1 163 164 A RANDOMIZED CONTROL TRIAL OF THE EFFECT OF YOGA ON GUNAS (PERSONALITY) AND HEALTH IN NORMAL HEALTHY VOLUNTEERS. OBJECTIVE: TO STUDY THE EFFICACY OF YOGA ON GUNA (YOGIC PERSONALITY MEASURE) AND GENERAL HEALTH IN NORMAL ADULTS. METHODS: OF THE 1228 PERSONS WHO ATTENDED INTRODUCTORY LECTURES, 226 SUBJECTS AGED 18-71 YEARS, OF BOTH SEXES, WHO SATISFIED THE INCLUSION AND EXCLUSION CRITERIA AND WHO CONSENTED TO PARTICIPATE IN THE STUDY WERE RANDOMLY ALLOCATED INTO TWO GROUPS. 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 PRACTICE SESSIONS (BY TRAINED EXPERTS) FOR ONE HOUR DAILY, SIX DAYS A WEEK FOR EIGHT WEEKS. GUNA (YOGIC PERSONALITY) WAS ASSESSED BEFORE AND AFTER EIGHT WEEKS USING THE SELF-ADMINISTERED VEDIC PERSONALITY INVENTORY (VPI) WHICH ASSESSES SATTVA (GENTLE AND CONTROLLED), RAJAS (VIOLENT AND UNCONTROLLED) AND TAMAS (DULL AND UNCONTROLLED). THE GENERAL HEALTH STATUS (TOTAL HEALTH), WHICH INCLUDES FOUR DOMAINS NAMELY SOMATIC SYMPTOMS (SS), ANXIETY AND INSOMNIA (AI), SOCIAL DYSFUNCTION (SF) AND SEVERE DEPRESSION (SP), WAS ASSESSED USING A GENERAL HEALTH QUESTIONNAIRE (GHQ). RESULTS: BASELINE SCORES FOR ALL THE DOMAINS FOR BOTH THE GROUPS DID NOT DIFFER SIGNIFICANTLY (P > 0.05, INDEPENDENT SAMPLES T TEST). SATTVA SHOWED A SIGNIFICANT DIFFERENCE WITHIN THE GROUPS AND THE EFFECT SIZE WAS MORE IN THE Y THAN IN THE PE GROUP. RAJAS SHOWED A SIGNIFICANT DECREASE WITHIN AND BETWEEN THE GROUPS WITH A HIGHER EFFECT SIZE IN THE PE GROUP. TAMAS SHOWED SIGNIFICANT REDUCTION WITHIN THE PE GROUP ONLY. THE GHQ REVEALED THAT THERE WAS SIGNIFICANT DECREASE IN SS, AI, SF AND SP IN BOTH Y AND PE GROUPS (WILCOXCON SINGED RANK T TEST). SS SHOWED A SIGNIFICANT DIFFERENCE BETWEEN THE GROUPS (MANN WHITNEY U TEST). CONCLUSIONS: THERE WAS AN IMPROVEMENT IN SATTVA IN BOTH THE YOGA AND CONTROL GROUPS WITH A TREND OF HIGHER EFFECT SIZE IN YOGA; RAJAS REDUCED IN BOTH BUT SIGNIFICANTLY BETTER IN PE THAN IN YOGA AND TAMAS REDUCED IN PE. THE GENERAL HEALTH STATUS IMPROVED IN BOTH THE YOGA AND CONTROL GROUPS. 2008 2 516 49 COMPARING COGNITION, COPING SKILLS AND VEDIC PERSONALITY OF INDIVIDUALS PRACTICING YOGA, PHYSICAL EXERCISE OR SEDENTARY LIFESTYLE: A CROSS-SECTIONAL FMRI STUDY. BACKGROUND: NATURE AND INTENSITY OF PHYSICAL ACTIVITY MAY INFLUENCE COGNITION, COPING MECHANISMS AND OVERALL PERSONALITY OF AN INDIVIDUAL. THE OBJECTIVE OF THIS CROSS-SECTIONAL STUDY WAS TO COMPARE COGNITION, COPING STYLES AND VEDIC PERSONALITY AMONG INDIVIDUALS PRACTICING DIFFERENT LIFESTYLE. METHODS: THIRTY-NINE HEALTHY YOUNG ADULTS OF BOTH GENDER (27.63+/-4.04 YEARS) WERE RECRUITED AND CATEGORIZED INTO THREE GROUPS; I.E. YOGA, PHYSICAL ACTIVITY OR SEDENTARY LIFESTYLE GROUPS. PARTICIPANTS WERE ASSESSED ON COGNITION, COPING STYLES AND VEDIC PERSONALITY INVENTORY (VPI). VERBAL-N-BACK AND STROOP TASKS WERE PERFORMED USING 3 TESLA MRI SCANNER. TASK BASED CONNECTIVITY (TBC) ANALYSIS WAS DONE USING CONN TOOLBOX IN SPM. RESULTS: THERE WERE NO SIGNIFICANT DIFFERENCES IN THE COGNITIVE DOMAINS ACROSS THE GROUPS. THE PLANNING (P=0.03) AND ACCEPTANCE DOMAIN (P=0.03) OF THE BRIEF COPE SCALE SHOWED DIFFERENCE ACROSS THE GROUPS. POST-HOC ANALYSIS REVEALED THAT PLANNING AND ACCEPTANCE SCORES WERE DISTINCTLY HIGHER IN THE PHYSICAL ACTIVITY GROUP, HOWEVER, THERE WAS NO DIFFERENCE BETWEEN PHYSICAL ACTIVITY GROUP AND YOGA