS DESIGNED TO ASSESS THE IMMEDIATE EFFECTS OF ALTERNATE-NOSTRIL YOGA BREATHING (ANYB) COMPARED TO BREATH AWARENESS ON SHAPE AND SIZE DISCRIMINATION AND STATE ANXIETY. MATERIAL AND METHODS FIFTY HEALTHY MALE VOLUNTEERS AGES 20-50 YEARS (GROUP MEAN +/-S.D., 28.4+/-8.2 YEARS) WERE RECRUITED. EACH PARTICIPANT WAS ASSESSED IN 3 SESSIONS CONDUCTED ON 3 SEPARATE DAYS AT THE SAME TIME OF DAY. THE 3 SESSIONS WERE (I) ALTERNATE-NOSTRIL YOGA BREATHING (ANYB), (II) BREATH AWARENESS (BAW), AND (III) QUIET SITTING (QS), AND THE SEQUENCE OF THE SESSIONS WAS RANDOMLY ALLOCATED. THE SHAPE AND SIZE DISCRIMINATION TASK AND STATE ANXIETY WERE ASSESSED BEFORE AND AFTER ALL 3 SESSIONS. REPEATED MEASURES ANALYSIS OF VARIANCE (RM-ANOVA) FOLLOWED BY POST HOC TESTS FOR MULTIPLE COMPARISONS, WHICH WERE BONFERRONI-ADJUSTED, WERE PERFORMED TO COMPARE DATA BEFORE AND AFTER ALL 3 SESSIONS USING SPSS VERSION 18.0. RESULTS THE ERRORS SCORES IN THE SHAPE AND SIZE DISCRIMINATION TASK SHOWED A SIGNIFICANT REDUCTION AFTER THE ANYB SESSION (P<0.001). A SIGNIFICANT REDUCTION WAS FOUND IN THE LEVEL OF STATE ANXIETY AFTER BREATH AWARENESS (P<0.05) AND QUIET SITTING SESSIONS (P<0.001). CONCLUSIONS THE PRESENT RESULTS SUGGEST THAT ANYB: (I) IMPROVES PERFORMANCE IN A TASK WHICH REQUIRES PERCEPTUAL SENSITIVITY AND FOCUSED ATTENTION, BUT (II) DOES NOT REDUCE STATE ANXIETY FOLLOWING THIS TASK. 2019 3 1350 36 IMMEDIATE CHANGES IN MUSCLE STRENGTH AND MOTOR SPEED FOLLOWING YOGA BREATHING. THE PRESENT STUDY WAS CONDUCTED TO ASSESS THE IMMEDIATE EFFECT OF HIGH-FREQUENCY YOGA BREATHING ON MUSCLE STRENGTH AND MOTOR SPEED. BILATERAL HANDGRIP STRENGTH, LEG AND BACK STRENGTH, FINGER TAPPING AND ARM TAPPING SPEED WERE ASSESSED IN FIFTY MALE PARTICIPANTS (GROUP MEAN AGE +/- SD, 26.9 +/- 6.2 YEARS) BEFORE AND AFTER (A) HIGH FREQUENCY YOGA BREATHING FOR 15 MINUTES AND (B) BREATH AWARENESS FOR THE SAME DURATION. SESSIONS (A) AND (B) WERE ON TWO DIFFERENT DAYS BUT AT THE SAME TIME OF THE DAY. THE SCHEDULE WAS ALTERNATED FOR DIFFERENT PARTICIPANTS. THERE WAS A SIGNIFICANT INCREASE (P < 0.05) IN RIGHT HAND GRIP STRENGTH AFTER HIGH FREQUENCY YOGA BREATHING. BOTH FINGER AND ARM TAPPING IMPROVED AFTER BOTH PRACTICES. THE RESULTS SUGGEST A ROLE FOR HIGH FREQUENCY YOGA BREATHING IN IMPROVING THE HAND GRIP STRENGTH AS AN IMMEDIATE EFFECT. 2014 4 411 44 BLOOD PRESSURE AND HEART RATE VARIABILITY DURING YOGA-BASED ALTERNATE NOSTRIL BREATHING PRACTICE AND BREATH AWARENESS. BACKGROUND: PREVIOUS RESEARCH HAS SHOWN A REDUCTION IN BLOOD PRESSURE (BP) IMMEDIATELY AFTER THE PRACTICE OF ALTERNATE NOSTRIL YOGA BREATHING (ANYB) IN NORMAL HEALTHY MALE VOLUNTEERS AND IN HYPERTENSIVE PATIENTS OF BOTH SEXES. THE BP DURING ANYB HAS NOT BEEN RECORDED. MATERIAL/METHODS: PARTICIPANTS WERE 26 MALE VOLUNTEERS (GROUP MEAN AGE +/-SD, 23.8+/-3.5 YEARS). WE ASSESSED (1) HEART RATE VARIABILITY, (2) NON-INVASIVE ARTERIAL BP, AND (3) RESPIRATION RATE, DURING (A) ANYB AND (B) BREATH AWARENESS (BAW) SESSIONS. EACH SESSION WAS 25 MINUTES. WE PERFORMED ASSESSMENTS AT 3 TIME POINTS: PRE (5 MINUTES), DURING (15 MINUTES; FOR ANYB OR BAW) AND POST (5 MINUTES). A NAIVE-TO-YOGA CONTROL GROUP (N=15 MALES, MEAN AGE +/-SD 26.1+/-4.0 YEARS) WERE ASSESSED WHILE SEATED QUIETLY FOR 25 MINUTES. RESULTS: DURING ANYB THERE WAS A SIGNIFICANT DECREASE (REPEATED MEASURES ANOVA) IN SYSTOLIC BP AND RESPIRATION RATE; WHILE RMSSD (THE SQUARE ROOT OF THE MEAN OF THE SUM OF SQUARES OF DIFFERENCES BETWEEN ADJACENT NN INTERVALS) AND NN50 (THE NUMBER OF INTERVAL DIFFERENCES OF SUCCESSIVE NORMAL TO NORMAL INTERVALS GREATER THAN 50 MS) SIGNIFICANTLY INCREASED. DURING BAW RESPIRATION RATE DECREASED. IN CONTRAST, RESPIRATION RATE INCREASED DURING THE CONTROL STATE. ANYB AND BAW WERE SIGNIFICANTLY DIFFERENT (2-FACTOR ANOVA) IN RMSSD AND RESPIRATION RATE. BAW AND CONTROL WERE DIFFERENT WITH RESPECT TO