1 1058 119 EFFECTS OF YOGA ON EATING DISORDERS-A SYSTEMATIC REVIEW. BACKGROUND: THE QUESTION OF WHETHER YOGA PRACTICE AMELIORATES OR EVEN AGGRAVATES EATING DISORDERS IS CURRENTLY UNDER DEBATE. THE AIM OF THIS REVIEW WAS TO SYSTEMATICALLY ASSESS AND THE EFFECTIVENESS AND SAFETY OF YOGA IN PATIENTS WITH EATING DISORDERS. METHODS: MEDLINE/PUBMED, PSYCINFO, AND THE PSYCHOLOGICAL AND BEHAVIORAL SCIENCE COLLECTION WERE SCREENED THROUGH JULY 2018 FOR RANDOMIZED CONTROLLED TRIALS, NON-RANDOMIZED CONTROLLED TRIALS AND LONGITUDINAL OBSERVATIONAL STUDIES ON YOGA FOR PATIENTS WITH EATING DISORDERS AND OTHER INDIVIDUALS WITH DISORDERED EATING AND/OR BODY DISSATISFACTION. RISK OF BIAS WAS ASSESSED USING THE COCHRANE RISK OF BIAS TOOL AND THE NEWCASTLE-OTTAWA QUALITY ASSESSMENT SCALE. RESULTS: EIGHT RANDOMIZED TRIALS AND FOUR UNCONTROLLED TRIALS INVOLVING A TOTAL OF 495 PARTICIPANTS WERE INCLUDED. RISK OF BIAS WAS MIXED. COMPARING YOGA TO UNTREATED CONTROL GROUPS, EFFECT SIZES RANGED FROM NEGLIGIBLE EFFECTS OF D=0.02 TO VERY LARGE EFFECTS OF D=2.15. HOWEVER, MOST EFFECTS WERE SMALL TO MODERATELY SIZED AND IN MOST CASES NOT SIGNIFICANT. NO SAFETY-RELATED DATA WERE REPORTED. CONCLUSIONS: THERE IS LIMITED EVIDENCE ON THE EFFECTIVENESS AND SAFETY OF YOGA IN PATIENTS WITH EATING DISORDERS. YOGA CAN BE PRELIMINARILY CONSIDERED AS AN ADDITIONAL TREATMENT OPTION IN MULTIMODAL PSYCHIATRIC TREATMENT PROGRAMS. 2019 2 1084 32 EFFECTS OF YOGA ON STRESS MANAGEMENT IN HEALTHY ADULTS: A SYSTEMATIC REVIEW. OBJECTIVE: THIS ARTICLE REPORTS A SYSTEMATIC REVIEW AND CRITICAL APPRAISAL OF THE EFFECT OF YOGA ON STRESS MANAGEMENT IN HEALTHY ADULTS. METHODS: A SYSTEMATIC LITERATURE SEARCH WAS PERFORMED TO IDENTIFY RANDOMIZED CONTROLLED TRIALS (RCTS) AND CLINICAL CONTROLLED TRIALS (CCTS) THAT ASSESSED THE EFFECTS OF YOGA ON STRESS MANAGEMENT IN HEALTHY ADULTS. SELECTED STUDIES WERE CLASSIFIED ACCORDING TO THE TYPES OF INTERVENTION, DURATION, OUTCOME MEASURES, AND RESULTS. THEY WERE ALSO QUALITATIVELY ASSESSED BASED ON PUBLIC HEALTH RESEARCH, EDUCATION AND DEVELOPMENT STANDARDS. RESULTS: THE SYSTEMATIC REVIEW WAS BASED ON EIGHT RCTS AND CCTS THAT INDICATED A POSITIVE EFFECT OF YOGA IN REDUCING STRESS LEVELS OR STRESS SYMPTOMS. HOWEVER, MOST OF THE STUDIES HAD METHODOLOGICAL PROBLEMS IN THAT THE INTERVENTION DURATION WAS SHORT AND LIMITED FOLLOW-UP DATA WAS AVAILABLE. CONCLUSION: THIS REVIEW REVEALED POSITIVE EFFECTS OF YOGA ON STRESS REDUCTION IN HEALTHY ADULT POPULATIONS. HOWEVER, THE RESULT SHOULD BE INTERPRETED WITH CAUTION DUE TO THE SMALL NUMBER OF STUDIES AND THE ASSOCIATED METHODOLOGICAL PROBLEMS. FURTHER STUDIES TO ASCERTAIN YOGA'S LONG-TERM EFFECTS AND THE UNDERLYING BIOLOGICAL MECHANISMS LEADING TO ITS STRESS REDUCTION EFFECT SHOULD BE CONDUCTED. 2011 3 2401 47 YOGA AND EATING DISORDER PREVENTION AND TREATMENT: A COMPREHENSIVE REVIEW AND META-ANALYSIS. YOGA IS FREQUENTLY USED IN CONJUNCTION WITH STANDARD TREATMENT APPROACHES FOR EATING DISORDERS. HOWEVER, YOGA'S EFFICACY AND EFFECTIVENESS IN PREVENTING AND TREATING EATING DISORDERS HAS REMAINED UNCLEAR. THE AIM OF THIS COMPREHENSIVE REVIEW AND META-ANALYSIS IS TO REVIEW THE EXTANT LITERATURE AND ASSESS THE EFFECTS OF YOGA IN THE PREVENTION AND INTERVENTION OF EATING DISORDER SYMPTOMS AND CORRELATES IN BOTH CLINICAL AND NON-CLINICAL POPULATIONS. STUDIES ASSESSING YOGA AND ITS EFFECT ON EATING DISORDER SYMPTOMS AND/OR BODY IMAGE AS RELATED TO DISORDERED EATING, WERE ELIGIBLE FOR INCLUSION. THE COMPREHENSIVE REVIEW DETAILS CORRELATIONAL, NON-CONTROLLED, NON-RANDOMIZED CONTROLLED, AND YOGA COMPARISON STUDIES. FOR THE