PRACTITIONERS. SIMILARLY, IN THE VPI, SATTVA (P=0.003), RAJAS (P=0.05) AND TAMAS (P=0.01) WERE DIFFERENT ACROSS THE GROUPS, AND THE POST HOC ANALYSIS SHOWED SUPERIORITY IN SATTVA SCORES IN YOGA GROUP, MEANWHILE, BOTH RAJAS AND TAMAS WERE HIGHER IN THE PHYSICAL ACTIVITY GROUP. YOGA PRACTITIONERS PREFERENTIALLY RECRUITED LEFT SUPERIOR FRONTAL GYRUS IN RELATION TO THE PHYSICALLY ACTIVE GROUP AND PRECUNEUS IN RELATION TO THE SEDENTARY LIFESTYLE GROUP. CONCLUSION: THE STUDY REVEALED THAT YOGA PRACTITIONERS HAD A DISTINCT HIGHER SATTVA GUNA AND PREFERENTIALLY RECRUITED BRAIN AREAS ASSOCIATED WITH SELF-REGULATION AND INHIBITORY CONTROL. 2022 3 703 47 EFFECT OF INTEGRAL YOGA ON PSYCHOLOGICAL AND HEALTH VARIABLES AND THEIR CORRELATIONS. OBJECTIVE: CERTAIN PSYCHOLOGICAL AND HEALTH VARIABLES ARE COMMONLY MEASURED IN INDIA. THIS STUDY EVALUATES THE EFFECTS OF INTEGRAL YOGA PRACTICES ON THESE VARIABLES AND ALSO THE CONSISTENCY OF CORRELATIONS OBSERVED BETWEEN THEM. MATERIALS AND METHODS: THE STUDY WAS A PRE-POST INTERVENTION STUDY. THE VARIABLES WERE MEASURED AT THE BEGINNING AND THE END OF A ONE-MONTH YOGA COURSE. THERE WAS NO CONTROL GROUP.THE STUDY WAS CARRIED OUT AT SWAMI VIVEKANANDA YOGA ANUSANDHANA SAMSTHANA (S-VYASA) UNIVERSITY, IN ITS RURAL CAMPUS SOUTH OF BANGALORE. BASED ON HEALTH CRITERIA, 108 SUBJECTS WERE SELECTED OUT OF 198 VOLUNTEERS TO FORM THE EXPERIMENTAL YOGA GROUP. AGES RANGED FROM 17 TO 63 YEARS. THE YOGASANAS (POSTURES), PRANAYAMA (BREATHING EXERCISES), RELAXATION TECHNIQUES, MEDITATION, CHANTING AND LECTURES WERE THE COMPONENTS OF YOGA INTERVENTION. THE VARIABLES MEASURED WERE SUSTAINED ATTENTION, EMOTIONAL INTELLIGENCE - EQ, GENERAL HEALTH - GHQ, GUNA PERSONALITY - SATTVA, RAJAS AND TAMAS. RESULTS: SIGNIFICANT PRE-POST CHANGES WERE FOUND IN ALL VARIABLES. SIGNIFICANT CORRELATIONS WERE FOUND BETWEEN THE FOLLOWING PAIRS: THE TWO SUSTAINED ATTENTION VARIABLES; EMOTIONAL INTELLIGENCE AND GENERAL HEALTH; GHQ AND TAMAS; SATTVA AND TAMAS; AND RAJAS AND TAMAS. CONCLUSION: THE STUDY SHOWS THAT THERE WERE SIGNIFICANT CHANGES IN ALL VARIABLES (P< 0.001) EXCEPT IN SATTVA. IT ALSO CONFIRMS THAT EQ AND GENERAL HEALTH VARIABLES CORRELATE SIGNIFICANTLY WITH EACH OTHER AND NEGATIVELY WITH TAMAS. EQ AND TAMAS FORM POSITIVE AND NEGATIVE PREDICTORS OF HEALTH RESPECTIVELY. SATTVA CORRELATES POSITIVELY WITH EQ SUGGESTING THAT A SATTVIC PERSONALITY INDICATES BETTER SELF-CONTROL. THIS SUGGESTS THAT, BY IMPROVING GUNA PERSONALITY, LONG-TERM YOGA PRACTICE MAY STABILIZE EQ. 2011 4 164 113 A RANDOMIZED CONTROL TRIAL OF THE EFFECT OF YOGA ON GUNAS (PERSONALITY) AND SELF ESTEEM IN NORMAL HEALTHY VOLUNTEERS. BACKGROUND/AIMS: TO STUDY THE EFFICACY OF YOGA ON GUNAS (PERSONALITY) AND SELF ESTEEM IN NORMAL ADULTS THROUGH A RANDOMIZED COMPARATIVE STUDY. MATERIALS AND METHODS: OF THE 1228 PERSONS WHO ATTENDED MOTIVATIONAL LECTURES, 226 SUBJECTS AGED 18-71 YEARS, OF BOTH SEXES, WHO SATISFIED THE INCLUSION AND EXCLUSION CRITERIA, AND WHO CONSENTED TO PARTICIPATE IN THE STUDY WERE RANDOMLY ALLOCATED INTO TWO GROUPS. THE YOGA (Y) GROUP PRACTISED AN INTEGRATED YOGA MODULE THAT INCLUDED ASANAS, PRANAYAMA, MEDITATION, NOTIONAL CORRECTION, AND DEVOTIONAL SESSIONS. THE COMPARISON GROUP PRACTISED MILD TO MODERATE PHYSICAL EXERCISES (PE). BOTH GROUPS HAD SUPERVISED PRACTICES FOR ONE HOUR DAILY, SIX DAYS A WEEK, FOR EIGHT