1 851 129 EFFECT OF YOGA ON SLEEP QUALITY AND NEUROENDOCRINE IMMUNE RESPONSE IN METASTATIC BREAST CANCER PATIENTS. BACKGROUND: STUDIES HAVE SHOWN THAT DISTRESS AND ACCOMPANYING NEUROENDOCRINE STRESS RESPONSES AS IMPORTANT PREDICTOR OF SURVIVAL IN ADVANCED BREAST CANCER PATIENTS. SOME PSYCHOTHERAPEUTIC INTERVENTION STUDIES HAVE SHOWN HAVE MODULATION OF NEUROENDOCRINE-IMMUNE RESPONSES IN ADVANCED BREAST CANCER PATIENTS. IN THIS STUDY, WE EVALUATE THE EFFECTS OF YOGA ON PERCEIVED STRESS, SLEEP, DIURNAL CORTISOL, AND NATURAL KILLER (NK) CELL COUNTS IN PATIENTS WITH METASTATIC CANCER. METHODS: IN THIS STUDY, 91 PATIENTS WITH METASTATIC BREAST CANCER WHO SATISFIED SELECTION CRITERIA AND CONSENTED TO PARTICIPATE WERE RECRUITED AND RANDOMIZED TO RECEIVE "INTEGRATED YOGA BASED STRESS REDUCTION PROGRAM" (N = 45) OR STANDARD "EDUCATION AND SUPPORTIVE THERAPY SESSIONS" (N = 46) OVER A 3 MONTH PERIOD. PSYCHOMETRIC ASSESSMENTS FOR SLEEP QUALITY WERE DONE BEFORE AND AFTER INTERVENTION. BLOOD DRAWS FOR NK CELL COUNTS WERE COLLECTED BEFORE AND AFTER THE INTERVENTION. SALIVA SAMPLES WERE COLLECTED FOR THREE CONSECUTIVE DAYS BEFORE AND AFTER INTERVENTION. DATA WERE ANALYZED USING THE ANALYSIS OF COVARIANCE ON POSTMEASURES USING RESPECTIVE BASELINE MEASURE AS A COVARIATE. RESULTS: THERE WAS A SIGNIFICANT DECREASE IN SCALES OF SYMPTOM DISTRESS (P < 0.001), SLEEP PARAMETERS (P = 0.02), AND IMPROVEMENT IN QUALITY OF SLEEP (P = 0.001) AND INSOMNIA RATING SCALE SLEEP SCORE (P = 0.001) FOLLOWING INTERVENTION. THERE WAS A DECREASE IN MORNING WAKING CORTISOL IN YOGA GROUP (P = 0.003) ALONE FOLLOWING INTERVENTION. THERE WAS A SIGNIFICANT IMPROVEMENT IN NK CELL PERCENT (P = 0.03) FOLLOWING INTERVENTION IN YOGA GROUP COMPARED TO CONTROL GROUP. CONCLUSION: THE RESULTS SUGGEST MODULATION OF NEUROENDOCRINE RESPONSES AND IMPROVEMENT IN SLEEP IN PATIENTS WITH ADVANCED BREAST CANCER FOLLOWING YOGA INTERVENTION. 2017 2 859 34 EFFECT OF YOGA PRACTICE ON LEVELS OF INFLAMMATORY MARKERS AFTER MODERATE AND STRENUOUS EXERCISE. BACKGROUND AND OBJECTIVES: TO EVALUATE THE EFFECT OF YOGA PRACTICE AND EXERCISE CHALLENGE ON TUMOUR NECROSIS FACTOR ALPHA (TNF-ALPHA), INTERLEUKIN-6 (IL-6) LEVELS AND LIPID PROFILE. MATERIALS AND METHODS: TWO HUNDRED AND EIGHTEEN SUBJECTS PARTICIPATED IN THE STUDY. ONE HUNDRED AND NINE VOLUNTEERS (51 MALES AND 58 FEMALES) IN THE AGE GROUP OF 20 TO 60 YEARS, WHO PRACTICED YOGA REGULARLY FOR OVER FIVE YEARS FOR A PERIOD OF ONE HOUR DAILY, PERFORMED A BOUT OF MODERATE EXERCISE AND A BOUT OF STRENUOUS EXERCISE AS PER STANDARDIZED SHUTTLE WALK TEST PROTOCOL. ANTHROPOMETRICALLY MATCHED, AGE MATCHED AND GENDER MATCHED SUBJECTS, WHO DID NOT PRACTICE YOGA (NON-YOGA GROUP) WERE CHOSEN AS CONTROLS (NON-YOGA, N=109). THE NON-YOGA GROUP ALSO PERFORMED SIMILAR EXERCISES. THE BLOOD SAMPLES OF BOTH THE GROUPS WERE COLLECTED BEFORE AND AFTER THE EXERCISES. TNF-ALPHA AND IL-6 WAS ANALYSED BEFORE AND AFTER THE EXERCISE BY SANDWICH ELISA (ENZYME LINKED IMMUNOSORBENT ASSAY). RESULTS: RESTING PLASMA TNF-ALPHA CONCENTRATION WAS SIGNIFICANTLY HIGHER IN NON-YOGA GROUP WHEN COMPARED TO YOGA GROUP (P<0.05). THERE WAS AN INCREASE IN TNF-ALPHA LEVELS IN BOTH THE GROUPS IN RESPONSE TO STRENUOUS EXERCISE. THERE WAS NO GENDER DIFFERENCE IN TNF-ALPHA AND IL-6 LEVELS BEFORE AND AFTER EXERCISE IN YOGA AND NON-YOGA GROUPS. CONCLUSION: REGULAR PRACTICE OF YOGA LOWERS BASAL TNF-ALPHA AND IL-6 LEVELS. IT ALSO REDUCES THE EXTENT OF INCREASE OF TNF-ALPHA AND IL-6 TO A PHYSICAL CHALLENGE OF MODERATE EXERCISE AND STRENUOUS EXERCISE. THERE IS NO SIGNIFICANT GENDER DIFFERENCE IN THE TNF-ALPHA AND IL-6 LEVELS. REGULAR PRACTICE OF YOGA CAN PROTECT THE INDIVIDUAL AGAINST INFLAMMATORY DISEASES BY FAVOURABLY ALTERING PRO-INFLAMMATORY CYTOKINE LEVELS. 