META-ANALYSIS, ONLY RANDOMIZED CONTROLLED TRIALS COMPARING A YOGA-BASED INTERVENTION TO A NON-YOGA CONTROL GROUP WERE INCLUDED. IN TOTAL, 43 STUDIES ARE INCLUDED IN THIS REVIEW, WITH 11 TRIALS INVOLVING 754 PARTICIPANTS INCLUDED IN THE META-ANALYSIS. RESULTS OF THE COMPREHENSIVE REVIEW AND META-ANALYSES RESULTS INDICATED YOGA INTERVENTIONS DEMONSTRATED A SMALL, SIGNIFICANT EFFECT ON GLOBAL EATING DISORDER PSYCHOPATHOLOGY, A MODERATE-TO-LARGE EFFECT ON BINGE EATING AND BULIMIA, AND A SMALL EFFECT ON BODY IMAGE CONCERNS, AS COMPARED TO THE CONTROL CONDITIONS. THERE WAS NO STATISTICALLY SIGNIFICANT EFFECT ON DIETARY RESTRAINT IN EITHER DIRECTION. ADDITIONALLY, RESULTS INDICATED A SMALL-TO-MODERATE EFFECT ON A COMPOSITE MEASURE OF EATING DISORDER-RELATED CONSTRUCTS. THESE FINDINGS SUGGEST THAT YOGA-BASED INTERVENTIONS MAY BE AN EFFECTIVE APPROACH SUPPORTING THE PREVENTION AND TREATMENT OF EATING DISORDERS. 2020 4 2559 45 YOGA FOR CHRONIC LOW BACK PAIN: A META-ANALYSIS OF RANDOMIZED CONTROLLED TRIALS. OBJECTIVES: TO EVALUATE THE EFFICACY OF YOGA AS AN INTERVENTION FOR CHRONIC LOW BACK PAIN (CLBP) USING A META-ANALYTICAL APPROACH. RANDOMIZED CONTROLLED TRIALS (RCTS) THAT EXAMINED PAIN ANDOR FUNCTIONAL DISABILITY AS TREATMENT OUTCOMES WERE INCLUDED. POST-TREATMENT AND FOLLOW-UP OUTCOMES WERE ASSESSED. METHODS: A COMPREHENSIVE SEARCH OF RELEVANT ELECTRONIC DATABASES, FROM THE TIME OF THEIR INCEPTION UNTIL NOVEMBER 2011, WAS CONDUCTED. COHEN'S D EFFECT SIZES WERE CALCULATED AND ENTERED IN A RANDOM-EFFECTS MODEL. RESULTS: EIGHT RCTS MET THE CRITERIA FOR INCLUSION (EIGHT ASSESSING FUNCTIONAL DISABILITY AND FIVE ASSESSING PAIN) AND INVOLVED A TOTAL OF 743 PATIENTS. AT POST-TREATMENT, YOGA HAD A MEDIUM TO LARGE EFFECT ON FUNCTIONAL DISABILITY (D=0.645) AND PAIN (D=0.623). DESPITE A WIDE RANGE OF YOGA STYLES AND TREATMENT DURATIONS, HETEROGENEITY IN POST-TREATMENT EFFECT SIZES WAS LOW. FOLLOW-UP EFFECT SIZES FOR FUNCTIONAL DISABILITY AND PAIN WERE SMALLER, BUT REMAINED SIGNIFICANT (D=0.397 AND D=0.486, RESPECTIVELY); HOWEVER, THERE WAS A MODERATE TO HIGH LEVEL OF VARIABILITY IN THESE EFFECT SIZES. DISCUSSION: THE RESULTS OF THE PRESENT STUDY INDICATE THAT YOGA MAY BE AN EFFICACIOUS ADJUNCTIVE TREATMENT FOR CLBP. THE STRONGEST AND MOST CONSISTENT EVIDENCE EMERGED FOR THE SHORT-TERM BENEFITS OF YOGA ON FUNCTIONAL DISABILITY. HOWEVER, BEFORE ANY DEFINITIVE CONCLUSIONS CAN BE DRAWN, THERE ARE A NUMBER OF METHODOLOGICAL CONCERNS THAT NEED TO BE ADDRESSED. IN PARTICULAR, IT IS RECOMMENDED THAT FUTURE RCTS INCLUDE AN ACTIVE CONTROL GROUP TO DETERMINE WHETHER YOGA HAS SPECIFIC TREATMENT EFFECTS AND WHETHER YOGA OFFERS ANY ADVANTAGES OVER TRADITIONAL EXERCISE PROGRAMS AND OTHER ALTERNATIVE THERAPIES FOR CLBP. 2013 5 2566 39 YOGA FOR DEPRESSION AND ANXIETY SYMPTOMS IN PEOPLE WITH CANCER: A SYSTEMATIC REVIEW AND META-ANALYSIS. OBJECTIVE: CANCER AND ITS TREATMENT CAN LEAD TO A VARIETY OF PHYSICAL AND EMOTIONAL CONCERNS IMPACTING ON THOSE AFFECTED, INCLUDING SUBCLINICAL OR CLINICAL DEPRESSION AND ANXIETY, WHICH IN TURN HAVE A SIGNIFICANT IMPACT ON WELLBEING, QUALITY OF LIFE AND SURVIVAL. THE AIM OF THIS REVIEW WAS TO EVALUATE THE EFFECT OF YOGA-BASED INTERVENTIONS ON SELF-REPORTED DEPRESSION AND ANXIETY SYMPTOMS IN PEOPLE WITH CANCER IN RANDOMIZED CONTROLLED TRIALS. METHOD: SIX DATABASES WERE SEARCHED TO IDENTIFY RELEVANT STUDIES. SYSTEMATIC REVIEW PROCEDURES WERE FOLLOWED INCLUDING A QUALITY ASSESSMENT. META-ANALYSIS OF SUITABLE STUDIES WAS CONDUCTED. RESULTS: 26 STUDIES FROM OUR SEARCH CRITERIA WERE ELIGIBLE FOR INCLUSION FOR DEPRESSIVE AND 16 FOR ANXIETY SYMPTOMS. META-ANALYSES