RESPIRATION RATE. CONCLUSIONS: THE RESULTS SUGGEST THAT VAGAL ACTIVITY INCREASED DURING AND AFTER ANYB, WHICH COULD HAVE CONTRIBUTED TO THE DECREASE IN BP AND CHANGES IN THE HRV. 2014 5 971 45 EFFECTS OF AN INTEGRATED APPROACH OF HATHA YOGA THERAPY ON FUNCTIONAL DISABILITY, PAIN, AND FLEXIBILITY IN OSTEOARTHRITIS OF THE KNEE JOINT: A RANDOMIZED CONTROLLED STUDY. OBJECTIVES: THE STUDY OBJECTIVES WERE TO EVALUATE THE EFFICACY OF INTEGRATING HATHA YOGA THERAPY WITH THERAPEUTIC EXERCISES FOR OSTEOARTHRITIS (OA) OF THE KNEE JOINTS. DESIGN: THIS WAS A PROSPECTIVE, RANDOMIZED, ACTIVE CONTROLLED TRIAL. TWO HUNDRED AND FIFTY (250) PARTICIPANTS WHO HAD OA KNEES AND WHO WERE BETWEEN 35 AND 80 YEARS (YOGA 59.56+/-9.54) AND (CONTROL 59.42+/-10.66) FROM THE OUTPATIENT DEPARTMENT OF EBNEZAR ORTHOPEDIC CENTER, BENGALURU, WERE RANDOMLY ASSIGNED TO RECEIVE HATHA YOGA THERAPY OR THERAPEUTIC EXERCISES AFTER TRANSCUTANEOUS ELECTRICAL STIMULATION AND ULTRASOUND TREATMENT (20 MINUTES PER DAY). BOTH OF THE GROUPS PRACTICED SUPERVISED INTERVENTIONS (40 MINUTES PER DAY) FOR 3 MONTHS. ONE HUNDRED AND EIGHTEEN (118) (YOGA) AND 117 (CONTROL) SUBJECTS WERE AVAILABLE FOR THE FINAL ANALYSIS. RESULTS: THERE WERE SIGNIFICANT DIFFERENCES WITHIN (WILCOXON'S, P<0.001) AND BETWEEN THE GROUPS (MANN-WHITNEY U, P<0.001) ON ALL THE VARIABLES, WITH BETTER IMPROVEMENTS IN THE YOGA THAN THE CONTROL GROUPS. WALKING PAIN IN THE YOGA (37.3%, 64.9%) AND CONTROL (24.9%, 42%), KNEE DISABILITY IN THE YOGA (59.7%, 83%) AND CONTROL (32.7%, 53.6%), RANGE OF KNEE FLEXION IN YOGA (12.7%, 26.5% RIGHT, 13.5%, 28% LEFT) AND CONTROL (6.9%, 13.3% RIGHT, 5.6%, 11.5% LEFT), JOINT TENDERNESS IN YOGA (52.3%, 86.1%) AND CONTROL (28%, 57.1%), SWELLING IN YOGA (55.4%, 85.9%) AND CONTROL (32.1%, 60%), CREPITUS IN YOGA (44.0%, 79.9%) AND CONTROL (27.0%, 47.8%) AND WALKING TIME IN YOGA (26.6%, 52.8%) AND CONTROL (9.3%, 21.6%), ALL IMPROVED MORE IN THE YOGA THAN THE CONTROL GROUPS ON THE 15TH AND 90TH DAY, RESPECTIVELY. CONCLUSIONS: AN INTEGRATED APPROACH OF HATHA YOGA THERAPY IS BETTER THAN THERAPEUTIC EXERCISES AS AN ADJUNCT TO TRANSCUTANEOUS ELECTRICAL STIMULATION AND ULTRASOUND TREATMENT IN IMPROVING WALKING PAIN, RANGE OF KNEE FLEXION, WALKING TIME, TENDERNESS, SWELLING, CREPITUS, AND KNEE DISABILITY IN PATIENTS WITH OA KNEES. 2012 6 1317 43 HEART RATE VARIABILITY CHANGES DURING HIGH FREQUENCY YOGA BREATHING AND BREATH AWARENESS. BACKGROUND: PRE AND POST COMPARISON AFTER ONE MINUTE OF HIGH FREQUENCY YOGA BREATHING (HFYB) SUGGESTED THAT THE HFYB MODIFIES THE AUTONOMIC STATUS BY INCREASING SYMPATHETIC MODULATION, BUT ITS EFFECT DURING THE PRACTICE WAS NOT ASSESSED. METHODS: THIRTY-EIGHT MALE VOLUNTEERS WITH GROUP AVERAGE AGE +/- S.D., 23.3 +/- 4.4 YEARS WERE EACH ASSESSED ON TWO SEPARATE DAYS IN TWO SESSIONS, (I) HFYB AND (II) BREATH AWARENESS. EACH SESSION WAS FOR 35 MINUTES, WITH 3 PERIODS, I.E., PRE (5 MINUTES), DURING HFYB OR BREATH AWARENESS (15 MINUTES) AND POST (5 MINUTES). RESULTS: THERE WAS A SIGNIFICANT DECREASE IN NN50, PNN50 AND THE MEAN RR INTERVAL DURING AND AFTER HFYB AND AFTER BREATH AWARENESS, COMPARED TO THE RESPECTIVE 'PRE' VALUES (P < 0.05) (REPEATED MEASURES ANOVA FOLLOWED BY POST-HOC ANALYSIS). THE LF POWER INCREASED AND HF POWER DECREASED DURING AND AFTER BREATH AWARENESS AND LF/HF RATIO INCREASED AFTER BREATH AWARENESS (P < 0.05). CONCLUSION: THE RESULTS SUGGEST THAT THERE WAS REDUCED PARASYMPATHETIC MODULATION DURING AND AFTER HFYB AND INCREASED SYMPATHETIC MODULATION WITH REDUCED PARASYMPATHETIC MODULATION DURING AND AFTER BREATH AWARENESS. 