2015 3 720 39 EFFECT OF IYENGAR YOGA PRACTICE ON FATIGUE AND DIURNAL SALIVARY CORTISOL CONCENTRATION IN BREAST CANCER SURVIVORS. PURPOSE: TO EXAMINE THE EFFECT OF REGULAR IYENGAR YOGA PRACTICE ON MEASURES OF SELF-PERCEIVED PSYCHOSOCIAL FUNCTION AND DIURNAL SALIVARY CORTISOL SECRETION IN STAGE II-IV BREAST CANCER SURVIVORS (N = 18). DATA SOURCES: WOMEN WERE RANDOMLY ASSIGNED TO ATTEND YOGA PRACTICE FOR 90 MIN TWICE WEEKLY FOR 8 WEEKS (N = 9) OR TO A WAIT-LISTED, NONINTERVENTIONAL CONTROL GROUP (N = 9). TRADITIONAL IYENGAR YOGA ROUTINES THAT PROGRESSIVELY INCREASED IN DIFFICULTY AS PARTICIPANTS GAINED STRENGTH AND FLEXIBILITY WERE USED. AT BASELINE AND AFTER THE 8-WEEK STUDY PERIOD, WOMEN COMPLETED SELF-REPORT INSTRUMENTS TO DOCUMENT VARIOUS ASPECTS OF PSYCHOSOCIAL AND PHYSICAL FUNCTIONING, AND COLLECTED SALIVARY SAMPLES FOR CORTISOL ANALYSIS FOUR TIMES DURING THE DAY FOR TWO CONSECUTIVE DAYS. CONCLUSIONS: THE YOGA GROUP HAD LOWER MORNING AND 5 P.M. SALIVARY CORTISOL AND IMPROVED EMOTIONAL WELL-BEING AND FATIGUE SCORES. IMPLICATIONS FOR PRACTICE: BREAST CANCER SURVIVORS ARE AT RISK FOR CHRONIC PSYCHOSOCIAL DISTRESS THAT MAY ALTER ACTIVITY OF THE HYPOTHALAMIC-PITUITARY-ADRENAL AXIS, RESULTING IN ABERRANT REGULATION OF CORTISOL SECRETION AND INCREASED RISK OF IMMUNE DYSFUNCTION AND CANCER PROGRESSION. REGULAR YOGA PRACTICE MAY BE A LOW-RISK, COST-EFFECTIVE WAY TO IMPROVE PSYCHOSOCIAL FUNCTIONING, FATIGUE, AND REGULATION OF CORTISOL SECRETION IN BREAST CANCER SURVIVORS. THESE FINDINGS REQUIRE VALIDATION WITH A LARGER RANDOMIZED STUDY. 2011 4 2120 38 THE EFFECT OF YOGA TRAINING ON ENHANCEMENT OF ADRENOCORTICOTROPIC HORMONE (ACTH) AND CORTISOL LEVELS IN FEMALE PATIENTS WITH MULTIPLE SCLEROSIS. THE EFFECT OF 8 WEEKS YOGA TRAINING ON CORTISOL AND ADRENOCORTICOTROPIC HORMONE (ACTH) LEVELS IN FEMALE PATIENTS WITH MULTIPLE SCLEROSIS (MS) IS EXAMINED. TWENTY FOUR MS FEMALE PATIENTS WITH EXPANDED DISABILITY STATUS SCALE (EDSS) 1 TO 5.5 PARTICIPATED IN THIS STUDY AS THE SUBJECT. THE PARTICIPANTS WERE DIVIDED INTO CONTROL (N = 10) OR TRAINING GROUP (N = 14) RANDOMLY. TRAINING GROUP PERFORMED 90 MIN YOGA TRAINING PER SESSION, 3 DAYS A WEEK FOR 8 WEEKS. ASSESSMENTS INCLUDE BODY COMPOSITION MEASUREMENT AND BLOOD SAMPLING 48 H BEFORE FIRST SESSION AND 48 H AFTER THE INTERVENTION. THE RESULTS DEMONSTRATED THAT ACTH INCREASED AND CORTISOL DECREASED COMPARED TO THE CONTROL GROUP (P < 0.05); IN CONCLUSION, IT SEEMS THAT YOGA TRAINING MODULATES ACTH LEVEL IN CONCOMITANT WITH REDUCTION IN CORTISOL LEVEL IN FEMALE PATIENTS WITH MS. 2017 5 881 37 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 6 723 41 EFFECT OF LAUGHTER YOGA ON MENTAL SYMPTOMS AND SALIVARY CORTISOL LEVELS IN FIRST-YEAR NURSING STUDENTS: A RANDOMIZED CONTROLLED TRIAL. BACKGROUND: UNIVERSITY STUDENTS ARE FACED WITH SEVERAL STRESS FACTORS AFFECTING THEIR MENTAL HEALTH. THEREFORE, THE FIRST YEAR AT UNIVERSITY IS A PERIOD THAT CALLS FOR CAREFUL ATTENTION AND RESEARCH. AIM: THE AIM OF THIS STUDY IS TO EVALUATE THE EFFECT OF LAUGHTER YOGA ON MENTAL SYMPTOMS AND CORTISOL LEVELS IN NURSING STUDENTS. METHODS: THIS STUDY IS A RANDOMIZED CONTROLLED STUDY EMPLOYING A PRE-/POST-TEST DESIGN WITH A CONTROL GROUP. A TOTAL OF 75 HEALTHY UNIVERSITY STUDENTS WERE ASSIGNED TO THE INTERVENTION GROUP AND CONTROL GROUP. THE BRIEF SYMPTOM INVENTORY WAS APPLIED TO BOTH GROUPS BEFORE SESSION 1 AND AFTER SESSION 8. SALIVA SAMPLES WERE TAKEN FROM THE STUDENTS TO MEASURE THEIR CORTISOL LEVELS BEFORE AND AFTER EACH SESSION. RESULTS: EVALUATION OF THE MEAN SCORES OBTAINED FROM THE BRIEF SYMPTOM INVENTORY BEFORE AND AFTER THE INTERVENTION SHOWED A SIGNIFICANT DECREASE IN THE SCORES BETWEEN GROUPS (P < 0.05). IN THREE OUT OF THE EIGHT SESSIONS, THERE WAS A SIGNIFICANT DECREASE IN THE INTERVENTION GROUP COMPARED WITH THE CONTROL GROUP REGARDING THE MEAN VALUES OF PRE-TEST AND POST-TEST SALIVARY CORTISOL LEVELS (P < 0.05). CONCLUSION: LAUGHTER YOGA CAN PROVIDE AN EFFECTIVE MEANS TO HELP FIRST-YEAR NURSING STUDENTS COPE WITH STRESS AND REDUCE MENTAL SYMPTOMS. 