REVEALED EVIDENCE FOR SIGNIFICANT MEDIUM EFFECTS OF YOGA ON DEPRESSION SYMPTOMS (N = 1,486, G = -0.419, 95% CONFIDENCE INTERVAL [CI] = -0.558 TO -0.281, P < 0.001) AND ANXIETY (N = 977, G = -0.347, 95% CI = -0.473 TO -0.221, P < 0.001) COMPARED TO CONTROLS. SUBGROUP ANALYSES FOR DEPRESSIVE SYMPTOMS REVEALED SIGNIFICANT EFFECTS FOR ALL ANALYSES PERFORMED (TYPE OF CANCER, TYPE OF CONTROL, TREATMENT STATUS, DURATION OF INTERVENTION OR FREQUENCY OF YOGA SESSIONS), WITH EFFECT SIZES BEING COMPARABLE BETWEEN SUBGROUPS. SIMILAR FINDINGS WERE FOUND FOR ANXIETY SYMPTOMS EXCEPT FOR TREATMENT STATUS, WHERE THE ONLY SIGNIFICANT EFFECT WAS FOUND WHEN YOGA WAS DELIVERED DURING ACTIVE TREATMENT. CONCLUSIONS: THIS REVIEW PROVIDES EVIDENCE THAT IN PEOPLE WITH CANCER, YOGA-BASED INTERVENTIONS ARE ASSOCIATED WITH AMELIORATION OF DEPRESSION AND ANXIETY SYMPTOMS AND THEREFORE A PROMISING THERAPEUTIC MODALITY FOR THEIR MANAGEMENT. HOWEVER, THE POTENTIAL FOR RISK OF BIAS TOGETHER WITH CONTROL GROUP DESIGN CHALLENGES MEANS THE RESULTS SHOULD BE INTERPRETED WITH CAUTION. 2021 6 2622 38 YOGA FOR SUBSTANCE USE: A SYSTEMATIC REVIEW. INTRODUCTION: SUBSTANCE USE DISORDERS (SUDS) ARE COMPLEX INTERACTIONS BETWEEN VARIOUS GENETIC, ENVIRONMENTAL, DEVELOPMENTAL, AND SOCIAL FACTORS. YOGA IS RECOMMENDED AS A NONMAINSTREAM TREATMENT FOR MANY HEALTH CONDITIONS, INCLUDING SUDS. METHODS: FIVE DATABASES WERE SEARCHED FOR RANDOMIZED CONTROLLED TRIALS (RCTS) THAT EVALUATED YOGA AS AN INTERVENTION IN ADULTS WITH ANY TYPE OF SUBSTANCE USE DISORDER. THE INTERVENTIONS BEING STUDIED INCLUDED HATHA YOGA, SUDARSHAN KRIYA YOGA, BREATHING YOGA EXERCISES, AND MEDITATION. STUDIES, WHERE YOGA WAS COMBINED WITH OTHER INTERVENTIONS WERE EXCLUDED. THE EFFECT OF YOGA AS AN INTERVENTION WAS ANALYZED USING PRIMARY OUTCOMES SUCH AS ANXIETY, PAIN, AND CRAVING. EIGHT RCTS MET THE ELIGIBILITY CRITERIA, AND QUALITY ANALYSIS WAS CONDUCTED USING THE COCHRANE CRITERIA. RESULTS: AMONG THE 8 FINAL STUDIES ELIGIBLE FOR QUALITY ANALYSIS, 2 HAD UNDEFINED SUBSTANCE USE, WHILE THE OTHERS WERE FOCUSED ON TOBACCO, ALCOHOL, OR OPIOIDS. SEVEN OUT OF 8 STUDIES SHOWED SIGNIFICANT RESULTS AND IMPROVED PRIMARY OUTCOMES SUCH AS ANXIETY, PAIN, OR SUBSTANCE USE. SEVEN OUT OF THE 8 STUDIES SHOWED SIGNIFICANT POSITIVE OUTCOMES USING YOGA IN CONJUNCTION WITH OTHER PHARMACOLOGICAL TREATMENT MODALITIES LIKE OPIOID SUBSTITUTION THERAPY. CONCLUSIONS: SIX OUT OF 8 STUDIES SHOWED LOW CONCERNS, WHILE 2 STUDIES SHOWED SOME CONCERNS ABOUT THE RISK OF BIAS JUDGMENT. ALTHOUGH THE RESULTS LOOK ENCOURAGING, RCTS WITH LARGER SAMPLE SIZE ARE NEEDED TO BETTER EVALUATE THE EFFECTIVENESS OF YOGA AS A TREATMENT MODALITY FOR SUBSTANCE USE. 2021 7 1043 41 EFFECTS OF YOGA INTERVENTIONS ON FATIGUE: A META-ANALYSIS. BACKGROUND. RESEARCHERS AIMED AT SYSTEMATICALLY REVIEWING AND META-ANALYZING THE EFFECTIVENESS OF YOGA INTERVENTIONS FOR FATIGUE. METHODS. PUBMED/MEDLINE WAS SEARCHED UNTIL JANUARY 2012 FOR CONTROLLED CLINICAL STUDIES. TWO REVIEWERS INDEPENDENTLY EXTRACTED THE DATA. THE METHODOLOGICAL QUALITY OF THE STUDIES WAS ASSESSED. A META-ANALYSIS WAS PERFORMED. RESULTS. NINETEEN CLINICAL STUDIES (TOTAL N = 948) WERE INCLUDED IN THIS REVIEW. INVESTIGATED YOGA STYLES INCLUDED HATHA, IYENGAR, ASANAS, PATANJALI, SAHAJA, AND TIBETAN YOGA. PARTICIPANTS WERE SUFFERING FROM CANCER, MULTIPLE SCLEROSIS, DIALYSIS, CHRONIC PANCREATITIS, FIBROMYALGIA, ASTHMA, OR WERE HEALTHY. YOGA HAD A SMALL POSITIVE EFFECT ON FATIGUE (SMD = 0.27, 59% CI = 0.23-0.31). SEVEN STUDIES RECEIVED 4 POINTS ON THE JADAD SCORE. THERE WERE BASELINE DIFFERENCES IN AT LEAST 5 