WEEKS. GUNA (PERSONALITY) WAS ASSESSED BEFORE AND AFTER EIGHT WEEKS USING THE SELF-ADMINISTERED "THE 'GITA" INVENTORY OF PERSONALITY" (GIN) TO ASSESS SATTVA, RAJAS, AND TAMAS. SELF ESTEEM IN TERMS OF COMPETENCY (COM), GLOBAL SELF ESTEEM (GSE), MORAL AND SELF ESTEEM (MSE), SOCIAL ESTEEM (SET), FAMILY SELF ESTEEM (FSE), BODY AND PHYSICAL APPEARANCE (BPA), AND THE LIE SCALE (LIS) WERE ASSESSED USING THE SELF ESTEEM QUESTIONNAIRE (SEQ). RESULTS: THE BASELINE SCORES FOR ALL DOMAINS FOR BOTH THE GROUPS DID NOT DIFFER SIGNIFICANTLY (P > 0.05 INDEPENDENT SAMPLES T-TEST). THERE WERE SIGNIFICANT PRE-POST IMPROVEMENTS IN ALL DOMAINS IN BOTH GROUPS (P < 0.001 PAIRED T-TEST). THE NUMBER OF PERSONS WHO SHOWED IMPROVEMENT IN SATTVA AND DECREASE IN TAMAS WAS SIGNIFICANT IN THE Y BUT NOT IN THE PE GROUP (MCNEMAR TEST). THE EFFECT SIZE FOR SELF ESTEEM IN THE Y GROUP IS GREATER THAN FOR THE PE GROUP IN THREE OUT OF SEVEN DOMAINS. CONCLUSIONS: THIS RANDOMIZED CONTROLLED STUDY HAS SHOWN THE INFLUENCE OF YOGA ON GUNAS AND SELF ESTEEM IN COMPARISON TO PHYSICAL EXERCISE. 2009 5 165 99 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 6 709 76 EFFECT OF INTEGRATED YOGA MODULE ON PERSONALITY OF HOME GUARDS IN BENGALURU: A RANDOMIZED CONTROL TRIAL. BACKGROUND: HOME GUARDS ORGANIZATION IS AN INDEPENDENT DISCIPLINED AND UNIFORMED BODY OF VOLUNTEERS. ALL CATEGORIES OF HOME GUARDS (HGS), WHO WORK IN THE FIELD, EXPERIENCE VARIED EMOTIONS AND ARE REQUIRED TO COPE WITH VARIED SITUATIONS. YOGA PRACTICES MAY BE HELPFUL TO MASTER SUCH EMOTIONS AND SHOULD LEAD TO IMPROVEMENT IN PERSONALITY. OBJECTIVE: TO STUDY THE EFFICACY OF INTEGRATED YOGA MODULE (IYM) ON PERSONALITY (GUNAS) (YOGIC PERSONALITY MEASURE) OF HGS. METHODS: OF 500 HGS WHO ATTENDED INTRODUCTORY LECTURES, 148 HGS OF EITHER GENDER, WHO SATISFIED THE INCLUSION AND EXCLUSION CRITERIA AND WHO CONSENTED TO PARTICIPATE IN THE STUDY WERE RANDOMLY ALLOCATED TO TWO GROUPS. THE YOGA GROUP (YG) PRACTICED AN IYM FOR 1 H DAILY, 6 DAYS A WEEK FOR 8 WEEKS ALONG WITH THEIR ROUTINE WORK. THE CONTROL GROUP (CG) REMAINED ON ROUTINE WORK. PERSONALITY WAS ASSESSED BEFORE AND AFTER 8 WEEKS USING THE SELF-ADMINISTERED VEDIC PERSONALITY INVENTORY. RESULTS: BASELINE SCORES FOR ALL DOMAINS FOR BOTH GROUPS DID NOT DIFFER SIGNIFICANTLY (P > 0.05, SHAPIRO WILK'S TEST). SATTVA SCORE IN YG SIGNIFICANTLY INCREASED FROM 39.87 +/- 2.02 TO 47.14 +/- 7.22, WHERE AS IT DECREASED SIGNIFICANTLY FROM 43.66 +/- 4.39 TO 37.74 +/- 10.26 IN CG. RAJAS SCORE IN YG SIGNIFICANTLY DECREASED FROM 29.15 +/- 0.98 TO 27.46 +/- 4.38, WHERE AS IT INCREASED SIGNIFICANTLY FROM 28.60 +/- 3.55 TO 32.74 +/- 5.37 IN CG. TAMAS SCORE IN YG SIGNIFICANTLY DECREASED FROM 30.98 +/- 1.04 TO 25.40 +/- 5.11, WHERE AS IT SIGNIFICANTLY INCREASED FROM 27.74 +/- 4.43 TO 30.51 +/- 5.50 IN CG. CONCLUSIONS: RESULTS INDICATE THAT IYM CAN PROFITABLY BE SUGGESTED FOR HGS AS A COST-EFFECTIVE MEANS TO HELP THEM COPE WITH STRESSFUL SITUATIONS. 