2021 7 1018 36 EFFECTS OF SIX MONTHS OF YOGA ON INFLAMMATORY SERUM MARKERS PROGNOSTIC OF RECURRENCE RISK IN BREAST CANCER SURVIVORS. YOGA-BASED EXERCISE HAS PROVEN TO BE BENEFICIAL FOR PRACTITIONERS, INCLUDING CANCER SURVIVORS. THIS STUDY REPORTS ON THE EFFECT ON INFLAMMATORY BIOLOGICAL MARKERS FOR 20 BREAST CANCER SURVIVORS WHO PARTICIPATED IN A SIX-MONTH YOGA-BASED (YE) EXERCISE PROGRAM. RESULTS ARE COMPARED TO A COMPREHENSIVE EXERCISE (CE) PROGRAM GROUP AND A COMPARISON (C) EXERCISE GROUP WHO CHOSE THEIR OWN EXERCISES. "PRE" AND "POST" ASSESSMENTS INCLUDED MEASURES OF ANTHROPOMETRICS, CARDIORESPIRATORY CAPACITY, AND INFLAMMATORY MARKERS INTERLEUKIN 6 (IL-6), INTERLEUKIN 8 (IL-8), TUMOR NECROSIS FACTOR ALPHA (TNFALPHA) AND C-REACTIVE PROTEIN (CRP). DESCRIPTIVE STATISTICS, EFFECT SIZE (D), AND DEPENDENT SAMPLE 'T' TESTS FOR ALL OUTCOME MEASURES WERE CALCULATED FOR THE YE GROUP. SIGNIFICANT IMPROVEMENTS WERE SEEN IN DECREASED % BODY FAT, (-3.00%, D = -0.44, P = <.001) BUT NOT IN CARDIORESPIRATORY CAPACITY OR IN INFLAMMATORY SERUM MARKERS. TO COMPARE YE OUTCOMES WITH THE OTHER TWO GROUPS, A ONE-WAY ANALYSIS OF CO-VARIANCE (ANCOVA) WAS USED, CONTROLLING FOR AGE, BMI, CARDIORESPIRATORY CAPACITY AND SERUM MARKER BASELINE VALUES. WE FOUND NO DIFFERENCES BETWEEN GROUPS. MOREOVER, WE DID NOT SEE SIGNIFICANT CHANGES IN ANY INFLAMMATORY MARKER FOR ANY GROUP. OUR RESULTS SUPPORT THE EFFECTIVENESS OF YOGA-BASED EXERCISE MODIFIED FOR BREAST CANCER SURVIVORS FOR IMPROVING BODY COMPOSITION. LARGER STUDIES ARE NEEDED TO DETERMINE IF THERE ARE SIGNIFICANT CHANGES IN INFLAMMATORY SERUM MARKERS AS A RESULT OF SPECIFIC EXERCISE MODALITIES. 2015 8 2836 36 YOGA'S IMPACT ON INFLAMMATION, MOOD, AND FATIGUE IN BREAST CANCER SURVIVORS: A RANDOMIZED CONTROLLED TRIAL. PURPOSE: TO EVALUATE YOGA'S IMPACT ON INFLAMMATION, MOOD, AND FATIGUE. PATIENTS AND METHODS: A RANDOMIZED CONTROLLED 3-MONTH TRIAL WAS CONDUCTED WITH TWO POST-TREATMENT ASSESSMENTS OF 200 BREAST CANCER SURVIVORS ASSIGNED TO EITHER 12 WEEKS OF 90-MINUTE TWICE PER WEEK HATHA YOGA CLASSES OR A WAIT-LIST CONTROL. THE MAIN OUTCOME MEASURES WERE LIPOPOLYSACCHARIDE-STIMULATED PRODUCTION OF PROINFLAMMATORY CYTOKINES INTERLEUKIN-6 (IL-6), TUMOR NECROSIS FACTOR ALPHA (TNF-ALPHA), AND INTERLEUKIN-1BETA (IL-1BETA), AND SCORES ON THE MULTIDIMENSIONAL FATIGUE SYMPTOM INVENTORY-SHORT FORM (MFSI-SF), THE VITALITY SCALE FROM THE MEDICAL OUTCOMES STUDY 36-ITEM SHORT FORM (SF-36), AND THE CENTER FOR EPIDEMIOLOGICAL STUDIES-DEPRESSION (CES-D) SCALE. RESULTS: IMMEDIATELY POST-TREATMENT, FATIGUE WAS NOT LOWER (P > .05) BUT VITALITY WAS HIGHER (P = .01) IN THE YOGA GROUP COMPARED WITH THE CONTROL GROUP. AT 3 MONTHS POST-TREATMENT, FATIGUE WAS LOWER IN THE YOGA GROUP (P = .002), VITALITY WAS HIGHER (P = .01), AND IL-6 (P = .027), TNF-ALPHA (P = .027), AND IL-1BETA (P = .037) WERE LOWER FOR YOGA PARTICIPANTS COMPARED WITH THE CONTROL GROUP. GROUPS DID NOT DIFFER ON DEPRESSION AT EITHER TIME (P > .2). PLANNED SECONDARY ANALYSES SHOWED THAT THE FREQUENCY OF YOGA PRACTICE HAD STRONGER ASSOCIATIONS WITH FATIGUE AT BOTH POST-TREATMENT VISITS (P = .019; P < .001), AS WELL AS VITALITY (P = .016; P = .0045), BUT NOT DEPRESSION (P > .05) THAN SIMPLE GROUP ASSIGNMENT; MORE FREQUENT PRACTICE PRODUCED LARGER CHANGES. AT 3 MONTHS POST-TREATMENT, INCREASING YOGA PRACTICE ALSO LED TO A DECREASE IN IL-6 (P = .01) AND IL-1BETA (P = .03) PRODUCTION BUT NOT IN TNF-ALPHA PRODUCTION (P > .05). CONCLUSION: CHRONIC INFLAMMATION MAY FUEL DECLINES IN PHYSICAL FUNCTION LEADING TO FRAILTY AND DISABILITY. IF YOGA DAMPENS OR LIMITS BOTH FATIGUE AND INFLAMMATION, THEN REGULAR PRACTICE COULD HAVE SUBSTANTIAL HEALTH BENEFITS. 2014 9 165 45 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 10 743 48 EFFECT OF RESTORATIVE YOGA VS. STRETCHING ON DIURNAL CORTISOL DYNAMICS AND PSYCHOSOCIAL OUTCOMES IN INDIVIDUALS WITH THE METABOLIC SYNDROME: THE PRYSMS RANDOMIZED CONTROLLED TRIAL. PURPOSE: CHRONIC STIMULATION AND DYSREGULATION OF THE NEUROENDOCRINE SYSTEM BY STRESS MAY CAUSE METABOLIC ABNORMALITIES. WE ESTIMATED HOW MUCH CORTISOL AND PSYCHOSOCIAL OUTCOMES IMPROVED WITH A RESTORATIVE YOGA (RELAXATION) VERSUS A LOW IMPACT STRETCHING INTERVENTION FOR INDIVIDUALS WITH THE METABOLIC SYNDROME. METHODS: WE CONDUCTED A 1-YEAR MULTI-CENTER RANDOMIZED CONTROLLED TRIAL (6-MONTH INTERVENTION AND 6-MONTH MAINTENANCE PHASE) OF RESTORATIVE YOGA VS. STRETCHING. PARTICIPANTS