STUDIES. CONCLUSION. OVERALL, THE EFFECTS OF YOGA INTERVENTIONS ON FATIGUE WERE ONLY SMALL, PARTICULARLY IN CANCER PATIENTS. ALTHOUGH YOGA IS GENERALLY A SAFE THERAPEUTIC INTERVENTION AND EFFECTIVE TO ATTENUATE OTHER HEALTH-RELATED SYMPTOMS, THIS META-ANALYSIS WAS NOT ABLE TO DEFINE THE POWERFUL EFFECT OF YOGA ON PATIENTS SUFFERING FROM FATIGUE. TREATMENT EFFECTS OF YOGA COULD BE IMPROVED IN WELL-DESIGNED FUTURE STUDIES. ACCORDING TO THE GRADE RECOMMENDATIONS ASSESSING THE OVERALL QUALITY OF EVIDENCE, THERE IS A MODERATE EFFECT OF THE CONFIDENCE PLACED IN THE ESTIMATES OF THE EFFECTS DISCUSSED HERE. 2012 8 1109 42 EFFECTS OF YOGA-BASED INTERVENTIONS ON COGNITIVE FUNCTION IN HEALTHY OLDER ADULTS: A SYSTEMATIC REVIEW OF RANDOMIZED CONTROLLED TRIALS. BACKGROUND: THE WORLD'S ELDERLY POPULATION IS GROWING. PHYSICAL ACTIVITY HAS POSITIVE EFFECTS ON HEALTH AND COGNITION, BUT IS DECREASING AMONG THE ELDERLY. INTEREST IN YOGA-BASED EXERCISES HAS INCREASED IN THIS POPULATION, ESPECIALLY AS AN INTERVENTION TARGETING BALANCE, FLEXIBILITY, STRENGTH, AND WELL-BEING. RECENT INTEREST HAS ARISEN REGARDING YOGA'S POTENTIAL BENEFITS FOR COGNITION. OBJECTIVE: TO SYSTEMATICALLY REVIEW EVIDENCE FROM RANDOMIZED CONTROLLED TRIALS (RCTS) EXAMINING THE EFFECTS OF YOGA-BASED INTERVENTIONS ON COGNITIVE FUNCTIONING IN HEALTHY ADULTS AGED >/=60. A SECONDARY AIM WAS TO DESCRIBE INTERVENTION CHARACTERISTICS AND, WHERE POSSIBLE, THE EXTENT TO WHICH THESE INFLUENCED STUDY OUTCOMES. METHOD: THE REVIEW WAS CONDUCTED IN ACCORDANCE WITH PRISMA GUIDELINES. SEARCHES WERE PERFORMED FROM INCEPTION TO JUNE 2020 USING THE FOLLOWING ELECTRONIC DATABASES: (1) PUBMED (NLM); (2) EMBASE (ELSEVIER); (3) COCHRANE CENTRAL (WILEY); (4) PSYCINFO (EBSCOHOST); AND (5) CINAHL (EBSCOHOST). INCLUSION CRITERIA: RCTS OF YOGA-BASED INTERVENTIONS ASSESSING COGNITION IN HEALTHY ADULTS >/=60 YEARS. RISK OF BIAS WAS ASSESSED USING THE REVISED COCHRANE RISK OF BIAS TOOL. RESULTS: A TOTAL OF 1466 RECORDS WERE INITIALLY IDENTIFIED; SIX STUDIES (5 UNIQUE TRIALS) WERE INCLUDED IN THE REVIEW. FOUR OF THE SIX ARTICLES REPORTED SIGNIFICANT POSITIVE EFFECTS OF YOGA-BASED INTERVENTIONS ON COGNITION, INCLUDING GROSS MEMORY FUNCTIONING AND EXECUTIVE FUNCTIONS. INTERVENTION CHARACTERISTICS AND ASSESSMENT METHODS VARIED BETWEEN STUDIES, WITH A HIGH OVERALL RISK OF BIAS IN ALL STUDIES. CONCLUSION: YOGA-BASED INTERVENTIONS ARE ASSOCIATED WITH IMPROVEMENTS IN COGNITION IN HEALTHY OLDER ADULTS. ADEQUATELY POWERED RCTS WITH ROBUST STUDY DESIGNS AND LONG-TERM FOLLOW-UPS ARE REQUIRED. FUTURE STUDIES SHOULD EXPLICITLY REPORT THE INTERVENTION CHARACTERISTICS ASSOCIATED WITH CHANGES IN COGNITIVE FUNCTION. 2021 9 2573 46 YOGA FOR ESSENTIAL HYPERTENSION: A SYSTEMATIC REVIEW. BACKGROUND: YOGA IS THOUGHT TO BE EFFECTIVE FOR HEALTH CONDITIONS. THE ARTICLE AIMS TO ASSESS THE CURRENT CLINICAL EVIDENCE OF YOGA FOR ESSENTIAL HYPERTENSION (EH). STRATEGY: MEDLINE, EMBASE, AND THE COCHRANE CENTRAL REGISTER OF CONTROLLED TRIALS (CENTRAL) IN THE COCHRANE LIBRARY WERE SEARCHED UNTIL JUNE, 2013. WE INCLUDED RANDOMIZED CLINICAL TRIALS TESTING YOGA AGAINST CONVENTIONAL THERAPY, YOGA VERSUS NO TREATMENT, YOGA COMBINED WITH CONVENTIONAL THERAPY VERSUS CONVENTIONAL THERAPY OR CONVENTIONAL THERAPY COMBINED WITH BREATH AWARENESS. STUDY SELECTION, DATA EXTRACTION, QUALITY ASSESSMENT, AND DATA ANALYSES WERE CONDUCTED ACCORDING TO THE COCHRANE STANDARDS. RESULTS: A TOTAL OF 6 STUDIES (INVOLVING 386 PATIENTS) WERE INCLUDED. THE METHODOLOGICAL QUALITY OF THE INCLUDED TRIALS WAS EVALUATED AS GENERALLY LOW. A TOTAL OF 6 RCTS MET ALL THE INCLUSION CRITERIA. 