2011 7 50 41 A COMPARATIVE CONTROLLED TRIAL COMPARING THE EFFECTS OF YOGA AND WALKING FOR OVERWEIGHT AND OBESE ADULTS. BACKGROUND: WALKING AND YOGA HAVE BEEN INDEPENDENTLY EVALUATED FOR WEIGHT CONTROL; HOWEVER, THERE ARE VERY FEW STUDIES COMPARING THE 2 WITH RANDOMIZATION. MATERIAL AND METHODS: THE PRESENT STUDY COMPARED THE EFFECTS OF 90 MINUTES/DAY FOR 15 DAYS OF SUPERVISED YOGA OR SUPERVISED WALKING ON: (I) RELATED BIOCHEMISTRY, (II) ANTHROPOMETRIC VARIABLES, (III) BODY COMPOSITION, (IV) POSTURAL STABILITY, AND (V) BILATERAL HAND GRIP STRENGTH IN OVERWEIGHT AND OBESE PERSONS. SIXTY-EIGHT PARTICIPANTS, OF WHOM 5 WERE OVERWEIGHT (BMI >/=25 KG/M2) AND 63 WERE OBESE (BMI >/=30 KG/M2; GROUP MEAN AGE +/-S.D., 36.4+/-11.2 YEARS; 35 FEMALES), WERE RANDOMIZED AS 2 GROUPS - (I) A YOGA GROUP AND (II) A WALKING GROUP - GIVEN THE SAME DIET. RESULTS: ALL DIFFERENCES WERE PRE-POST CHANGES WITHIN EACH GROUP. BOTH GROUPS SHOWED A SIGNIFICANT (P<0.05; REPEATED MEASURES ANOVA, POST-HOC ANALYSES) DECREASE IN: BMI, WAIST CIRCUMFERENCE, HIP CIRCUMFERENCE, LEAN MASS, BODY WATER, AND TOTAL CHOLESTEROL. THE YOGA GROUP INCREASED SERUM LEPTIN (P<0.01) AND DECREASED LDL CHOLESTEROL (P<0.05). THE WALKING GROUP DECREASED SERUM ADIPONECTIN (P<0.05) AND TRIGLYCERIDES (P<0.05). CONCLUSIONS: BOTH YOGA AND WALKING IMPROVED ANTHROPOMETRIC VARIABLES AND SERUM LIPID PROFILE IN OVERWEIGHT AND OBESE PERSONS. THE POSSIBLE IMPLICATIONS ARE DISCUSSED. 2014 8 1353 35 IMMEDIATE EFFECT OF SPECIFIC NOSTRIL MANIPULATING YOGA BREATHING PRACTICES ON AUTONOMIC AND RESPIRATORY VARIABLES. THE EFFECT OF RIGHT, LEFT, AND ALTERNATE NOSTRIL YOGA BREATHING (I.E., RNYB, LNYB, AND ANYB, RESPECTIVELY) WERE COMPARED WITH BREATH AWARENESS (BAW) AND NORMAL BREATHING (CTL). AUTONOMIC AND RESPIRATORY VARIABLES WERE STUDIED IN 21 MALE VOLUNTEERS WITH AGES BETWEEN 18 AND 45 YEARS AND EXPERIENCE IN THE YOGA BREATHING PRACTICES BETWEEN 3 AND 48 MONTHS. SUBJECTS WERE ASSESSED IN FIVE EXPERIMENTAL SESSIONS ON FIVE SEPARATE DAYS. THE SESSIONS WERE IN FIXED POSSIBLE SEQUENCES AND SUBJECTS WERE ASSIGNED TO A SEQUENCE RANDOMLY. EACH SESSION WAS FOR 40 MIN; 30 MIN FOR THE BREATHING PRACTICE, PRECEDED AND FOLLOWED BY 5 MIN OF QUIET SITTING. ASSESSMENTS INCLUDED HEART RATE VARIABILITY, SKIN CONDUCTANCE, FINGER PLETHYSMOGRAM AMPLITUDE, BREATH RATE, AND BLOOD PRESSURE. FOLLOWING RNYB THERE WAS A SIGNIFICANT INCREASE IN SYSTOLIC, DIASTOLIC AND MEAN PRESSURE. IN CONTRAST, THE SYSTOLIC AND DIASTOLIC PRESSURE DECREASED AFTER ANYB AND THE SYSTOLIC AND MEAN PRESSURE WERE LOWER AFTER LNYB. HENCE, UNILATERAL NOSTRIL YOGA BREATHING PRACTICES APPEAR TO INFLUENCE THE BLOOD PRESSURE IN DIFFERENT WAYS. THESE EFFECTS SUGGEST POSSIBLE THERAPEUTIC APPLICATIONS. 2008 9 940 54 EFFECTS OF 6 MONTHS YOGA PROGRAM ON RENAL FUNCTIONS AND QUALITY OF LIFE IN PATIENTS SUFFERING FROM CHRONIC KIDNEY DISEASE. AIM: TO STUDY THE EFFECT OF 6 MONTHS YOGA PROGRAM IN PATIENTS SUFFERING FROM CHRONIC KIDNEY DISEASE (CKD). MATERIALS AND METHODS: FIFTY-FOUR PATIENTS WITH CKD WERE STUDIED AND DIVIDED INTO TWO GROUPS (YOGA GROUP AND CONTROL GROUP) TO SEE THE EFFECT OF YOGA IN CKD. PATIENTS IN THE YOGA GROUP WERE OFFERED YOGA THERAPY ALONG WITH OTHER CONVENTIONAL TREATMENT MODALITIES, WHILE THE CONTROL GROUP WAS ONLY ON CONVENTIONAL TREATMENT. SUBJECTS IN YOGA GROUP WERE TRAINED TO PERFORM SPECIFIC YOGIC ASANAS FOR AT LEAST 5 DAYS A WEEK FOR 40-60 MIN A DAY. REGULAR MONITORING OF BLOOD PRESSURE, RENAL FUNCTION, REQUIREMENT OF A NUMBER OF DIALYSIS, AND QUALITY OF LIFE (QOL) INDICATORS WERE DONE. FIFTY PATIENTS (YOGA - 25; CONTROL-25) COMPLETED 6 MONTHS FOLLOW-UP. RESULTS: IN YOGA GROUP, A SIGNIFICANT REDUCTION OF SYSTOLIC AND DIASTOLIC BLOOD PRESSURE, SIGNIFICANT REDUCTION IN BLOOD UREA AND SERUM CREATININE LEVELS, AND SIGNIFICANT IMPROVEMENT IN PHYSICAL AND PSYCHOLOGICAL DOMAIN OF THE WORLD HEALTH ORGANIZATION QOL (AS ASSESSED BY BREF QOL SCORES) WERE SEEN AFTER 6 MONTHS. IN CONTROL GROUP, RISE OF BLOOD PRESSURE, DETERIORATION OF RENAL FUNCTION, AND QOL WERE OBSERVED. POSTSTUDY COMPARISON BETWEEN THE TWO GROUPS SHOWED A STATISTICALLY SIGNIFICANT