COMPLETED SURVEYS TO ASSESS DEPRESSION, SOCIAL SUPPORT, POSITIVE AFFECT, AND STRESS AT BASELINE, 6 MONTHS AND 12 MONTHS. FOR EACH ASSESSMENT, WE COLLECTED SALIVA AT FOUR POINTS DAILY FOR THREE DAYS AND COLLECTED RESPONSE TO DEXAMETHASONE ON THE FOURTH DAY FOR ANALYSIS OF DIURNAL CORTISOL DYNAMICS. WE ANALYZED OUR DATA USING MULTIVARIATE REGRESSION MODELS, CONTROLLING FOR STUDY SITE, MEDICATIONS (ANTIDEPRESSANTS, HORMONE THERAPY), BODY MASS INDEX, AND BASELINE CORTISOL VALUES. RESULTS: PSYCHOSOCIAL OUTCOME MEASURES WERE AVAILABLE FOR 171 STUDY PARTICIPANTS AT BASELINE, 140 AT 6 MONTHS, AND 132 AT 1 YEAR. COMPLETE CORTISOL DATA WERE AVAILABLE FOR 136 OF 171 STUDY PARTICIPANTS (72 IN RESTORATIVE YOGA AND 64 IN STRETCHING) AND WERE ONLY AVAILABLE AT BASELINE AND 6 MONTHS. AT 6 MONTHS, THE STRETCHING GROUP HAD DECREASED CORTISOL AT WAKING AND BEDTIME COMPARED TO THE RESTORATIVE YOGA GROUP. THE PATTERN OF CHANGES IN STRESS MIRRORED THIS IMPROVEMENT, WITH THE STRETCHING GROUP SHOWING REDUCTIONS IN CHRONIC STRESS SEVERITY AND PERSEVERATIVE THOUGHTS ABOUT THEIR STRESS. PERCEIVED STRESS DECREASED BY 1.5 POINTS (-0.4; 3.3, P=0.11) AT 6 MONTHS, AND BY 2.0 POINTS (0.1; 3.9, P=0.04) AT 1 YEAR IN THE STRETCHING COMPARED TO RESTORATIVE YOGA GROUPS. POST HOC ANALYSES SUGGEST THAT IN THE STRETCHING GROUP ONLY, PERCEIVED INCREASES IN SOCIAL SUPPORT (PARTICULARLY FEELINGS OF BELONGING), BUT NOT CHANGES IN STRESS WERE RELATED TO IMPROVED CORTISOL DYNAMICS. CONCLUSIONS: WE FOUND SIGNIFICANT DECREASES IN SALIVARY CORTISOL, CHRONIC STRESS SEVERITY, AND STRESS PERCEPTION IN THE STRETCHING GROUP COMPARED TO THE RESTORATIVE YOGA GROUP. GROUP SUPPORT DURING THE INTERACTIVE STRETCH CLASSES MAY HAVE CONTRIBUTED TO THESE CHANGES. 2014 11 1562 39 LONGITUDINAL AND IMMEDIATE EFFECT OF KUNDALINI YOGA ON SALIVARY LEVELS OF CORTISOL AND ACTIVITY OF ALPHA-AMYLASE AND ITS EFFECT ON PERCEIVED STRESS. CONTEXT: STRESS IS DEFINED AS AN ALTERATION OF AN ORGANISM'S BALANCE IN RESPONSE TO A DEMAND PERCEIVED FROM THE ENVIRONMENT. DIVERSE METHODS EXIST TO EVALUATE PHYSIOLOGICAL RESPONSE. A NONINVASIVE METHOD IS SALIVARY MEASUREMENT OF CORTISOL AND ALPHA-AMYLASE. A GROWING BODY OF EVIDENCE SUGGESTS THAT THE REGULAR PRACTICE OF YOGA WOULD BE AN EFFECTIVE TREATMENT FOR STRESS. AIMS: TO DETERMINE THE KUNDALINI YOGA (KY) EFFECT, IMMEDIATE AND AFTER 3 MONTHS OF REGULAR PRACTICE, ON THE PERCEPTION OF PSYCHOLOGICAL STRESS AND THE SALIVARY LEVELS OF CORTISOL AND ALPHA-AMYLASE ACTIVITY. SETTINGS AND DESIGN: TO DETERMINE THE PSYCHOLOGICAL PERCEIVED STRESS, LEVELS OF CORTISOL AND ALPHA-AMYLASE ACTIVITY IN SALIVA, AND COMPARE BETWEEN THE PARTICIPANTS TO KY CLASSES PERFORMED FOR 3 MONTHS AND A GROUP THAT DOES NOT PRACTICE ANY TYPE OF YOGA. SUBJECTS AND METHODS: THE TOTAL SAMPLE CONSISTED OF 26 PEOPLE BETWEEN 18 AND 45-YEAR-OLD; 13 TAKING PART IN KY CLASSES GIVEN AT THE FACULTY OF DENTISTRY, UNIVERSITY OF CHILE AND 13 CONTROLS. SALIVARY SAMPLES WERE COLLECTED, ENZYME-LINKED IMMUNOSORBENT ASSAY WAS PERFORMED TO QUANTIFY CORTISOL AND KINETIC REACTION TEST WAS MADE TO DETERMINE ALPHA-AMYLASE ACTIVITY. PERCEIVED STRESS SCALE WAS APPLIED AT THE BEGINNING AND AT THE END OF THE INTERVENTION. STATISTICAL ANALYSIS USED: STATISTICAL ANALYSIS WAS APPLIED USING STATA V11.1 SOFTWARE. SHAPIRO-WILK TEST WAS USED TO DETERMINE DATA DISTRIBUTION. THE PAIRED ANALYSIS WAS FULFILLED BY T-TEST OR WILCOXON SIGNED-RANK TEST. T-TEST OR MANN-WHITNEY'S TEST WAS APPLIED TO COMPARE LONGITUDINAL DATA. A STATISTICAL SIGNIFICANCE WAS CONSIDERED WHEN P < 0.05. RESULTS: KY PRACTICE HAD AN IMMEDIATE EFFECT ON SALIVARY CORTISOL. THE ACTIVITY OF ALPHA-AMYLASE DID NOT SHOW SIGNIFICANT CHANGES. A SIGNIFICANT DECREASE OF PERCEIVED STRESS IN THE STUDY GROUP WAS FOUND. CONCLUSIONS: KY PRACTICE SHOWS AN IMMEDIATE EFFECT ON SALIVARY CORTISOL LEVELS AND ON PERCEIVED STRESS AFTER 3 MONTHS OF PRACTICE. 