4 OF THEM COMPARED YOGA PLUS CONVENTIONAL THERAPY WITH CONVENTIONAL THERAPY. 1 RCT DESCRIBED YOGA COMBINED WITH CONVENTIONAL THERAPY VERSUS CONVENTIONAL THERAPY COMBINED WITH BREATH AWARENESS. 2 RCT TESTED THE EFFECT OF YOGA VERSUS CONVENTIONAL THERAPY ALONE. 1 RCT DESCRIBED YOGA COMPARED TO NO TREATMENT. ONLY ONE TRIAL REPORTED ADVERSE EVENTS WITHOUT DETAILS, THE SAFETY OF YOGA IS STILL UNCERTAIN. CONCLUSIONS: THERE IS SOME ENCOURAGING EVIDENCE OF YOGA FOR LOWERING SBP AND DBP. HOWEVER, DUE TO LOW METHODOLOGICAL QUALITY OF THESE IDENTIFIED TRIALS, A DEFINITE CONCLUSION ABOUT THE EFFICACY AND SAFETY OF YOGA ON EH CANNOT BE DRAWN FROM THIS REVIEW. THEREFORE, FURTHER THOROUGH INVESTIGATION, LARGE-SCALE, PROPER STUDY DESIGNED, RANDOMIZED TRIALS OF YOGA FOR HYPERTENSION WILL BE REQUIRED TO JUSTIFY THE EFFECTS REPORTED HERE. 2013 10 2181 47 THE EFFECTS OF YOGA ON PHYSICAL FUNCTIONING AND HEALTH RELATED QUALITY OF LIFE IN OLDER ADULTS: A SYSTEMATIC REVIEW AND META-ANALYSIS. OBJECTIVE: THE GOAL WAS TO REVIEW SYSTEMATICALLY THE COMPARATIVE EFFECTIVENESS OF YOGA, COMPARED WITH OTHER EXERCISE INTERVENTIONS, FOR OLDER ADULTS AS SHOWN ON MEASURES OF HEALTH AND PHYSICAL FUNCTIONING. DESIGN: THIS WAS A SYSTEMATIC REVIEW WITH BOTH NARRATIVE SYNTHESIS AND META-ANALYSIS. DATA SOURCES: SEARCHES WERE CONDUCTED IN MEDLINE(R)/PUBMED, PSYCINFO, CINAHL, WEB OF SCIENCE, AND SCOPUS; BIBLIOGRAPHIES OF SELECTED ARTICLES; AND ONE SYSTEMATIC REVIEW ON THE EFFECTS OF YOGA ON CARDIOVASCULAR DISEASE. METHODS: ORIGINAL STUDIES FROM 1950 TO NOVEMBER 2010 WERE SOUGHT, EVALUATING THE EFFECTS OF YOGA ON OLDER ADULTS. THE SEARCH WAS RESTRICTED TO RANDOMIZED CONTROLLED TRIALS OF YOGA IN SUBJECTS >/=AGE 60, AND PUBLISHED IN ENGLISH. DATA WERE EXTRACTED AND EVALUATED REGARDING SETTING, POPULATION SIZE AND CHARACTERISTICS, INTERVENTION TYPE AND DURATION, COMPARISON GROUP, OUTCOME ASSESSMENT, DATA ANALYSIS, FOLLOW-UP, KEY RESULTS, AND THE QUALITY OF EACH STUDY ACCORDING TO SPECIFIC PREDETERMINED CRITERIA. RESULTS: THE SEARCH YIELDED 18 ELIGIBLE STUDIES (N=649). THE STUDIES REPORTED ON OLDER ADULTS ACROSS A RANGE OF SETTINGS, INTERVENTION INTENSITY, AND OUTCOME MEASURES. THE MAJORITY OF THE STUDIES HAD<35 PARTICIPANTS (RANGE 9-77). QUANTITATIVE AND QUALITATIVE SYNTHESIS OF THE STUDIES SUGGESTED THAT THE BENEFITS OF YOGA MAY EXCEED THOSE OF CONVENTIONAL EXERCISE INTERVENTIONS FOR SELF-RATED HEALTH STATUS, AEROBIC FITNESS, AND STRENGTH. HOWEVER, THE EFFECT SIZES WERE MODEST, AND THE EVIDENCE WAS MIXED FOR YOGA'S EFFECT ON DEPRESSION, SLEEP, AND BONE-MINERAL DENSITY. STUDIES DID NOT FIND AN EFFECT ON COGNITION. CONCLUSIONS: SMALL STUDIES WITH MIXED METHODOLOGICAL QUALITY SUGGESTED THAT YOGA MAY BE SUPERIOR TO CONVENTIONAL PHYSICAL-ACTIVITY INTERVENTIONS IN ELDERLY PEOPLE. THE PRECISION OF THE ESTIMATES REMAINS LOW. LARGER STUDIES ARE NECESSARY TO DEFINE BETTER THE INTERSECTION OF POPULATIONS, SETTINGS, AND INTERVENTIONS IN WHICH YOGA IS MOST BENEFICIAL. 2012 11 2485 32 YOGA AS AN ANCILLARY TREATMENT FOR NEUROLOGICAL AND PSYCHIATRIC DISORDERS: A REVIEW. YOGA IS GAINING ACCEPTANCE AS AN ANCILLARY MEDICAL TREATMENT, BUT THERE HAVE BEEN FEW STUDIES EVALUATING ITS THERAPEUTIC BENEFITS IN NEUROLOGICAL AND MAJOR PSYCHIATRIC CONDITIONS. THE AUTHORS REVIEWED THE LITERATURE IN ENGLISH ON THE EFFICACY OF YOGA FOR THESE DISORDERS. ONLY RANDOMIZED, CONTROLLED TRIALS WERE INCLUDED, WITH THE EXCEPTION OF THE ONLY STUDY OF YOGA FOR BIPOLAR DISORDER, WHICH WAS OBSERVATIONAL. TRIALS WERE EXCLUDED IF YOGA WAS NOT THE CENTRAL COMPONENT OF THE INTERVENTION. OF SEVEN RANDOMIZED, CONTROLLED TRIALS OF YOGA IN PATIENTS WITH NEUROLOGICAL DISORDERS, SIX FOUND SIGNIFICANT, POSITIVE EFFECTS. OF 13 RANDOMIZED, CONTROLLED TRIALS OF YOGA IN PATIENTS WITH PSYCHIATRIC DISORDERS, 10 FOUND SIGNIFICANT, POSITIVE EFFECTS. THESE RESULTS, ALTHOUGH ENCOURAGING, INDICATE THAT ADDITIONAL RANDOMIZED, CONTROLLED STUDIES ARE NEEDED TO CRITICALLY DEFINE THE BENEFITS OF YOGA FOR BOTH NEUROLOGICAL AND PSYCHIATRIC DISORDERS. 