REDUCTION OF BLOOD PRESSURE, NONSIGNIFICANT REDUCTION IN BLOOD UREA AND SERUM CREATININE, AND SIGNIFICANT IMPROVEMENT IN PHYSICAL AND PSYCHOLOGICAL DOMAIN OF QOL IN YOGA GROUP AS COMPARED TO CONTROL GROUP. FOR SUBJECTS IN YOGA GROUP, THE NEED FOR DIALYSIS WAS LESS WHEN COMPARED TO CONTROL GROUP ALTHOUGH THIS DIFFERENCE WAS STATISTICALLY INSIGNIFICANT. EXCEPT FOR INABILITY OF SOME PATIENTS TO PERFORM CERTAIN YOGIC ASANAS NO ADVERSE EFFECT WAS FOUND IN THE STUDY. CONCLUSION: SIX MONTHS YOGA PROGRAM IS SAFE AND EFFECTIVE AS AN ADJUVANT THERAPY IN IMPROVING RENAL FUNCTIONS AND QOL OF CKD PATIENTS. 2017 10 2364 45 VOLUNTARY HEART RATE REDUCTION FOLLOWING YOGA USING DIFFERENT STRATEGIES. BACKGROUND/AIMS: ONE MONTH OF YOGA TRAINING HAS BEEN SHOWN TO REDUCE THE PULSE RATE VOLUNTARILY WITHOUT USING EXTERNAL CUES. HENCE, THE PRESENT STUDY WAS DESIGNED TO UNDERSTAND THE STRATEGIES USED BY YOGA PRACTITIONERS AND AUTONOMIC CHANGES ASSOCIATED WITH VOLUNTARY HEART RATE REDUCTION. MATERIALS AND METHODS: FIFTY VOLUNTEERS (GROUP MEAN AGE +/- S.D., 25.4 +/- 4.8 YEARS; 25 MALES) WERE ASSESSED IN TWO TRIALS ON SEPARATE DAYS. EACH TRIAL WAS FOR 12 MINUTES, WITH A 'PRE' STATE AND 'DURING' STATE OF 6 MINUTES EACH. FOR BOTH TRIALS THE 'PRE' STATE WAS RELAXATION WITH EYES CLOSED. IN THE 'DURING' STATE OF TRIAL I, SUBJECTS WERE ASKED TO VOLUNTARILY REDUCE THEIR HEART RATE USING A STRATEGY OF THEIR CHOICE. FROM THEIR RESPONSES TO SPECIFIC QUESTIONS IT WAS DETERMINED THAT 22 OUT OF 50 PERSONS USED BREATH REGULATION AS A STRATEGY. HENCE, IN THE 'DURING' STATE OF TRIAL II, SUBJECTS WERE ASKED TO VOLUNTARILY REDUCE THEIR HEART RATE BY BREATH REGULATION. RESULTS: IN THE FIRST TRIAL, THE HEART RATE WAS REDUCED BY AN AVERAGE OF 19.6 BEATS PER MINUTE AND IN THE SECOND TRIAL (WITH BREATH REGULATION EXCLUSIVELY) AN AVERAGE DECREASE OF 22.2 BEATS PER MINUTE WAS ACHIEVED. CONCLUSIONS: HENCE, THE STRATEGY USED DID NOT MARKEDLY ALTER THE OUTCOME. 2013 11 435 51 CARDIOPULMONARY AND METABOLIC EFFECTS OF YOGA IN HEALTHY VOLUNTEERS. BACKGROUND: YOGA THE SPIRITUAL UNION OF MIND WITH THE DIVINE INTELLIGENCE OF THE UNIVERSE AIMS TO LIBERATE A HUMAN BEING FROM CONFLICTS OF BODY-MIND DUALITY. BENEFICIAL CARDIOVASCULAR AND PULMONARY EFFECTS OF YOGA ARE IN PAR WITH AEROBIC EXERCISE, EVEN AMOUNTING TO REPLACE THE EXERCISE MODEL. WE CONDUCTED AN INTERVENTIONAL STUDY IN HEALTHY VOLUNTEERS, TO ANALYZE THE IMPACT OF SHORT-TERM YOGA TRAINING ON CARDIOVASCULAR, PULMONARY, AUTONOMIC FUNCTION TESTS, LIPID PROFILE, AND THYROID FUNCTION TESTS. MATERIALS AND METHODS: A SAMPLE OF FIFTY NEW RECRUITS ATTENDING THE DISTRICT YOGA CENTER WAS SUBJECT TO 75 MIN YOGA PRACTICE A DAY FOR 41 DAYS. BASAL VALUES OF CARDIOVASCULAR, PULMONARY, AUTONOMIC FUNCTION TESTS, LIPID PROFILE, AND THYROID FUNCTION TESTS WERE RECORDED BEFORE YOGA TRAINING AND WERE REASSESSED FOR POSTYOGA CHANGES AFTER 41 DAYS. RESULTS: AFTER YOGA PRACTICE THERE WAS A SIGNIFICANT REDUCTION IN THE RESTING HEART RATE, SYSTOLIC BLOOD PRESSURE, DIASTOLIC BLOOD PRESSURE, AND MEAN BLOOD PRESSURE OF THE PARTICIPANTS. EFFECTS ON AUTONOMIC FUNCTION TESTS WERE VARIABLE AND INCONCLUSIVE. THERE WAS A SIGNIFICANT INCREASE IN FORCED VITAL CAPACITY, FORCED EXPIRATORY VOLUME IN 1 S, AND PEAK EXPIRATORY FLOW RATE AFTER YOGA. A SIGNIFICANT REDUCTION IN BODY MASS INDEX WAS OBSERVED. EFFECTS ON METABOLIC PARAMETERS WERE PROMISING WITH A SIGNIFICANT REDUCTION IN FASTING BLOOD SUGAR LEVEL, SERUM TOTAL CHOLESTEROL, SERUM TRIGLYCERIDES SERUM LOW-DENSITY LIPOPROTEIN LEVELS, AND SIGNIFICANT INCREASE IN HIGH-DENSITY LIPOPROTEIN. THERE WAS NO SIGNIFICANT CHANGE IN THYROID FUNCTION TESTS AFTER YOGA. CONCLUSION: SHORT-TERM YOGA PRACTICE HAS NO EFFECT ON THYROID FUNCTIONS. YOGA PRACTICE WAS FOUND BENEFICIAL IN MAINTAINING PHYSIOLOGICAL MILIEU PERTAINING TO CARDIOVASCULAR AND OTHER METABOLIC PARAMETERS. 