2017 12 1036 69 EFFECTS OF YOGA IN MANAGING FATIGUE IN BREAST CANCER PATIENTS: A RANDOMIZED CONTROLLED TRIAL. BACKGROUND: CANCER-RELATED FATIGUE IS WIDELY PREVALENT IN CANCER PATIENTS AND AFFECTS QUALITY OF LIFE IN ADVANCED CANCER PATIENTS. FATIGUE IS CAUSED DUE TO BOTH PSYCHOLOGIC DISTRESS AND PHYSIOLOGICAL SEQUEL FOLLOWING CANCER PROGRESSION AND ITS TREATMENT. IN THIS STUDY, WE EVALUATE THE EFFECTS OF YOGIC INTERVENTION IN MANAGING FATIGUE IN METASTATIC BREAST CANCER PATIENTS. METHODS: NINETY-ONE PATIENTS WITH METASTATIC BREAST CANCER WERE RANDOMIZED TO RECEIVE INTEGRATED YOGA PROGRAM (N = 46) OR SUPPORTIVE THERAPY AND EDUCATION (N = 45) OVER A 3-MONTH PERIOD. ASSESSMENTS SUCH AS PERCEIVED STRESS, FATIGUE SYMPTOM INVENTORY, DIURNAL SALIVARY CORTISOL, AND NATURAL KILLER CELL COUNTS WERE CARRIED OUT BEFORE AND AFTER INTERVENTION. ANALYSIS WAS DONE USING AN INTENTION-TO-TREAT APPROACH. POSTMEASURES FOR THE ABOVE OUTCOMES WERE ASSESSED USING ANCOVA WITH RESPECTIVE BASELINE MEASURE AS A COVARIATE. RESULTS: THE RESULTS SUGGEST THAT YOGA REDUCES PERCEIVED STRESS (P = 0.001), FATIGUE FREQUENCY (P < 0.001), FATIGUE SEVERITY (P < 0.001), INTERFERENCE (P < 0.001), AND DIURNAL VARIATION (P < 0.001) WHEN COMPARED TO SUPPORTIVE THERAPY. THERE WAS A POSITIVE CORRELATION OF CHANGE IN FATIGUE SEVERITY WITH 9 A.M. SALIVARY CORTISOL LEVELS. CONCLUSION: THE RESULTS SUGGEST THAT YOGA REDUCES FATIGUE IN ADVANCED BREAST CANCER PATIENTS. 2017 13 1461 59 INFLUENCE OF YOGA ON MOOD STATES, DISTRESS, QUALITY OF LIFE AND IMMUNE OUTCOMES IN EARLY STAGE BREAST CANCER PATIENTS UNDERGOING SURGERY. CONTEXT: BREAST CANCER PATIENTS AWAITING SURGERY EXPERIENCE HEIGHTENED DISTRESS THAT COULD AFFECT POSTOPERATIVE OUTCOMES. AIMS: THE AIM OF OUR STUDY WAS TO EVALUATE THE EFFECTS OF YOGA INTERVENTION ON MOOD STATES, TREATMENT-RELATED SYMPTOMS, QUALITY OF LIFE AND IMMUNE OUTCOMES IN BREAST CANCER PATIENTS UNDERGOING SURGERY. SETTINGS AND DESIGN: NINETY-EIGHT RECENTLY DIAGNOSED STAGE II AND III BREAST CANCER PATIENTS WERE RECRUITED FOR A RANDOMIZED CONTROLLED TRIAL COMPARING THE EFFECTS OF A YOGA PROGRAM WITH SUPPORTIVE THERAPY PLUS EXERCISE REHABILITATION ON POSTOPERATIVE OUTCOMES FOLLOWING SURGERY. MATERIALS AND METHODS: SUBJECTS WERE ASSESSED PRIOR TO SURGERY AND FOUR WEEKS THEREAFTER. PSYCHOMETRIC INSTRUMENTS WERE USED TO ASSESS SELF-REPORTED ANXIETY, DEPRESSION, TREATMENT-RELATED DISTRESS AND QUALITY OF LIFE. BLOOD SAMPLES WERE COLLECTED FOR ENUMERATION OF T LYMPHOCYTE SUBSETS (CD4 %, CD8 % AND NATURAL KILLER (NK) CELL % COUNTS) AND SERUM IMMUNOGLOBULINS (IGG, IGA AND IGM). STATISTICAL ANALYSIS USED: WE USED ANALYSIS OF COVARIANCE TO COMPARE INTERVENTIONS POSTOPERATIVELY. RESULTS: SIXTY-NINE PATIENTS CONTRIBUTED DATA TO THE CURRENT ANALYSIS (YOGA N = 33, CONTROL N = 36). THE RESULTS SUGGEST A SIGNIFICANT DECREASE IN THE STATE (P = 0.04) AND TRAIT (P = 0.004) OF ANXIETY, DEPRESSION (P = 0.01), SYMPTOM SEVERITY (P = 0.01), DISTRESS (P < 0.01) AND IMPROVEMENT IN QUALITY OF LIFE (P = 0.01) IN THE YOGA GROUP AS COMPARED TO THE CONTROLS. THERE WAS ALSO A SIGNIFICANTLY LESSER DECREASE IN CD 56% (P = 0.02) AND LOWER LEVELS OF SERUM IGA (P = 0.001) IN THE YOGA GROUP AS COMPARED TO CONTROLS FOLLOWING SURGERY. CONCLUSIONS: THE RESULTS SUGGEST POSSIBLE BENEFITS FOR YOGA IN REDUCING POSTOPERATIVE DISTRESS AND PREVENTING IMMUNE SUPPRESSION FOLLOWING SURGERY. 2008 14 1102 35 EFFECTS OF YOGA TRAINING ON BODY COMPOSITION AND OXIDANT-ANTIOXIDANT STATUS AMONG HEALTHY MALE. BACKGROUND: THE STRESSFUL CONDITION MAY CAUSE OXIDATIVE STRESS, WHICH IS RESPONSIBLE FOR VARIOUS DISEASES. AIMS: THE PRESENT STUDY WAS DESIGNED TO FIND OUT WHETHER YOGA HAS IMPACT ON THE REDUCTION OF OXIDATIVE STRESS. METHODS: FOR THE PRESENT STUDY, 95 (N = 95) HEALTHY MALE VOLUNTEERS WITHIN THE AGE GROUP OF 18-24 YEARS WERE INCLUDED, 35 (N = 35) VOLUNTEERS WERE EXCLUDED. THE REMAINING 60 (N = 60) VOLUNTEERS WERE RANDOMLY DIVIDED INTO TWO GROUPS: (A) YOGA GROUP (N = 30) AND (B) CONTROL GROUP (N = 30). YOGA TRAINING WAS GIVEN FOR 60 MIN PER DAY, 6 DAYS PER WEEK FOR 12 WEEKS IN THE YOGA GROUP, WITH NO YOGA TRAINING IN CONTROL GROUP. ASSESSMENT OF BODY COMPOSITION AND OXIDANT-ANTIOXIDANT STATUS WERE PERFORMED IN BOTH THE GROUPS AT BASELINE, BEFORE YOGA TRAINING (0 