2012 12 2105 32 THE EFFECT OF YOGA ON MENSTRUAL DISORDERS: A SYSTEMATIC REVIEW. OBJECTIVE: TO SUMMARIZE AND EVALUATE EVIDENCE FOR THE EFFECT OF YOGA ON MENSTRUAL DISORDERS. METHODS: PUBMED, CINAHL/MEDLINE, WEB OF SCIENCE, AMED, AND SCOPUS WERE SEARCHED FOR ENGLISH-LANGUAGE LITERATURE RELEVANT TO THE REVIEW QUESTION. ALL PRIMARY RESEARCH STUDIES WERE INCLUDED. RESULTS: FIFTEEN STUDIES DESCRIBED IN 18 PAPERS WERE INCLUDED IN THE REVIEW. A RANGE OF YOGA INTERVENTIONS WERE USED. SOME STUDIES USED A COMBINATION OF ASANA, PRANAYAMA, AND OTHER YOGIC RELAXATION OR MEDITATION TECHNIQUES. ALL INCLUDED STUDIES REPORTED SOME CHANGE IN THEIR OUTCOME MEASURES, SUGGESTING REDUCED SYMPTOMS OF MENSTRUAL DISTRESS FOLLOWING A YOGA INTERVENTION; HOWEVER, THE HETEROGENEITY AND INTENSITY OF THE INTERVENTIONS AND OUTCOME MEASURES MEANT THAT FINDINGS HAVE LIMITED GENERALIZABILITY AND APPLICABILITY IN PRACTICE SETTINGS. CONCLUSIONS: FURTHER RESEARCH ON THE RELATIONSHIP BETWEEN YOGA PRACTICE AND MENSTRUAL DISORDERS IS WARRANTED, BUT THERE MUST BE BOTH CONSISTENCY IN THE METHODS, MEASURES, AND QUALITY OF STUDIES AND A SHIFT TOWARD RESEARCH ON YOGA PRACTICES THAT ARE REPLICABLE OUTSIDE OF THE CLINICAL TRIAL SETTING. 2017 13 1516 35 IS YOGA AN EFFECTIVE TREATMENT IN THE MANAGEMENT OF PATIENTS WITH CHRONIC LOW BACK PAIN COMPARED WITH OTHER CARE MODALITIES - A SYSTEMATIC REVIEW. OBJECTIVE: THE AIM OF THE STUDY WAS TO ASSESS RANDOMIZED-CONTROL TRIALS (RCTS) TO ASCERTAIN WHETHER YOGA IS AN EFFECTIVE TREATMENT IN THE MANAGEMENT OF PATIENTS WITH CHRONIC LOW BACK PAIN (CLBP) COMPARED WITH OTHER CARE MODALITIES. METHODS: A SEARCH STRATEGY WAS FORMULATED WITH KEY CONCEPTS IDENTIFIED USING THE PICO PROCESS. FOUR DATABASES WERE SEARCHED IN JUNE 2012. APPROPRIATE ELIGIBILITY CRITERIA WERE SET AND IMPLEMENTED. RESULTS: FOUR RANDOMIZED CONTROL TRIALS MET THE INCLUSION CRITERIA. ALL FOUR PAPERS FOUND THAT YOGA LEAD TO A SIGNIFICANT IMPROVEMENT IN BACK FUNCTION, AND THREE DEMONSTRATED A SIGNIFICANT IMPROVEMENT IN BACK PAIN WHEN COMPARED WITH CERTAIN CARE MODALITIES. ALL PAPERS HAD SIGNIFICANT LIMITATIONS IDENTIFIED, HOWEVER. CONCLUSIONS: GIVEN THE LIMITATIONS IDENTIFIED WITHIN THE STUDIES, THE CONCLUSIONS DRAWN MUST BE CONSIDERED CONSERVATIVELY. ALTHOUGH EARLY RESULTS APPEAR PROMISING, BUT FURTHER WELL-DESIGNED RCTS ARE WARRANTED, WITH MULTIPLE, SPECIFIED COMPARATOR CARE MODALITIES BEFORE FIRM CONCLUSIONS CAN BE GAINED. 2013 14 2184 30 THE EFFECTS OF YOGA ON QUALITY OF LIFE AMONG POSTMENOPAUSAL WOMEN: A SYSTEMATIC REVIEW STUDY. INTRODUCTION: THE QUALITY OF LIFE IN MENOPAUSAL WOMEN IS CONSIDERED TO BE AN IMPORTANT HEALTH ISSUE IN DIFFERENT SOCIETIES AND ONE OF THE MAIN OBJECTIVES OF HEALTH CARE IN THIS PERIOD. THIS STUDY AIMED TO INVESTIGATE THE EFFECTS OF YOGA ON IMPROVING THE QUALITY OF LIFE IN MENOPAUSAL WOMEN. METHOD: ENGLISH DATABASES OF GOOGLE SCHOLAR, SCIENCE DIRECT, PUBMED, SCOPUS, AND COCHRANE LIBRARY WERE SEARCHED TO ACCESS RELATED ARTICLES USING KEYWORDS OF MENOPAUSE, QUALITY OF LIFE, AND YOGA. FURTHERMORE, PERSIAN EQUIVALENTS OF THE SAME KEYWORDS WERE SEARCHED IN DATABASES OF GOOGLE SCHOLAR, SID, AND MAGIRAN, IN ADDITION TO A COMBINATION OF THE KEYWORDS. THE SEARCH INTERVAL WAS FROM THE INSPECTION