2016 7 2507 57 YOGA BASED CARDIAC REHABILITATION AFTER CORONARY ARTERY BYPASS SURGERY: ONE-YEAR RESULTS ON LVEF, LIPID PROFILE AND PSYCHOLOGICAL STATES--A RANDOMIZED CONTROLLED STUDY. OBJECTIVE: TO COMPARE THE LONG TERM EFFECTS OF YOGA BASED CARDIAC REHABILITATION PROGRAM WITH ONLY PHYSIOTHERAPY BASED PROGRAM AS AN ADD-ON TO CONVENTIONAL REHABILITATION AFTER CORONARY ARTERY BYPASS GRAFTING (CABG) ON RISK FACTORS. METHODS: IN THIS SINGLE BLIND PROSPECTIVE RANDOMIZED PARALLEL TWO ARMED ACTIVE CONTROL STUDY, 1026 PATIENTS POSTED FOR CABG AT NARAYANA HRUDAYALAYA INSTITUTE OF CARDIAC SCIENCES, BENGALURU (INDIA) WERE SCREENED. OF THESE, 250 MALE PARTICIPANTS (35-65 YEARS) WHO SATISFIED THE SELECTION CRITERIA AND CONSENTED WERE RANDOMIZED INTO TWO GROUPS. WITHIN AND BETWEEN GROUP COMPARISONS WERE DONE AT THREE POINTS OF FOLLOW UP (I.E. 6TH WEEK, 6TH MONTH, AND 12TH MONTH) BY USING WILCOXON'S SIGNED RANKS TEST AND MANN WHITNEY U TEST RESPECTIVELY. RESULTS: YOGA GROUP HAD SIGNIFICANTLY (P = 0.001, MANN WHITNEY) BETTER IMPROVEMENT IN LVEF THAN CONTROL GROUP IN THOSE WITH ABNORMAL BASELINE EF (<53%) AFTER 1 YEAR. THERE WAS A BETTER REDUCTION IN BMI IN THE YOGA GROUP (P = 0.038, BETWEEN GROUPS) IN THOSE WITH HIGH BASELINE BMI (>/=23) AFTER 12 MONTHS. YOGA GROUP SHOWED SIGNIFICANT (P = 0.008, WILCOXON'S) REDUCTION IN BLOOD GLUCOSE AT ONE YEAR IN THOSE WITH HIGH BASELINE FBS >/=110 MG/DL. THERE WAS SIGNIFICANTLY BETTER IMPROVEMENT IN YOGA THAN THE CONTROL GROUP IN HDL (P = 0.003), LDL (P = 0.01) AND VLDL (P = 0.03) IN THOSE WITH ABNORMAL BASELINE VALUES. THERE WAS SIGNIFICANTLY BETTER IMPROVEMENT (P = 0.02, BETWEEN GROUPS) IN POSITIVE AFFECT IN YOGA GROUP. WITHIN YOGA GROUP, THERE WAS SIGNIFICANT DECREASE IN PERCEIVED STRESS (P = 0.001), ANXIETY (P = 0.001), DEPRESSION (P = 0.001), AND NEGATIVE AFFECT (P = 0.03) WHILE IN THE CONTROL GROUP THERE WAS REDUCTION (P = 0.003) ONLY IN SCORES ON ANXIETY. CONCLUSION: ADDITION OF YOGA BASED RELAXATION TO CONVENTIONAL POST-CABG CARDIAC REHABILITATION HELPS IN BETTER MANAGEMENT OF RISK FACTORS IN THOSE WITH ABNORMAL BASELINE VALUES AND MAY HELP IN PREVENTING RECURRENCE. 2014 8 1317 37 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 9 411 36 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 10 1359 42 IMMEDIATE EFFECTS OF OM CHANTING ON HEART RATE VARIABILITY MEASURES COMPARED BETWEEN EXPERIENCED AND INEXPERIENCED YOGA PRACTITIONERS. BACKGROUND: CHANTING "OM" IS A FORM OF MEDITATION THAT HAS NUMEROUS HEALTH BENEFITS. HOWEVER, THE NEUROPHYSIOLOGICAL MECHANISMS UNDERPINNING ITS EFFECT ARE SURPRISINGLY SCARCE. THE PRESENT STUDY AIMED TO INVESTIGATE THE EFFECT OF OM CHANTING ON AUTONOMIC MODULATION, USING HEART RATE VARIABILITY (HRV), ON EXPERIENCED YOGA PRACTITIONERS AND YOGA NAIVE PERSONS. METHODS: THIS PROSPECTIVE STUDY INCLUDED 19 YOGA PRACTITIONERS (9 FEMALES AND 10 MALES; GROUP MEAN AGE +/- STANDARD DEVIATION [SD]; 25.9 +/- 3.2 YEARS) AND 17 YOGA NAIVE PERSONS (8 FEMALES AND 9 MALES; GROUP MEAN AGE +/- SD; 24.8 +/- 3.6 YEARS) OF BOTH SEXES AND SIMILAR AGE RANGE. BOTH THE GROUPS WERE ASSESSED FOR HRV INDICES (TIME AND FREQUENCY DOMAIN MEASURES) BEFORE AND AFTER LOUD OM CHANTING FOR 5 MIN. RESULTS: BASELINE COMPARISON USING MANN-WHITNEY U TEST BETWEEN GROUPS SHOWED YOGA PRACTITIONERS HAD SIGNIFICANTLY INCREASED HIGH FREQUENCY (HF) POWER (P < 0.029) THAN NONYOGA PRACTITIONERS, SIGNIFYING A STATE OF TRANQUILITY BEFORE THE CHANTING OF OM. AFTER 5 MIN OF LOUD CHANTING OF OM, A COMPARISON BETWEEN GROUPS ASSESSED USING WILCOXON SIGNED RANKS TEST REVEALED: HF POWER, A COMPONENT OF THE PARASYMPATHETIC NERVOUS SYSTEM, WAS FURTHER AMPLIFIED WITH A SIGNIFICANTLY INCREASE (P < 0.001) IN THE YOGA PRACTITIONERS GROUP COMPARED TO NONYOGA PRACTITIONERS. FURTHERMORE, THIS INCREASE IN HF POWER WAS POSITIVELY CORRELATED WITH THE YEARS OF EXPERIENCE IN YOGA. CONCLUSION: THE PRESENT STUDY SHOWED THAT A BRIEF CHANTING OF OM (5 MIN) MIGHT ENHANCE PARASYMPATHETIC NERVOUS SYSTEM ACTIVITY, PROMOTE RELAXATION, AND PROVIDE CALMNESS. FURTHER, THIS EXPERIENCE MAY BE ACHIEVED EFFECTIVELY IN INDIVIDUALS EXPERIENCED IN YOGA THAN NONYOGA PRACTITIONERS. 