WEEK) AND AFTER (12 WEEKS) OF THE TRAINING. RESULTS: SIGNIFICANT REDUCTION (P < 0.001) IN THE PERCENTAGE OF BODY FAT AND MALONDIALDEHYDE; SIGNIFICANT ELEVATION (P < 0.001) IN SUPEROXIDE DISMUTASE, CATALASE, REDUCED GLUTATHIONE AND ASCORBIC ACID LEVELS WERE NOTED IN THE YOGA GROUP AFTER 12 WEEKS WHEN COMPARED TO BASELINE DATA (0 WEEK). HOWEVER, THERE WAS NO SIGNIFICANT DIFFERENCE IN HEIGHT, WEIGHT, BODY MASS INDEX, BODY SURFACE AREA AND LEAN BODY MASS AMONG THE YOGA GROUP AFTER 12 WEEKS WHEN COMPARED TO BASELINE DATA. THESE CHANGES MIGHT BE DUE TO YOGA TRAINING. CONCLUSIONS: REGULAR YOGA PRACTICE REDUCES BODY FAT AND OXIDATIVE STRESS. YOGA TRAINING MAY BE HELPFUL TO REDUCE THE CHANCE OF OCCURRENCE OF VARIOUS DISEASES AND HELPS TO MAINTAIN NORMAL HEALTHY LIFESTYLE. 2018 15 962 48 EFFECTS OF A YOGA PROGRAM ON CORTISOL RHYTHM AND MOOD STATES IN EARLY BREAST CANCER PATIENTS UNDERGOING ADJUVANT RADIOTHERAPY: A RANDOMIZED CONTROLLED TRIAL. UNLABELLED: OBJECTIVES. THIS STUDY COMPARES THE EFFECTS OF AN INTEGRATED YOGA PROGRAM WITH BRIEF SUPPORTIVE THERAPY IN BREAST CANCER OUTPATIENTS UNDERGOING ADJUVANT RADIOTHERAPY AT A CANCER CENTER. METHODS: EIGHTY-EIGHT STAGE II AND III BREAST CANCER OUTPATIENTS ARE RANDOMLY ASSIGNED TO RECEIVE YOGA (N = 44) OR BRIEF SUPPORTIVE THERAPY (N = 44) PRIOR TO RADIOTHERAPY TREATMENT. ASSESSMENTS INCLUDE DIURNAL SALIVARY CORTISOL LEVELS 3 DAYS BEFORE AND AFTER RADIOTHERAPY AND SELF-RATINGS OF ANXIETY, DEPRESSION, AND STRESS COLLECTED BEFORE AND AFTER 6 WEEKS OF RADIOTHERAPY. RESULTS: ANALYSIS OF COVARIANCE REVEALS SIGNIFICANT DECREASES IN ANXIETY (P < .001), DEPRESSION (P = .002), PERCEIVED STRESS (P < .001), 6 A.M. SALIVARY CORTISOL (P = .009), AND POOLED MEAN CORTISOL (P = .03) IN THE YOGA GROUP COMPARED WITH CONTROLS. THERE IS A SIGNIFICANT POSITIVE CORRELATION BETWEEN MORNING SALIVARY CORTISOL LEVEL AND ANXIETY AND DEPRESSION. CONCLUSION: YOGA MIGHT HAVE A ROLE IN MANAGING SELF-REPORTED PSYCHOLOGICAL DISTRESS AND MODULATING CIRCADIAN PATTERNS OF STRESS HORMONES IN EARLY BREAST CANCER PATIENTS UNDERGOING ADJUVANT RADIOTHERAPY. 2009 16 990 38 EFFECTS OF HATHA YOGA ON STRESS IN MIDDLE-AGED WOMEN. BACKGROUND: STRESS IS CONSIDERED A CRUCIAL TRIGGER FOR PHYSICAL AND MENTAL ILLNESS. STRESS REDUCTION IS A KNOWN LONG-TERM BENEFIT OF REGULAR HATHA YOGA PRACTICE. THE EFFICACY OF A SINGLE-SESSION HATHA YOGA CLASS ON STRESS REDUCTION IS NOT CURRENTLY KNOWN. PURPOSE: THIS STUDY INVESTIGATED THE COMPARATIVE EFFECTIVENESS OF A SINGLE 90-MINUTE HATHA YOGA CLASS AND AN 8-WEEK, 90-MINUTE-CLASS-PER-WEEK COURSE. METHODS: WE USED A QUASIEXPERIMENTAL DESIGN AND RECRUITED 63 FEMALE COMMUNITY RESIDENTS IN NEW TAIPEI CITY AGED 40-60 YEARS. PARTICIPANTS WERE RANDOMLY DIVIDED INTO AN EXPERIMENTAL GROUP (N = 30) AND A CONTROL GROUP (N = 33). THE EXPERIMENTAL GROUP RECEIVED THE 8-WEEK HATHA YOGA COURSE. THE CONTROL GROUP RECEIVED NO INTERVENTION. THE PERCEIVED STRESS SCALE (PSS) AND HEART RATE VARIABILITY (HRV) ASSESSED STRESS REDUCTION EFFECTIVENESS. CHI-SQUARE, INDEPENDENT T TEST, PAIRED T TEST, AND GENERALIZED ESTIMATING EQUATIONS WERE USED FOR DATA ANALYSIS. RESULTS: AFTER A SINGLE 90-MINUTE CLASS OF HATHA YOGA, EXPERIMENTAL GROUP PSS SCORES WERE SIGNIFICANTLY LESS THAN THOSE OF THE CONTROL GROUP (P = .001). ALTHOUGH EXPERIMENTAL GROUP HRV (LOW-FREQUENCY NORM AND HIGH-FREQUENCY NORM) HAD IMPROVED, THESE CHANGES WERE NOT STATISTICALLY SIGNIFICANT (P = .059). PSS SCORES FOR THE SINGLE 90-MINUTE CLASS AND 8-WEEK COURSE DID NOT SIGNIFICANTLY DIFFER (P = .157) AND HRV OF STATISTICS IS SIGNIFICANT (P = .005). GENERALIZED ESTIMATING EQUATIONS ANALYZED CHANGES IN THE EFFECTIVENESS OVER TIME OF STRESS REDUCTION (HRV AND PSS) AFTER THE HATHA YOGA INTERVENTION. RESULTS SHOWED THE POSTINTERVENTION HRV AND PSS OF THE EXPERIMENTAL GROUP DECREASED SIGNIFICANTLY (P < .001) MORE THAN THE CONTROL GROUP. CONCLUSIONS/IMPLICATIONS FOR PRACTICE: OUR FINDINGS SUPPORT THE POSITION THAT REGULAR, LONG-TERM PRACTICE OF HATHA YOGA PROVIDES CLEAR AND SIGNIFICANT HEALTH BENEFITS. PARTICIPATION IN A SINGLE 90-MINUTE HATHA YOGA CLASS CAN SIGNIFICANTLY REDUCE PERCEIVED STRESS. DOING HATHA YOGA REGULARLY CAN REDUCE PERCEIVED STRESS EVEN MORE SIGNIFICANTLY. 