2017 12 684 45 EFFECT OF AN INTEGRATED APPROACH OF YOGA THERAPY ON QUALITY OF LIFE IN OSTEOARTHRITIS OF THE KNEE JOINT: A RANDOMIZED CONTROL STUDY. AIM: THIS STUDY WAS DESIGNED TO EVALUATE THE EFFICACY OF ADDITION OF INTEGRATED YOGA THERAPY TO THERAPEUTIC EXERCISES IN OSTEOARTHRITIS (OA) OF KNEE JOINTS. MATERIALS AND METHODS: THIS WAS A PROSPECTIVE RANDOMIZED ACTIVE CONTROL TRIAL. A TOTAL OF T PARTICIPANTS WITH OA OF KNEE JOINTS BETWEEN 35 AND 80 YEARS (YOGA, 59.56 +/- 9.54 AND CONTROL, 59.42 +/- 10.66) FROM THE OUTPATIENT DEPARTMENT OF DR. JOHN'S ORTHOPEDIC CENTER, BENGALURU, WERE RANDOMLY ASSIGNED TO RECEIVE YOGA OR PHYSIOTHERAPY EXERCISES AFTER TRANSCUTANEOUS ELECTRICAL STIMULATION AND ULTRASOUND TREATMENT OF THE AFFECTED KNEE JOINTS. BOTH GROUPS PRACTICED SUPERVISED INTERVENTION (40 MIN PER DAY) FOR 2 WEEKS (6 DAYS PER WEEK) WITH FOLLOWUP FOR 3 MONTHS. THE MODULE OF INTEGRATED YOGA CONSISTED OF SHITHILIKARANAVYAYAMA (LOOSENING AND STRENGTHENING), ASANAS, RELAXATION TECHNIQUES, PRANAYAMA, MEDITATION AND DIDACTIC LECTURES ON YAMA, NIYAMA, JNANA YOGA, BHAKTI YOGA, AND KARMA YOGA FOR A HEALTHY LIFESTYLE CHANGE. THE CONTROL GROUP ALSO HAD SUPERVISED PHYSIOTHERAPY EXERCISES. A TOTAL OF 118 (YOGA) AND 117 (CONTROL) WERE AVAILABLE FOR FINAL ANALYSIS. RESULTS: SIGNIFICANT DIFFERENCES WERE OBSERVED WITHIN (P < 0.001, WILCOXON'S) AND BETWEEN GROUPS (P < 0.001, MANN-WHITNEY U-TEST) ON ALL DOMAINS OF THE SHORT FORM-36 (P < 0.004), WITH BETTER RESULTS IN THE YOGA GROUP THAN IN THE CONTROL GROUP, BOTH AT 15(TH) DAY AND 90(TH) DAY. CONCLUSION: AN INTEGRATED APPROACH OF YOGA THERAPY IS BETTER THAN THERAPEUTIC EXERCISES AS AN ADJUNCT TO TRANSCUTANEOUS ELECTRICAL STIMULATION AND ULTRASOUND TREATMENT IN IMPROVING KNEE DISABILITY AND QUALITY OF LIFE IN PATIENTS WITH OA KNEES. 2011 13 462 44 CHANGES IN REACTION TIME AFTER YOGA BELLOWS-TYPE BREATHING IN HEALTHY FEMALE VOLUNTEERS. BACKGROUND: PREVIOUSLY, YOGA BELLOWS-TYPE BREATHING (BHASTRIKA PRANAYAMA) REDUCED REACTION TIME (RT) OR REDUCED ANTICIPATORY RESPONSES IN MALE PARTICIPANTS OR A MIXED GROUP OF MALE AND FEMALE PARTICIPANTS. AIMS: THE PRESENT STUDY AS A CONTROL TRIAL AIMED TO ASSESS THE EFFECTS OF YOGA BELLOWS-TYPE BREATHING ON RT IN FEMALES EXCLUSIVELY. METHODS: THE SAMPLE CONSISTED OF 25 HEALTHY FEMALES, AGED BETWEEN 19 AND 32 YEARS (GROUP MEAN +/- STANDARD DEVIATION, 22.8 +/- 3.5 YEARS). ALL OF THEM HAD PRIOR MINIMUM EXPERIENCE OF YOGA INCLUDING YOGA BELLOWS-TYPE BREATHING OF 12 MONTHS. THE RT WAS ASSESSED IN EACH PARTICIPANT BEFORE AND AFTER THREE RANDOMIZED SESSIONS DIFFERED IN THE INTERVENTION GIVEN HELD ON THREE SEPARATE DAYS. THE SESSIONS WERE (I) YOGA BELLOWS-TYPE BREATHING OR BHASTRIKA PRANAYAMA(BHK), (II) BREATH AWARENESS (BAW), AND (III) SITTING QUIETLY (CTL) AS A CONTROL SESSION. THE DURATION OF THE INTERVENTION WAS 18 MIN, AND THE PARTICIPANTS WERE ASSESSED FOR RT BEFORE AND AFTER THE INTERVENTION. RESULTS: REPEATED MEASURES ANOVA, POST HOC TESTS WITH BONFERRONI ADJUSTED SHOWED THAT THE TIME TAKEN TO OBTAIN A CORRECT RESPONSE REDUCED SIGNIFICANTLY AFTER 18 MIN OF BAW (P < 0.05) AND CTL (P < 0.05). HOWEVER, NO CHANGES WERE SEEN IN THE RT AFTER BHK. CONCLUSIONS: THE RESULTS SUGGEST THAT DIFFERENT INTERVENTIONS MAY OPTIMIZE PERFORMANCE IN TASKS REQUIRING ATTENTION IN FEMALES COMPARED TO MALES. 