2022 11 462 40 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 12 1726 46 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 13 442 30 CEREBROVASCULAR DYNAMICS ASSOCIATED WITH YOGA BREATHING AND BREATH AWARENESS. AIMS: BREATH FREQUENCY CAN ALTER CEREBRAL BLOOD FLOW. THE STUDY AIMED TO DETERMINE BILATERAL MIDDLE CEREBRAL ARTERIAL HEMODYNAMICS IN HIGH-FREQUENCY YOGA BREATHING (HFYB) AND SLOW FREQUENCY ALTERNATE NOSTRIL YOGA BREATHING (ANYB) USING TRANSCRANIAL DOPPLER SONOGRAPHY. METHODS: HEALTHY MALE VOLUNTEERS WERE ASSESSED IN TWO SEPARATE TRIALS BEFORE, DURING, AND AFTER HFYB (2.0 HZ FOR 1 MIN, N = 16) AND ANYB (12 BREATHS PER MINUTE FOR 5 MIN, N = 22). HFYB AND ANYB WERE SEPARATELY COMPARED TO BREATH AWARENESS (BAW) AND TO CONTROL SESSIONS. STATISTICAL ANALYSIS: THE DATA WERE ANALYZED USING REPEATED-MEASURES ANOVA WITH BONFERRONI ADJUSTED POST HOC TESTS. RESULTS: DURING HFYB THERE WAS A DECREASE IN END-DIASTOLIC VELOCITY (EDV) AND MEAN FLOW VELOCITY (MFV) (P < 0.01 FOR LEFT AND P < 0.05 FOR RIGHT MIDDLE CEREBRAL ARTERIES; MCA) WITH AN INCREASE IN PULSATILITY INDEX (PI) FOR THE RIGHT MCA (P < 0.05). DURING ANYB, THERE WAS A BILATERAL DECREASE IN PEAK SYSTOLIC VELOCITY (P < 0.05 FOR LEFT AND P < 0.01 FOR RIGHT MCA), EDV (P < 0.01) AND MFV (P < 0.01 FOR LEFT AND P < 0.001 FOR RIGHT MCA) AND AN INCREASE IN PI (P < 0.01). DURING BAW OF THE TWO SESSIONS THERE WAS A DECREASE IN LATERALIZED FLOW AND END-DIASTOLIC VELOCITIES (P < 0.05) AND AN INCREASE IN PI (P < 0.05). CONCLUSIONS: CHANGES IN PEAK FLOW VELOCITIES AND PULSATILITY INDICES DURING AND AFTER HFYB, ANYB, AND BAW SUGGEST DECREASED CEREBROVASCULAR BLOOD FLOW AND INCREASED FLOW RESISTANCE BASED ON DIFFERENT MECHANISMS. 2022 14 2510 33 YOGA BREATHING THROUGH A PARTICULAR NOSTRIL INCREASES SPATIAL MEMORY SCORES WITHOUT LATERALIZED EFFECTS. UNINOSTRIL BREATHING FACILITATES THE PERFORMANCE ON SPATIAL AND VERBAL COGNITIVE TASKS, SAID TO BE RIGHT AND LEFT BRAIN FUNCTIONS, RESPECTIVELY. SINCE HEMISPHERIC MEMORY FUNCTIONS ARE ALSO KNOWN TO BE LATERALIZED, THE PRESENT STUDY ASSESSED THE EFFECTS OF UNINOSTRIL BREATHING ON THE PERFORMANCE IN VERBAL AND SPATIAL MEMORY TESTS. SCHOOL CHILDREN (N = 108 WHOSE AGES RANGED FROM 10 TO 17 YEARS) WERE RANDOMLY ASSIGNED TO FOUR GROUPS. EACH GROUP PRACTICED A SPECIFIC YOGA BREATHING TECHNIQUE: (I) RIGHT NOSTRIL BREATHING, (II) LEFT NOSTRIL BREATHING, (III) ALTERNATE NOSTRIL BREATHING, OR (IV) BREATH AWARENESS WITHOUT MANIPULATION OF NOSTRILS. THESE TECHNIQUES WERE PRACTICED FOR 10 DAYS. VERBAL AND SPATIAL MEMORY WAS ASSESSED INITIALLY AND AFTER 10 DAYS. AN AGE-MATCHED CONTROL GROUP OF 27 WERE SIMILARLY ASSESSED. ALL 4 TRAINED GROUPS SHOWED A SIGNIFICANT INCREASE IN SPATIAL TEST SCORES AT RETEST, BUT THE CONTROL GROUP SHOWED NO CHANGE. AVERAGE INCREASE IN SPATIAL MEMORY SCORES FOR THE TRAINED GROUPS WAS 84%. IT APPEARS YOGA BREATHING INCREASES SPATIAL RATHER THAN VERBAL SCORES, WITHOUT A LATERALIZED EFFECT. 