2013 17 2553 32 YOGA FOR CHILDREN AND ADOLESCENTS AFTER COMPLETING CANCER TREATMENT. SURVIVORS OF CHILDHOOD CANCER MAY EXPERIENCE PERSISTENT SYMPTOMS, INCLUDING FATIGUE, SLEEP DISTURBANCE, AND BALANCE IMPAIRMENT. YOGA IS A COMPLEMENTARY THERAPY THAT IMPROVES FATIGUE, SLEEP, AND QUALITY OF LIFE IN ADULT CANCER SURVIVORS. USING A ONE GROUP, REPEATED MEASURES DESIGN, WE EVALUATED THE FEASIBILITY OF A YOGA PROGRAM AND ASSESSED IF CANCER SURVIVOR PARTICIPANTS AGES 10 TO 17 YEARS (N = 13) HAD SIGNIFICANTLY LESS FATIGUE AND ANXIETY, AND BETTER BALANCE AND SLEEP, AFTER A 6-WEEK YOGA INTERVENTION COMPARED WITH A 6-WEEK PRE-INTERVENTION WAIT PERIOD. STUDY RECRUITMENT WAS CHALLENGING WITH A 32% ENROLLMENT RATE; YOGA ATTENDANCE WAS 90%. NONE OF THE SCORES FOR ANXIETY, FATIGUE, SLEEP, AND BALANCE HAD SIGNIFICANT CHANGES DURING THE WAIT PERIOD. AFTER THE 6-WEEK YOGA PROGRAM, CHILDREN (N = 7) HAD A SIGNIFICANT DECREASE IN ANXIETY SCORE (P = .04) WHILE ADOLESCENT SCORES (N = 7) SHOWED A DECREASING TREND (P = .10). SCORES FOR FATIGUE, SLEEP, AND BALANCE REMAINED STABLE POST-INTERVENTION. FATIGUE AND BALANCE SCORES WERE BELOW NORMS FOR HEALTH CHILDREN/ADOLESCENTS WHILE SLEEP AND ANXIETY SCORES WERE SIMILAR TO HEALTHY PEERS. 2016 18 661 43 EFFECT OF 12 WEEKS OF YOGA TRAINING ON THE SOMATIZATION, PSYCHOLOGICAL SYMPTOMS, AND STRESS-RELATED BIOMARKERS OF HEALTHY WOMEN. BACKGROUND: PREVIOUS STUDIES HAVE SHOWN THAT THE PRACTICE OF YOGA REDUCES PERCEIVED STRESS AND NEGATIVE FEELINGS AND THAT IT IMPROVES PSYCHOLOGICAL SYMPTOMS. OUR PREVIOUS STUDY ALSO SUGGESTED THAT LONG-TERM YOGA TRAINING IMPROVES STRESS-RELATED PSYCHOLOGICAL SYMPTOMS SUCH AS ANXIETY AND ANGER. HOWEVER, LITTLE IS KNOWN ABOUT THE BENEFICIAL EFFECTS OF YOGA PRACTICE ON SOMATIZATION, THE MOST COMMON STRESS-RELATED PHYSICAL SYMPTOMS, AND STRESS-RELATED BIOMARKERS. WE PERFORMED A PROSPECTIVE, SINGLE ARM STUDY TO EXAMINE THE BENEFICIAL EFFECTS OF 12 WEEKS OF YOGA TRAINING ON SOMATIZATION, PSYCHOLOGICAL SYMPTOMS, AND STRESS-RELATED BIOMARKERS. METHODS: WE RECRUITED HEALTHY WOMEN WHO HAD NO EXPERIENCE WITH YOGA. THE DATA OF 24 PARTICIPANTS WHO WERE FOLLOWED DURING 12 WEEKS OF YOGA TRAINING WERE ANALYZED. SOMATIZATION AND PSYCHOLOGICAL SYMPTOMS WERE ASSESSED BEFORE AND AFTER 12 WEEKS OF YOGA TRAINING USING THE PROFILE OF MOOD STATE (POMS) AND THE SYMPTOM CHECKLIST-90-REVISED (SCL-90-R) QUESTIONNAIRES. URINARY 8-HYDROXYDEOXYGUANOSINE (8-OHDG), BIOPYRRIN, AND CORTISOL LEVELS WERE MEASURED AS STRESS-RELATED BIOMARKERS. THE WILCOXON SIGNED-RANK TEST WAS USED TO COMPARE THE STRESS-RELATED BIOMARKERS AND THE SCORES OF QUESTIONNAIRES BEFORE AND AFTER 12 WEEKS OF YOGA TRAINING. RESULTS: AFTER 12 WEEKS OF YOGA TRAINING, ALL NEGATIVE SUBSCALE SCORES (TENSION-ANXIETY, DEPRESSION, ANGER-HOSTILITY, FATIGUE, AND CONFUSION) FROM THE POMS AND SOMATIZATION, ANXIETY, DEPRESSION, AND HOSTILITY FROM THE SCL-90-R WERE SIGNIFICANTLY DECREASED COMPARED WITH THOSE BEFORE STARTING YOGA TRAINING. CONTRARY TO OUR EXPECTATION, THE URINARY 8-OHDG CONCENTRATION AFTER 12 WEEKS OF YOGA TRAINING SHOWED A SIGNIFICANT INCREASE COMPARED WITH THAT BEFORE STARTING YOGA TRAINING. NO SIGNIFICANT CHANGES WERE OBSERVED IN THE LEVELS OF URINARY BIOPYRRIN AND CORTISOL AFTER THE 12 WEEKS OF YOGA TRAINING. CONCLUSIONS: YOGA TRAINING HAS THE POTENTIAL TO REDUCE THE SOMATIZATION SCORE AND THE SCORES RELATED TO MENTAL HEALTH INDICATORS, SUCH AS ANXIETY, DEPRESSION, ANGER, AND FATIGUE. THE PRESENT FINDINGS SUGGEST THAT YOGA CAN IMPROVE SOMATIZATION AND MENTAL HEALTH STATUS AND HAS IMPLICATIONS FOR THE PREVENTION OF PSYCHOSOMATIC SYMPTOMS IN HEALTHY WOMEN. TRIAL REGISTRATION: UNIVERSITY HOSPITAL MEDICAL INFORMATION NETWORK (UMIN CTR) UMIN000007868. 