2018 14 1726 52 PERFORMANCE IN A CORSI BLOCK-TAPPING TASK FOLLOWING HIGH-FREQUENCY YOGA BREATHING OR BREATH AWARENESS. BACKGROUND: UNINOSTRIL YOGA BREATHING PRACTICES HAVE IMPROVED SPATIAL MEMORY SCORES. THERE HAS BEEN NO ASSESSMENT ON THE EFFECT OF HIGH-FREQUENCY YOGA BREATHING (HFYB) ON WORKING MEMORY AND SPATIAL MEMORY SCORES USING THE CORSI BLOCK-TAPPING TASK (CBTT). OBJECTIVES: THE PRESENT STUDY WAS PLANNED TO ASSESS THE IMMEDIATE EFFECTS OF HFYB AND BREATH AWARENESS (BAW) COMPARED TO A CONTROL SESSION ON PERFORMANCE IN A CBTT. METHODS: FIFTEEN PARTICIPANTS OF BOTH SEXES WITH AGES BETWEEN 18 AND 24 YEARS (GROUP MEAN AGE +/- STANDARD DEVIATION, 20.0 +/- 1.6 YEARS; 10 FEMALES) WERE RECRUITED FOR THE TRIAL FROM A UNIVERSITY IN NORTH INDIA. EACH PARTICIPANT WAS ASSESSED IN THREE SESSIONS CONDUCTED ON 3 SEPARATE DAYS AT THE SAME TIME OF THE DAY. THE THREE SESSIONS WERE (I) HFYB, (II) BAW, AND (III) QUIET SITTING (QS). THE DURATION OF THE INTERVENTION WAS 18 MIN. THE PARTICIPANTS WERE ASSESSED BEFORE AND AFTER ALL THE THREE SESSIONS. REPEATED-MEASURES-ANALYSES OF VARIANCE FOLLOWED BY POST HOC TESTS WITH BONFERRONI ADJUSTMENT WERE PERFORMED TO COMPARE DATA BEFORE AND AFTER ALL THE THREE SESSIONS. RESULTS: BAW RESULTED IN AN IMPROVEMENT IN BACKWARD TOTAL SCORES (P < 0.05) AND THE BACKWARD CORSI SPAN (P < 0.05; ONE TAILED). CONCLUSIONS: THE RESULTS SUGGEST THAT BAW IMPROVES PRIMARY WORKING MEMORY, SPATIAL MEMORY, AND SPATIAL ATTENTION. HFYB DID NOT CAUSE ANY CHANGE. 2019 15 352 53 ASSESSMENT OF THE EFFECT OF MULABANDHA YOGA THERAPY IN HEALTHY WOMEN, STIGMATIZED FOR PELVIC FLOOR DYSFUNCTIONS: A RANDOMIZED CONTROLLED TRIAL. BACKGROUND: IN DEVELOPING COUNTRIES, WOMEN DO NOT REVEAL THEIR PERINEUM RELATED HEALTH ISSUES BECAUSE MOST OF THE TIME THEY ARE STIGMATIZED BY THE SOCIETY. MULTIPARITY, MOSTLY FOUND IN WOMEN OF RURAL AREAS IS ONE OF THE MAJOR CAUSES OF PELVIC FLOOR DYSFUNCTIONS (PFDS) LIKE PELVIC ORGAN PROLAPSE, URINARY INCONTINENCE, RECTAL INCONTINENCE, ETC. USUALLY, THEY VISIT HEALTH CENTRES IN THE ADVANCED STAGE OF DISEASES, AND THEN MEDICAL TREATMENT IS NOT THE ONLY CHOICE LEFT. MANY RESEARCH STUDIES SHOW THAT YOGA PRACTICES PROMOTE HEALTH CONDITIONS, CONTRIBUTE TO ENHANCING ENDURANCE, FLEXIBILITY, AND MUSCULAR STRENGTH, AND IMPROVING QUALITY OF LIFE. OBJECTIVE(S): THE STUDY WAS CONDUCTED TO ASSESS THE IMPACT OF MULABANDHA YOGA THERAPY (MYT) IN HEALTHY WOMAN PARTICIPANTS AS A PREVENTIVE MEASURE. MATERIAL AND METHODS: THE STUDY WAS A PROSPECTIVE AND RANDOMIZED CONTROLLED TRIAL. FIFTY HEALTHY WOMAN PARTICIPANTS WERE ALLOCATED IN TWO GROUPS VIZ., MYT GROUP AND NO MYT GROUP. MULABANDHA YOGA WAS CONDUCTED FOR THE MYT GROUP FOR 12 WEEKS. NO MYT GROUP WAS ADVISED NOT TO DO YOGA. PELVIC FLOOR MUSCLE STRENGTH WAS INTERNALLY EVALUATED BY EMPLOYING THE PERFECT SCHEME SCORE (P = POWER, E = ENDURANCE, R = REPETITIONS, F = FAST CONTRACTIONS, ECT = EVERY CONTRACTION TIMED). FOR ELIGIBLE SAMPLES, MYT SESSIONS WERE HELD FOR 12 WEEKS. DATA INTERPRETATION WAS DONE WITH SPSS SOFTWARE 20.0 (IBM CORP. RELEASED 2011. IBM SPSS STATISTICS FOR WINDOWS, VERSION 20.0. ARMONK, NY, USA). RESULTS: FIFTY HEALTHY WOMAN PARTICIPANTS WERE ALLOCATED FOR ANALYSIS. THERE WAS NO STATISTICALLY SIGNIFICANT DIFFERENCE IN BETWEEN THE GROUPS COMPARISON IN TERMS OF AGE, SOCIO-ECONOMIC STATUS, OCCUPATION, EDUCATION, PARITY AND MODE OF DELIVERY. PERFECT SCHEME SCORE SIGNIFICANTLY IMPROVED IN PARTICIPANTS AFTER 12 WEEKS OF REGULAR MYT. NO STATISTICALLY SIGNIFICANT DIFFERENCES WERE OBSERVED BETWEEN THE GROUPS COMPARISON IN TERMS OF PERFECT SCHEME SCORE. CONCLUSION: THE CURRENT STUDY SHOWS THAT REGULAR PRACTICE OF MYT FOR 12 WEEKS IS A BETTER MEANS TO REINFORCE THE STRENGTH OF PELVIC FLOOR MUSCLES IN WOMEN. THIS MYT PROCEDURE WILL ESTABLISH EVIDENCE FOR WOMEN WHO ARE RELUCTANT TOWARDS THEIR PELVIC ORGAN-RELATED ISSUES. WOMEN MUST INCORPORATE THE MYT PRACTICE IN THEIR ROUTINE LIFE AS A PREVENTIVE MEASURE TO REFRAIN FROM PELVIC FLOOR DYSFUNCTIONS. 