TO JANUARY 2020. THE QUALITY OF THE INCLUDED STUDIED WAS ASSESSED BASED ON CONSORT 2017 CHECKLIST. RESULTS: OUT OF 120 ARTICLES FOUND IN THE DATABASES, SIX ARTICLES ENTERED THE STUDY BASED ON THE INCLUSION CRITERIA AND WERE INVESTIGATED FOR INTERVENTION METHODS AND CONSEQUENCES. THE RESULTS INDICATED THE POSITIVE IMPACT OF YOGA ON THE QUALITY OF LIFE IN MENOPAUSAL WOMEN. CONCLUSION: CONSIDERING THE EFFECTS OF YOGA ON THE SYMPTOMS AND QUALITY OF LIFE IN MENOPAUSAL WOMEN, IT IS SUGGESTED THAT THIS LOW-COST METHOD BE USED TO IMPROVE THEIR QUALITY OF LIFE AND HEALTH. 2021 15 1108 33 EFFECTS OF YOGA-BASED INTERVENTIONS ON CANCER-ASSOCIATED COGNITIVE DECLINE: A SYSTEMATIC REVIEW. PURPOSE OF REVIEW: TO SUMMARIZE AND EVALUATE EVIDENCE AVAILABLE ON THE EFFECTS OF YOGA ON CANCER-ASSOCIATED COGNITIVE DECLINE (CACD). RECENT FINDINGS: A SYSTEMATIC REVIEW WAS CONDUCTED USING FOUR DATABASES OF ARTICLES PUBLISHED BEFORE JANUARY 1, 2020. TEN ARTICLES MET THE INCLUSION CRITERIA (SIX RANDOMIZED CONTROLLED TRIALS, TWO SINGLE-ARM STUDIES, ONE NON-RANDOMIZED CONTROLLED TRIAL, AND ONE CASE SERIES STUDY). STUDIES WERE PREDOMINANTLY CONDUCTED WITH BREAST CANCER PATIENTS USING LOW-INTENSITY HATHA YOGA PROGRAMS. OF THE 10 ARTICLES, FIVE REPORTED SOME POSITIVE EFFECTS ON CACD, BUT SIGNIFICANT BIASES WERE POSSIBLE DUE TO DESIGN SHORTCOMINGS. COHEN'S D EFFECT SIZES RANGED FROM |0.03| TO |0.74|. THE EVIDENCE TO DATE IS INSUFFICIENT TO SUGGEST THAT YOGA IS BENEFICIAL FOR ATTENUATING CACD. MORE RIGOROUS TRIALS CONTROLLING FOR NON-SPECIFIC FACTORS ARE WARRANTED. THE FIELD WOULD ALSO BENEFIT FROM EXAMINING SELF-DELIVERED MODES OF YOGA FOR TREATING CACD IN VARIOUS CANCER POPULATIONS TO ENHANCE PRACTICE SUSTAINABILITY AND GENERALIZABILITY. 2020 16 1031 45 EFFECTS OF YOGA EXERCISES FOR HEADACHES: A SYSTEMATIC REVIEW OF RANDOMIZED CONTROLLED TRIALS. [PURPOSE] TO ASSESS THE EVIDENCE FOR THE EFFECTIVENESS OF YOGA EXERCISES IN THE MANAGEMENT OF HEADACHES. [SUBJECTS AND METHODS] A SEARCH WAS CONDUCTED OF SIX ELECTRONIC DATABASES TO IDENTIFY RANDOMIZED CONTROLLED TRIALS (RCTS) REPORTING THE EFFECTS OF YOGIC INTERVENTION ON HEADACHES PUBLISHED IN ANY LANGUAGE BEFORE JANUARY 2015. QUALITY ASSESSMENT WAS CONDUCTED USING THE COCHRANE RISK OF BIAS TOOL. [RESULTS] ONE POTENTIAL TRIAL WAS IDENTIFIED AND INCLUDED IN THIS REVIEW. THE QUALITY CRITICAL APPRAISAL INDICATED A MODERATE RISK OF BIAS. THE AVAILABLE DATA COULD ONLY BE INCLUDED AS A NARRATIVE DESCRIPTION. HEADACHE INTENSITY AND FREQUENCY, ANXIETY AND DEPRESSION SCORES, AND SYMPTOMATIC MEDICATION USE WERE SIGNIFICANTLY LOWER IN THE YOGA GROUP COMPARED TO THE CONTROL GROUP. [CONCLUSION] THERE IS EVIDENCE FROM ONE RCT THAT YOGA EXERCISES MAY BE BENEFICIAL FOR HEADACHES. HOWEVER, THE FINDINGS SHOULD BE INTERPRETED WITH CAUTION DUE TO THE SMALL NUMBER OF RCTS. THEREFORE, FURTHER RIGOROUS METHODOLOGICAL AND HIGH QUALITY RCTS ARE REQUIRED TO INVESTIGATE THE HYPOTHESIS THAT YOGA EXERCISES ALLEVIATE HEADACHES, AND TO CONFIRM AND FURTHER COMPREHEND THE EFFECTS OF STANDARDIZED YOGA PROGRAMS ON HEADACHES. 2015 17 698 43 EFFECT OF HATHA YOGA ON ANXIETY: A META-ANALYSIS. OBJECTIVE: SOME EVIDENCE SUGGESTS THAT HATHA YOGA MIGHT BE AN EFFECTIVE PRACTICE TO REDUCE ANXIETY. TO EXAMINE THE EFFECT OF HATHA YOGA ON ANXIETY, WE CONDUCTED A META-ANALYSIS OF RELEVANT STUDIES EXTRACTED FROM PUBMED, PSYCINFO, THE COCHRANE LIBRARY, AND MANUAL SEARCHES. METHODS: THE SEARCH IDENTIFIED 17 STUDIES (11 WAITLIST CONTROLLED TRIALS) TOTALING 501 PARTICIPANTS WHO RECEIVED HATHA YOGA AND WHO REPORTED THEIR LEVELS OF ANXIETY BEFORE AND AFTER THE PRACTICE. WE ESTIMATED THE