2014 19 451 36 CHANGES IN FATIGUE, AUTONOMIC FUNCTIONS, AND BLOOD BIOMARKERS DUE TO SITTING ISOMETRIC YOGA IN PATIENTS WITH CHRONIC FATIGUE SYNDROME. BACKGROUND: IN A PREVIOUS RANDOMIZED CONTROLLED TRIAL, WE FOUND THAT SITTING ISOMETRIC YOGA IMPROVES FATIGUE IN PATIENTS WITH CHRONIC FATIGUE SYNDROME (CFS) WHO ARE RESISTANT TO CONVENTIONAL THERAPY. THE AIM OF THIS STUDY WAS TO INVESTIGATE POSSIBLE MECHANISMS BEHIND THIS FINDING, FOCUSING ON THE SHORT-TERM FATIGUE-RELIEVING EFFECT, BY COMPARING AUTONOMIC NERVOUS FUNCTION AND BLOOD BIOMARKERS BEFORE AND AFTER A SESSION OF ISOMETRIC YOGA. METHODS: FIFTEEN PATIENTS WITH CFS WHO REMAINED SYMPTOMATIC DESPITE AT LEAST 6 MONTHS OF CONVENTIONAL THERAPY PRACTICED SITTING ISOMETRIC YOGA (BIWEEKLY 20 MIN PRACTICE WITH A YOGA INSTRUCTOR AND DAILY HOME PRACTICE) FOR EIGHT WEEKS. ACUTE EFFECTS OF SITTING ISOMETRIC YOGA ON FATIGUE, AUTONOMIC FUNCTION, AND BLOOD BIOMARKERS WERE INVESTIGATED AFTER THE FINAL SESSION WITH AN INSTRUCTOR. THE EFFECT OF A SINGLE SESSION OF SITTING ISOMETRIC YOGA ON FATIGUE WAS ASSESSED BY THE PROFILE OF MOOD STATUS (POMS) QUESTIONNAIRE IMMEDIATELY BEFORE AND AFTER THE SESSION. AUTONOMIC NERVOUS FUNCTION (HEART RATE (HR) VARIABILITY) AND BLOOD BIOMARKERS (CORTISOL, DHEA-S, TNF-ALPHA, IL-6, IFN-GAMMA, IFN-ALPHA, PROLACTIN, CARNITINE, TGF-BETA1, BDNF, MHPG, AND HVA) WERE COMPARED BEFORE AND AFTER THE SESSION. RESULTS: SITTING ISOMETRIC YOGA SIGNIFICANTLY REDUCED THE POMS FATIGUE SCORE (P < 0.01) AND INCREASED THE VIGOR SCORE (P < 0.01). IT ALSO REDUCED HR (P < 0.05) AND INCREASED THE HIGH FREQUENCY POWER (P < 0.05) OF HR VARIABILITY. SITTING ISOMETRIC YOGA INCREASED SERUM LEVELS OF DHEA-S (P < 0.05), REDUCED LEVELS OF CORTISOL (P < 0.05) AND TNF-ALPHA (P < 0.05), AND HAD A TENDENCY TO REDUCE SERUM LEVELS OF PROLACTIN (P < 0.1). DECREASES IN FATIGUE SCORES CORRELATED WITH CHANGES IN PLASMA LEVELS OF TGF-BETA1 AND BDNF. IN CONTRAST, INCREASED VIGOR POSITIVELY CORRELATED WITH HVA. CONCLUSIONS: A SINGLE SESSION OF SITTING ISOMETRIC YOGA REDUCED FATIGUE AND INCREASED VIGOR IN PATIENTS WITH CFS. YOGA ALSO INCREASED VAGAL NERVE FUNCTION AND CHANGED BLOOD BIOMARKERS IN A PATTERN THAT SUGGESTED ANTI-STRESS AND ANTI-INFLAMMATORY EFFECTS. THESE CHANGES APPEAR TO BE RELATED TO THE SHORT-TERM FATIGUE-RELIEVING EFFECT OF SITTING ISOMETRIC YOGA IN PATIENTS WITH CFS. FURTHERMORE, DOPAMINERGIC NERVOUS SYSTEM ACTIVATION MIGHT ACCOUNT FOR SITTING ISOMETRIC YOGA-INDUCED INCREASES IN ENERGY IN THIS PATIENT POPULATION. TRIAL REGISTRATION: UNIVERSITY HOSPITAL MEDICAL INFORMATION NETWORK (UMIN CTR) UMIN000009646. REGISTERED DEC 27, 2012. 2018 20 1527 39 IYENGAR YOGA FOR DISTRESSED WOMEN: A 3-ARMED RANDOMIZED CONTROLLED TRIAL. DISTRESS IS AN INCREASING PUBLIC HEALTH PROBLEM. WE AIMED TO INVESTIGATE THE EFFECTS OF AN IYENGAR YOGA PROGRAM ON PERCEIVED STRESS AND PSYCHOLOGICAL OUTCOMES IN DISTRESSED WOMEN AND EVALUATED A POTENTIAL DOSE-EFFECT RELATIONSHIP. SEVENTY-TWO FEMALE DISTRESSED SUBJECTS WERE INCLUDED INTO A 3-ARMED RANDOMIZED CONTROLLED TRIAL AND ALLOCATED TO YOGA GROUP 1 (N = 24) WITH TWELVE 90 MIN SESSIONS OVER 3 MONTHS, YOGA GROUP 2 (N = 24) WITH 24 SESSIONS OVER 3 MONTHS, OR A WAITING LIST CONTROL GROUP (N = 24). THE PRIMARY OUTCOME WAS STRESS PERCEPTION, MEASURED BY COHEN STRESS SCALE; SECONDARY OUTCOMES INCLUDED STATE TRAIT ANXIETY, DEPRESSION, PSYCHOLOGICAL AND PHYSICAL QUALITY OF LIFE (QOL), PROFILE OF MOOD STATES, WELL BEING, AND BODILY COMPLAINTS. AFTER THREE MONTHS, WOMEN IN THE YOGA GROUPS SHOWED SIGNIFICANT IMPROVEMENTS IN PERCEIVED STRESS (P = 0.003), STATE TRAIT ANXIETY (P = 0.021 AND P = 0.003), DEPRESSION (P = 0.008), PSYCHOLOGICAL QOL (P = 0.012), MOOD STATES BEING (P = 0.007), AND BODILY COMPLAINTS WELL(P = 0.012) WHEN COMPARED TO CONTROLS. BOTH YOGA PROGRAMS WERE SIMILARLY EFFECTIVE FOR THESE OUTCOMES; HOWEVER, COMPLIANCE WAS BETTER IN THE GROUP WITH FEWER SESSIONS (YOGA GROUP 1). DOSE EFFECTS WERE SEEN ONLY IN THE ANALYSIS OF GROUP-INDEPENDENT EFFECTS FOR BACK PAIN, ANXIETY, AND DEPRESSION. THESE FINDINGS SUGGEST THAT IYENGAR YOGA EFFECTIVELY REDUCES DISTRESS AND IMPROVES RELATED PSYCHOLOGICAL AND PHYSICAL OUTCOMES. FURTHERMORE, ATTENDING TWICE-WEEKLY YOGA CLASSES WAS NOT SUPERIOR TO ONCE-WEEKLY CLASSES, AS A RESULT OF LIMITED COMPLIANCE IN THE TWICE-WEEKLY GROUP. 2012