2021 16 800 52 EFFECT OF YOGA NIDRA ON PHYSIOLOGICAL VARIABLES IN PATIENTS OF MENSTRUAL DISTURBANCES OF REPRODUCTIVE AGE GROUP. AIM OF THIS STUDY WAS TO SEE ANY EFFECT ON AUTONOMIC FUNCTIONS IN MENSTRUAL DISTURBANCES PATIENTS AFTER YOGA NIDRA PRACTICE. THE SUBJECTS FOR THE STUDY WERE 150 FEMALES WITH MENSTRUAL IRREGULARITIES, 28.08 +/- 7.43 YEARS OF MEAN AGE, REFERRED FROM DEPARTMENT OF OBSTETRICS AND GYNECOLOGY CSMMU, UP, LUCKNOW. SUBJECTS WERE DIVIDED RANDOMLY IN TO TWO GROUPS' INTERVENTION AND IN CONTROL GROUPS -SEVENTY FIVE (75) IN EACH GROUP. OUT OF THESE, ONE HUNDRED TWENTY SIX (126) COMPLETED THE STUDY PROTOCOL. THE YOGIC INTERVENTION CONSISTED OF 35-40 MINUTES/DAY, FIVE DAYS IN A WEEK TILL SIX MONTHS. AN AUTONOMIC FUNCTION TESTING WAS DONE IN BOTH THE GROUPS AT ZERO TIME AND AFTER SIX MONTHS. A SIGNIFICANT POSITIVE EFFECT WAS OBSERVED WHEN YOGA THERAPY WAS USED AS AN ADJUNCT IN THE PATIENTS OF MENSTRUAL DISTURBANCES. THERE WERE SIGNIFICANT IMPROVEMENTS IN THE BLOOD PRESSURE, POSTURAL HYPOTENSION AND SUSTAINED HAND GRIP, HEART RATE EXPIRATION INSPIRATION RATIO AND 30:15 BEAT RATIOS OF THE SUBJECTS AFTER YOGIC PRACTICE. 2012 17 298 48 ALTERNATE-NOSTRIL YOGA BREATHING REDUCED BLOOD PRESSURE WHILE INCREASING PERFORMANCE IN A VIGILANCE TEST. BACKGROUND REPORTS SUGGEST THAT VIGILANCE OR SUSTAINED ATTENTION INCREASES SYMPATHETIC ACTIVITY. A PERSISTENT INCREASE IN SYMPATHETIC ACTIVITY CAN LEAD TO AN INCREASE IN BLOOD PRESSURE. ALTERNATE-NOSTRIL YOGA BREATHING HAS BEEN SHOWN TO BE USEFUL TO (I) IMPROVE ATTENTION AND (II) DECREASE THE SYSTOLIC AND DIASTOLIC BLOOD PRESSURE. EARLIER STUDIES DID NOT REPORT SIMULTANEOUS RECORDINGS OF THE BLOOD PRESSURE AND PERFORMANCE IN VIGILANCE TESTS AFTER ALTERNATE-NOSTRIL YOGA BREATHING. WITH THIS BACKGROUND, THE PRESENT STUDY WAS PLANNED TO DETERMINE IF 15 MINUTES OF ALTERNATE NOSTRIL YOGA BREATHING COULD IMPROVE THE PERFORMANCE IN A VIGILANCE TEST WITHOUT AN INCREASE IN BLOOD PRESSURE. MATERIAL AND METHODS FIFTEEN HEALTHY MALE VOLUNTEERS PARTICIPATED IN THE STUDY (GROUP MEAN AGE +/-SD, 22.4+/-2.4 YEARS). PARTICIPANTS WERE ASSESSED ON 3 SEPARATE DAYS IN 3 DIFFERENT SESSIONS. THESE WERE (I) ALTERNATE NOSTRIL YOGA BREATHING, (II) BREATH AWARENESS, AND (III) SITTING QUIETLY AS A CONTROL. BLOOD PRESSURE AND THE DIGIT VIGILANCE TEST WERE SIMULTANEOUSLY ASSESSED BEFORE AND AFTER EACH SESSION. RESULTS SYSTOLIC BLOOD PRESSURE (P<0.01), MEAN ARTERIAL BLOOD PRESSURE (P<0.05), AND THE TIME TAKEN TO COMPLETE THE DIGIT VIGILANCE TEST (P<0.05) SIGNIFICANTLY DECREASED FOLLOWING ALTERNATE-NOSTRIL YOGA BREATHING. THE TIME TAKEN TO COMPLETE THE DIGIT VIGILANCE TEST DIFFERED SIGNIFICANTLY BETWEEN SESSIONS (P<0.05). THE TIME TAKEN TO COMPLETE THE DIGIT VIGILANCE TEST WAS ALSO SIGNIFICANTLY DECREASED AFTER SITTING QUIETLY (P<0.01). CONCLUSIONS ALTERNATE-NOSTRIL YOGA BREATHING APPEARS TO IMPROVE PERFORMANCE IN THE DIGIT VIGILANCE TEST, ALONG WITH A REDUCTION IN SYSTOLIC BLOOD PRESSURE. THIS IS SUGGESTIVE OF BETTER VIGILANCE WITHOUT SYMPATHETIC ACTIVATION. 2017 18 1970 38 SHORT TERM HEALTH IMPACT OF A YOGA AND DIET CHANGE PROGRAM ON OBESITY. BACKGROUND: OBESE PERSONS OFTEN FIND PHYSICAL ACTIVITY DIFFICULT. THE EFFECTS OF A YOGA AND DIET CHANGE PROGRAM, EMPHASIZING BREATHING TECHNIQUES PRACTICED WHILE SEATED, WAS ASSESSED IN OBESE PERSONS. MATERIAL/METHODS: A SINGLE GROUP OF 47 PERSONS WERE ASSESSED ON THE FIRST AND LAST DAY OF A YOGA AND DIET CHANGE PROGRAM, WITH 6 DAYS OF THE INTERVENTION BETWEEN ASSESSMENTS. THE ASSESSMENTS WERE: BODY MASS INDEX (BMI), WAIST AND HIP CIRCUMFERENCES, MID-ARM CIRCUMFERENCE, BODY COMPOSITION, HAND GRIP STRENGTH, POSTURAL STABILITY, SERUM LIPID PROFILE AND FASTING SERUM LEPTIN LEVELS. PARTICIPANTS PRACTICED YOGA FOR 5 HOURS EVERY DAY AND HAD A LOW FAT, HIGH FIBER, VEGETARIAN DIET. LAST AND FIRST DAY DATA WERE COMPARED USING A T-TEST FOR PAIRED DATA. RESULTS: FOLLOWING THE 6-DAY RESIDENTIAL PROGRAM, PARTICIPANTS SHOWED A DECREASE IN BMI (1.6 PERCENT), WAIST AND HIP CIRCUMFERENCES, FAT-FREE MASS, TOTAL CHOLESTEROL (7.7 PERCENT DECREASE), HIGH DENSITY LIPOPROTEIN (HDL) CHOLESTEROL (8.7 PERCENT DECREASE), FASTING SERUM LEPTIN LEVELS (44.2 PERCENT DECREASE) AND AN INCREASE IN POSTURAL STABILITY AND HAND GRIP STRENGTH (P<0.05, ALL COMPARISONS). CONCLUSIONS: A 6-DAY YOGA AND DIET CHANGE PROGRAM DECREASED THE BMI AND THE FAT-FREE MASS. TOTAL CHOLESTEROL ALSO DECREASED DUE TO REDUCED HDL LEVELS. THIS SUGGESTS THAT A BRIEF, INTENSIVE YOGA PROGRAM WITH A CHANGE IN DIET CAN POSE CERTAIN RISKS. BENEFITS SEEN WERE BETTER POSTURAL STABILITY, GRIP STRENGTH (THOUGH A 'PRACTICE EFFECT' WAS NOT RULED OUT), REDUCED WAIST AND HIP CIRCUMFERENCES AND A DECREASE IN SERUM LEPTIN LEVELS. 