1997 15 858 54 EFFECT OF YOGA OR PHYSICAL EXERCISE ON PHYSICAL, COGNITIVE AND EMOTIONAL MEASURES IN CHILDREN: A RANDOMIZED CONTROLLED TRIAL. BACKGROUND: PREVIOUS STUDIES HAVE SEPARATELY REPORTED THE EFFECTS OF PHYSICAL EXERCISE AND YOGA IN CHILDREN, SHOWING PHYSICAL, COGNITIVE AND EMOTIONAL BENEFITS. OBJECTIVES: THE PRESENT RANDOMIZED CONTROLLED TRIAL ASSESSED THE EFFECTS OF YOGA OR PHYSICAL EXERCISE ON PHYSICAL FITNESS, COGNITIVE PERFORMANCE, SELF-ESTEEM, AND TEACHER-RATED BEHAVIOR AND PERFORMANCE, IN SCHOOL CHILDREN. METHODS: 98 SCHOOL CHILDREN BETWEEN 8 TO 13 YEARS WERE RANDOMIZED AS YOGA AND PHYSICAL EXERCISE GROUPS {N = 49 EACH; (YOGA: 15 GIRLS, GROUP MEAN AGE 10.4 +/- 1.2 YEARS), (PHYSICAL EXERCISE: 23 GIRLS, GROUP MEAN AGE 10.5 +/- 1.3 YEARS)}. BOTH GROUPS WERE BLIND ASSESSED AFTER ALLOCATION, USING: (I) THE EUROFIT PHYSICAL FITNESS TEST BATTERY, (II) STROOP COLOR-WORD TASK FOR CHILDREN, (III) BATTLE'S SELF-ESTEEM INVENTORY AND (IV) THE TEACHERS' RATING OF THE CHILDREN'S OBEDIENCE, ACADEMIC PERFORMANCE, ATTENTION, PUNCTUALITY, AND BEHAVIOR WITH FRIENDS AND TEACHERS. AFTER ASSESSMENTS THE YOGA GROUP PRACTICED YOGA (BREATHING TECHNIQUES, POSTURES, GUIDED RELAXATION AND CHANTING), 45 MINUTES EACH DAY, 5 DAYS A WEEK. DURING THIS TIME THE PHYSICAL EXERCISE GROUP HAD JOGGING-IN-PLACE, RAPID REPETITIVE MOVEMENTS AND RELAY RACES OR GAMES. BOTH GROUPS WERE ASSESSED AT THE END OF 3 MONTHS. DATA WERE ANALYZED WITH RM ANOVA AND POST-HOC TESTS WERE BONFERRONI ADJUSTED. RESULTS: THERE WAS ONE SIGNIFICANT DIFFERENCE BETWEEN GROUPS. THIS WAS IN SOCIAL SELF-ESTEEM WHICH WAS HIGHER AFTER PHYSICAL EXERCISE COMPARED TO YOGA (P < 0.05). ALL THE CHANGES REPORTED BELOW ARE BASED ON AFTER-BEFORE COMPARISONS, WITHIN EACH GROUP. BOTH GROUPS SHOWED AN INCREASE IN BMI, AND NUMBER OF SIT-UPS (P < 0.001). BALANCE WORSENED IN THE PHYSICAL EXERCISE GROUP, WHILE PLATE TAPPING IMPROVED IN THE YOGA GROUP (P < 0.001). IN THE STROOP TASK BOTH GROUPS SHOWED IMPROVED COLOR, WORD- AND COLOR-WORD NAMING (P < 0.01), WHILE THE PHYSICAL EXERCISE GROUP SHOWED HIGHER INTERFERENCE SCORES. TOTAL, GENERAL AND PARENTAL SELF-ESTEEM IMPROVED IN THE YOGA GROUP (P < 0.05). CONCLUSION: YOGA AND PHYSICAL EXERCISE ARE USEFUL ADDITIONS TO THE SCHOOL ROUTINE, WITH PHYSICAL EXERCISE IMPROVING SOCIAL SELF-ESTEEM. TRIAL REGISTRATION: THE STUDY WAS REGISTERED IN THE CLINICAL TRIALS REGISTRY OF INDIA (CTRI/2012/11/003112). 2013 16 1578 33 MEASUREMENT OF THE EFFECT OF ISHA YOGA ON CARDIAC AUTONOMIC NERVOUS SYSTEM USING SHORT-TERM HEART RATE VARIABILITY. BACKGROUND: BENEFICIAL EFFECTS OF YOGA HAVE BEEN POSTULATED TO BE DUE TO MODULATION OF THE AUTONOMIC NERVOUS SYSTEM. OBJECTIVE: TO ASSESS THE EFFECT OF ISHA YOGA PRACTICES ON CARDIOVASCULAR AUTONOMIC NERVOUS SYSTEM THROUGH SHORT-TERM HEART RATE VARIABILITY (HRV). DESIGN OF THE STUDY: SHORT-TERM HRV OF LONG-TERM REGULAR HEALTHY 14 (12 MALES AND 2 FEMALES) ISHA YOGA PRACTITIONERS WAS COMPARED WITH THAT OF AGE- AND GENDER-MATCHED 14 (12 MALES AND 2 FEMALES) NON-YOGA PRACTITIONERS. METHODS AND MATERIALS: ECG LEAD II AND RESPIRATORY MOVEMENTS WERE RECORDED IN BOTH GROUPS USING POLYRITE DURING SUPINE REST FOR 5 MIN AND CONTROLLED DEEP BREATHING FOR 1 MINUTE. FREQUENCY DOMAIN ANALYSIS [RR INTERVAL IS THE MEAN OF DISTANCE BETWEEN SUBSEQUENT R WAVE PEAKS IN ECG], LOW FREQUENCY (LF) POWER, HIGH FREQUENCY (HF) POWER, LF NORMALIZED UNITS (NU), HF NU, LF/HF RATIO] AND TIME DOMAIN ANALYSIS [STANDARD DEVIATION OF NORMAL TO NORMAL INTERVAL (SDNN), SQUARE OF MEAN SQUARED DIFFERENCE OF SUCCESSIVE NORMAL TO NORMAL INTERVALS (RMSSD), NORMAL TO NORMAL INTERVALS WHICH ARE DIFFERING BY 50 MS (NN50), AND PERCENTAGE OF NN50 (PNN50)] OF HRV VARIABLES WERE ANALYZED FOR SUPINE REST. TIME DOMAIN ANALYSIS WAS RECORDED FOR DEEP BREATHING. RESULTS: RESULTS SHOWED STATISTICALLY SIGNIFICANT DIFFERENCES BETWEEN ISHA YOGA PRACTITIONERS AND CONTROLS IN BOTH FREQUENCY AND TIME DOMAIN ANALYSES OF HRV INDICES, WITH NO DIFFERENCE IN RESTING HEART RATE BETWEEN THE GROUPS. CONCLUSIONS: PRACTITIONERS OF ISHA YOGA SHOWED WELL-BALANCED BENEFICIAL ACTIVITY OF VAGAL EFFERENTS, AN OVERALL INCREASED HRV, AND SYMPATHOVAGAL BALANCE, COMPARED TO NON-YOGA PRACTITIONERS DURING SUPINE REST AND DEEP BREATHING. 2012 17 463 45 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 18 881 48 EFFECT OF YOGA TRAINING ON INFLAMMATORY CYTOKINES AND C-REACTIVE PROTEIN IN EMPLOYEES OF SMALL-SCALE INDUSTRIES. OBJECTIVE: THE PRESENT STUDY INTENDS TO SEE THE EFFECT OF YOGA PRACTICES ON LIPID PROFILE, INTERLEUKIN (IL)-6, TUMOR NECROSIS FACTOR (TNF)-ALPHA, AND HIGH-SENSITIVITY-C-REACTIVE PROTEIN (HS-CRP) AMONG APPARENTLY HEALTHY ADULTS EXPOSED TO OCCUPATIONAL HAZARDS. MATERIALS AND METHODS: IN THE PRESENT STUDY, 48 PARTICIPANTS AGED 30-58 YEARS (41.5 +/- 5.2) WHO WERE EXPOSED TO OCCUPATIONAL HAZARDS WERE RANDOMIZED INTO TWO GROUPS, THAT IS, EXPERIMENTAL AND WAIT-LIST CONTROL. ALL THE PARTICIPANTS WERE ASSESSED FOR LIPID PROFILE, IL-6, TNF-ALPHA, AND HS-CRP AT THE BASELINE AND AFTER COMPLETION OF 3 MONTHS OF YOGA TRAINING INTERVENTION. THE EXPERIMENTAL GROUP UNDERWENT YOGA TRAINING INTERVENTION FOR 1 H FOR 6 DAYS A WEEK FOR 3 MONTHS, WHEREAS CONTROL GROUP CONTINUED WITH THEIR DAILY ACTIVITIES EXCEPT YOGA TRAINING. DATA ANALYSIS WAS DONE USING STATISTICAL SOFTWARE SPSS VERSION 20.0. DATA WERE ANALYZED USING PAIRED T-TESTS AND INDEPENDENT T-TEST. RESULTS: THE RESULTS OF WITHIN GROUP COMPARISON REVEALED HIGHLY SIGNIFICANT CHANGES IN CHOLESTEROL (P < 0.001), HIGH-DENSITY LIPOPROTEIN (P < 0.001), LOW-DENSITY LIPOPROTEIN (LDL)(P < 0.01), HS-CRP (P < 0.01), IL-6 (P < 0.001), AND TNF-ALPHA (P < 0.001) IN EXPERIMENTAL GROUP. COMPARISON BETWEEN EXPERIMENTAL AND CONTROL GROUP REVEALED SIGNIFICANT CHANGES IN CHOLESTEROL (P < 0.01), LDL (P < 0.05), IL-6 (P < 0.01), TNF-ALPHA (P < 0.01), AND HS-CRP (P < 0.01). CONCLUSION: A YOGA-BASED LIFESTYLE INTERVENTION SEEMS TO BE A HIGHLY PROMISING ALTERNATIVE THERAPY WHICH FAVORABLY ALTERS INFLAMMATORY MARKERS AND METABOLIC RISK FACTORS. 2017 19 350 41 ASSESSMENT OF CARDIAC AUTONOMIC TONE FOLLOWING LONG SUDARSHAN KRIYA YOGA IN ART OF LIVING PRACTITIONERS. OBJECTIVE: THE BREATHING PROCESSES ARE KNOWN TO MODULATE CARDIAC AUTONOMIC TONE AND IMPROVE PSYCHOLOGICAL STATUS. WE INVESTIGATED CARDIAC AUTONOMIC TONE FOLLOWING LONG SUDARSHAN KRIYA YOGA (SKY) USING HEART RATE VARIABILITY (HRV) AND SKIN CONDUCTANCE LEVEL (SCL). METHODS: THIRTY HEALTHY VOLUNTEERS (AGE 28.3 +/- 8.4 YEARS; 23 M: 7 F) PARTICIPATED IN THE STUDY. ELECTROCARDIOGRAM (ECG) AND SCL WERE RECORDED FOR 5 MIN EACH, BEFORE AND AFTER LONG SKY. LONG SKY IS A COMBINATION OF PRANAYAMA AND CYCLIC RHYTHMIC BREATHING AND IS PERFORMED BY FOLLOWING THE GUIDED AUDIO INSTRUCTIONS. HRV ANALYSIS WAS USED FOR THE ASSESSMENT OF CARDIAC AUTONOMIC TONE. TIME AND FREQUENCY DOMAIN PARAMETERS OF HRV WERE CALCULATED BY USING RR INTERVAL OF ECG. SCL WAS ACQUIRED USING GALVANIC SKIN RESPONSE (GSR) AMPLIFIER OF POWERLAB IN MICROSEIMENS (MUS). RESULTS: TIME DOMAIN PARAMETERS OF HRV, INCLUDING MEAN RR INTERVAL (P = 0.000), RESPIRATORY SINUS ARRHYTHMIA (RSA) (P = 0.037), STANDARD DEVIATION OF ALL NN INTERVALS (SDNN) (P = 0.013), NN50 COUNT DIVIDED BY THE TOTAL NUMBER OF ALL NN INTERVALS (PNN50) (P = 0.004), AND SQUARE ROOT OF THE MEAN OF THE SUM OF THE SQUARES OF DIFFERENCES BETWEEN ADJACENT NN INTERVALS (RMSSD) (P = 0.002) INCREASED, AND MEAN HEART RATE DECREASED (P = 0.000) FOLLOWING LONG SKY. IN FREQUENCY DOMAIN ANALYSIS, POWER OF LOW-FREQUENCY (LF) COMPONENT (P = 0.010) AND LF/HF RATIO (P = 0.008) DECREASED SIGNIFICANTLY, WHEREAS POWER OF HIGH FREQUENCY (HF) SIGNIFICANTLY INCREASED (P = 0.010). SCL DECREASED FOLLOWING LONG SKY, ALTHOUGH IT DID NOT ATTAIN STATISTICAL SIGNIFICANCE. CONCLUSIONS: THE RESULTS SUGGEST THAT LONG SKY INDUCES SIGNIFICANT OSCILLATIONS IN CARDIAC AUTONOMIC TONE. PARASYMPATHETIC ACTIVITY INCREASES AND SYMPATHETIC ACTIVITY DECREASES AND SYMPATHOVAGAL BALANCE IMPROVES FOLLOWING LONG SKY. DECREASE IN SYMPATHETIC ACTIVITY IS ALSO DEMONSTRATED BY DECREASE IN CONDUCTANCE ALTHOUGH IT DID NOT REACH STATISTICAL SIGNIFICANCE. FROM THIS STUDY IT CAN BE CONCLUDED THAT LONG SKY HAS A BENEFICIAL EFFECT ON CARDIAC AUTONOMIC TONE, AND PSYCHOPHYSIOLOGICAL RELAXATION. IT MAY SERVE AS A TOOL TO IMPROVE HRV, WHICH IS THE MARKER OF CARDIOVASCULAR HEALTH. 2017 20 360 39 ASSOCIATION OF YOGA PRACTICE AND SERUM CORTISOL LEVELS IN CHRONIC PERIODONTITIS PATIENTS WITH STRESS-RELATED ANXIETY AND DEPRESSION. AIM: REDUCING THE PSYCHOSOCIAL STRESS BY VARIOUS METHODS CAN IMPROVE OVERALL HEALTH, AND YOGA IS NOW CONSIDERED AS AN EASILY AVAILABLE ALTERNATIVE METHOD. THE PRESENT CROSS-SECTIONAL PILOT STUDY WAS CONDUCTED MAINLY TO FIND THE ASSOCIATION OF YOGA PRACTICE WITH PERIODONTAL DISEASE BY MEASURING SERUM CORTISOL LEVELS. MATERIALS AND METHODS: A TOTAL OF 70 SUBJECTS WITH AGE RANGE OF 35-60 YEARS SUFFERING WITH CHRONIC PERIODONTITIS WERE DIVIDED INTO GROUP I (WITH STRESS), GROUP II (WITHOUT STRESS), AND GROUP III (PRACTICING YOGA). PSYCHOLOGICAL EVALUATION WAS CARRIED OUT USING HAMILTON ANXIETY RATING SCALE (HAM-A) AND ZUNG SELF-RATING DEPRESSION SCALE (ZSDS). PERIODONTAL PARAMETERS LIKE PLAQUE INDEX (PI), PROBING POCKET DEPTH (PPD), AND CLINICAL ATTACHMENT LEVEL (CAL) AT 5-8 MM AND >8 MM WERE RECORDED. BLOOD SAMPLES WERE COLLECTED AND SERUM CORTISOL LEVELS WERE MEASURED. RESULTS: MEAN AGE, PLAQUE SCORES, AND NUMBER OF TEETH WITH PPD AND CAL AT 5-8 MM AND >8 MM WERE SIMILAR IN ALL THE GROUPS, EXCEPT BETWEEN GROUP I AND GROUP III WHERE A MULTIPLE COMPARISON WITH TUKEY'S POST-HOC TEST SHOWED SIGNIFICANT DIFFERENCE IN PLAQUE INDEX (P < 0.038) AND THE NUMBER OF TEETH WITH CAL 5-8 MM (P < 0.016). SERUM CORTISOL LEVELS AND HAM-A SCALE AND ZSDS SCORES SHOWED HIGHLY SIGNIFICANT VALUE (P < 0.001) IN GROUP I SUBJECTS WHEN COMPARED WITH GROUP II AND GROUP III SUBJECTS. CONCLUSION: CROSS-SECTIONAL OBSERVATION DONE AMONG THREE GROUPS SHOWED THAT INDIVIDUALS PRACTICING YOGA REGULARLY HAD LOW SERUM CORTISOL LEVELS, HAM-A SCALE AND ZSDS SCORES, AND BETTER PERIODONTAL HEALTH. 2016