2010 19 1610 47 METABOLIC AND VENTILATORY CHANGES DURING AND AFTER HIGH-FREQUENCY YOGA BREATHING. BACKGROUND PRACTICING HIGH-FREQUENCY YOGA BREATHING (HFYB) INDUCED A HYPERMETABOLIC STATE IN A SINGLE SUBJECT DURING THE PRACTICE BUT THE EFFECT HAS NOT BEEN STUDIED IN MULTIPLE PRACTITIONERS. MATERIAL AND METHODS HEALTHY MALE VOLUNTEERS (N=47, GROUP MEAN AGE +/- S.D., 23.2 +/- 4.1 YEARS) WERE RECRUITED AS AN EXPERIMENTAL GROUP AND ANOTHER TWENTY VOLUNTEERS WERE RECRUITED AS A CONTROL GROUP. THE EXPERIMENTAL GROUP PRACTICED EITHER HFYB (BREATH RATE 1.0 HZ) OR BREATH AWARENESS (BAW) ON TWO SEPARATE DAYS. THE SEQUENCE WAS REVERSED FOR ALTERNATE PARTICIPANTS. THE CONTROL GROUP WAS ASSESSED UNDER SIMILAR CONDITIONS WHILE SITTING AT EASE. THE BREATH RATE (RR), TIDAL VOLUME (VT), VENTILATION (VE), VO2, VCO2, ARTERIAL PCO2 AND ENERGY EXPENDITURE (EE KCAL/DAY) WERE ASSESSED FOR 35 MINUTES USING AN OPEN CIRCUIT OXYGEN CONSUMPTION ANALYZER. THE ASSESSMENT PERIOD WAS DIVIDED INTO BEFORE, DURING AND AFTER CONDITIONS. REPEATED MEASURES ANALYSES OF VARIANCE (ANOVA) WERE USED TO COMPARE DATA RECORDED DURING AND AFTER THE TWO PRACTICES WITH DATA RECORDED BEFORE. BEFORE-AFTER COMPARISONS IN THE CONTROL GROUP WERE WITH PAIRED T-TESTS. RESULTS THE MOST RELEVANT SIGNIFICANT CHANGES WERE INCREASES IN VE, VO2, VCO2 AND EE DURING HFYB, WHILE THE SAME VARIABLES DECREASED DURING THE CONTROL PERIOD. HOWEVER AFTER HFYB THERE WAS NO CHANGE IN VO2 OR EE, ALTHOUGH VE DECREASED AS IT DID AFTER THE CONTROL PERIOD. CONCLUSIONS HFYB INDUCES A HYPERMETABOLIC STATE FOR THE DURATION OF THE PRACTICE WHICH RETURNS TO BASELINE AFTER HFYB SUGGESTING A POSSIBLE APPLICATION FOR HFYB IN HYPOMETABOLIC STATES. 2015 20 165 52 A RANDOMIZED CONTROL TRIAL OF THE EFFECT OF YOGA ON VERBAL AGGRESSIVENESS IN NORMAL HEALTHY VOLUNTEERS. OBJECTIVE: TO STUDY THE EFFECT OF YOGA ON VERBAL AGGRESSIVENESS IN NORMAL HEALTHY ADULTS. METHODS: OF THE 1228 PERSONS WHO ATTENDED INTRODUCTORY LECTURES, 226 SUBJECTS OF BOTH SEXES WHO SATISFIED THE INCLUSION AND EXCLUSION CRITERIA AND WHO CONSENTED TO PARTICIPATE IN THE STUDY WERE RANDOMLY ALLOCATED INTO TWO GROUPS. THESE 226 SUBJECTS WERE BETWEEN THE AGES OF 17 AND 62 YEARS AND 173/226 COMPLETED THE EIGHT WEEKS OF INTERVENTION. THE YOGA (Y) GROUP PRACTISED AN INTEGRATED YOGA MODULE THAT INCLUDED ASANAS, PRANAYAMA, MEDITATION, NOTIONAL CORRECTION, AND DEVOTIONAL SESSIONS. THE CONTROL GROUP PRACTISED MILD TO MODERATE PHYSICAL EXERCISES (PE). BOTH GROUPS HAD SUPERVISED PRACTICES (BY TRAINED EXPERTS) FOR ONE HOUR DAILY, SIX DAYS A WEEK FOR EIGHT WEEKS. VERBAL AGGRESSIVENESS WAS ASSESSED BEFORE AND AFTER EIGHT WEEKS USING THE SELF-ADMINISTERED VERBAL AGGRESSIVE SCALE. RESULTS: THE BASELINE SCORE OF THE TWO GROUPS DID NOT DIFFER SIGNIFICANTLY (P = 0.66). THERE WAS A SIGNIFICANT DECREASE IN VERBAL AGGRESSIVENESS IN THE YOGA GROUP (P = 0.01 PAIRED SAMPLES T-TEST) WITH A NONSIGNIFICANT INCREASE IN THE PE GROUP. ANCOVA USING PRE- VALUES AS COVARIATES SHOWED A SIGNIFICANT DIFFERENCE BETWEEN THE GROUPS (P = 0.013). RMANOVA FOR INTERACTION BETWEEN THE SEXES OR AGE GROUPS IN CHANGE SCORES WERE NOT SIGNIFICANT. CONCLUSIONS: THIS STUDY HAS DEMONSTRATED THAT AN EIGHT WEEK INTERVENTION OF AN INTEGRATED YOGA MODULE DECREASED VERBAL AGGRESSIVENESS IN THE YOGA GROUP (IN MALES AND THOSE BELOW 25 YEARS OF AGE), WITH A NONSIGNIFICANT INCREASE IN THE PE GROUP. 2008