CONTROLLED AND WITHIN-GROUP RANDOM EFFECTS OF THE PRACTICE ON ANXIETY. RESULTS: THE PRE-POST WITHIN-GROUP AND CONTROLLED EFFECT SIZES WERE, HEDGES' G = 0.44 AND HEDGES' G = 0.61, RESPECTIVELY. TREATMENT EFFICACY WAS POSITIVELY ASSOCIATED WITH THE TOTAL NUMBER OF HOURS PRACTICED. PEOPLE WITH ELEVATED LEVELS OF ANXIETY BENEFITTED THE MOST. EFFECT SIZES WERE NOT MODERATED BY STUDY YEAR, GENDER, PRESENCE OF A MEDICAL DISORDER, OR AGE. ALTHOUGH THE QUALITY OF THE STUDIES WAS RELATIVELY LOW, THE RISK OF STUDY BIAS DID NOT MODERATE THE EFFECT. CONCLUSIONS: HATHA YOGA IS A PROMISING METHOD FOR TREATING ANXIETY. HOWEVER, MORE WELL-CONTROLLED STUDIES ARE NEEDED TO COMPARE THE EFFICACY OF HATHA YOGA WITH OTHER MORE ESTABLISHED TREATMENTS AND TO UNDERSTAND ITS MECHANISM. THIS ARTICLE IS PROTECTED BY COPYRIGHT. ALL RIGHTS RESERVED. 2016 18 2689 42 YOGA IN THE WORKPLACE AND HEALTH OUTCOMES: A SYSTEMATIC REVIEW. BACKGROUND: HEALTH PROMOTION IN THE WORKPLACE IS INTENDED TO ENHANCE EMPLOYEE HEALTH AND WELL-BEING. YOGA PROGRAMMES ARE EASY TO IMPLEMENT AND HAVE BEEN EFFECTIVE IN THE MANAGEMENT OF VARIOUS HEALTH CONDITIONS. AIMS: TO ASSESS THE EVIDENCE REGARDING THE EFFECTIVENESS OF YOGA PROGRAMMES AT WORK. METHODS: A SEARCH OF ELECTRONIC DATABASES OF PUBLISHED STUDIES UP UNTIL THE 1ST OF APRIL 2017. INCLUSION CRITERIA FOR THE SYSTEMATIC REVIEW WERE RANDOMIZED CONTROLLED TRIALS OF ADULT EMPLOYEES AND YOGA IN THE WORKPLACE. QUALITY APPRAISAL WAS CARRIED OUT USING THE COCHRANE COLLABORATION'S TOOL FOR ASSESSING RISK OF BIAS IN RANDOMIZED TRIALS. RESULTS: OF 1343 PAPERS IDENTIFIED, 13 STUDIES MET THE INCLUSION CRITERIA. NINE OUT OF 13 TRIALS WERE CLASSIFIED AS HAVING AN UNCLEAR RISK OF BIAS. THE OVERALL EFFECTS OF YOGA ON MENTAL HEALTH OUTCOMES WERE BENEFICIAL, MAINLY ON STRESS. MOST OF THE CARDIOVASCULAR ENDPOINTS SHOWED NO DIFFERENCES BETWEEN YOGA AND CONTROLS. OTHER OUTCOMES REPORTED POSITIVE EFFECTS OF YOGA OR NO CHANGE. CONCLUSIONS: THE FINDINGS OF THIS STUDY SUGGEST THAT YOGA HAS A POSITIVE EFFECT ON HEALTH IN THE WORKPLACE, PARTICULARLY IN REDUCING STRESS, AND NO NEGATIVE EFFECTS WERE REPORTED IN ANY OF THE RANDOMIZED CONTROLLED TRIALS. FURTHER LARGER STUDIES ARE REQUIRED TO CONFIRM THIS. 2019 19 2742 47 YOGA PRACTICE FOR THE MANAGEMENT OF TYPE II DIABETES MELLITUS IN ADULTS: A SYSTEMATIC REVIEW. THE EFFECT OF PRACTICING YOGA FOR THE MANAGEMENT OF TYPE II DIABETES WAS ASSESSED IN THIS SYSTEMATIC REVIEW THROUGH SEARCHING RELATED ELECTRONIC DATABASES AND THE GREY LITERATURE TO THE END OF MAY 2007 USING OVID. ALL RANDOMIZED CONTROLLED CLINICAL TRIALS (RCTS) COMPARING YOGA PRACTICE WITH OTHER TYPE OF INTERVENTION OR WITH REGULAR PRACTICE OR BOTH, WERE INCLUDED REGARDLESS OF LANGUAGE OR TYPE OF PUBLICATION. EACH STUDY WAS ASSESSED FOR QUALITY BY TWO INDEPENDENT REVIEWERS. MEAN DIFFERENCE WAS USED FOR SUMMARIZING THE EFFECT OF EACH STUDY OUTCOMES WITH 95% CONFIDENCE INTERVALS. POOLING OF THE STUDIES DID NOT TAKE PLACE DUE TO THE WIDE CLINICAL VARIATION BETWEEN THE STUDIES. PUBLICATION BIAS WAS ASSESSED BY STATISTICAL METHODS. FIVE TRIALS WITH 363 PARTICIPANTS MET THE INCLUSION CRITERIA WITH MEDIUM TO HIGH RISK OF BIAS AND DIFFERENT INTERVENTION CHARACTERISTICS. THE STUDIES' RESULTS SHOW IMPROVEMENT IN OUTCOMES AMONG PATIENTS WITH DIABETES TYPE II. THESE IMPROVEMENTS WERE MAINLY AMONG SHORT TERM OR IMMEDIATE DIABETES OUTCOMES AND NOT ALL WERE STATISTICALLY SIGNIFICANT. THE RESULTS WERE INCONCLUSIVE AND NOT SIGNIFICANT FOR THE LONG-TERM OUTCOMES. NO ADVERSE EFFECTS WERE REPORTED IN ANY OF THE INCLUDED STUDIES. SHORT-TERM BENEFITS FOR PATIENTS WITH DIABETES MAY BE ACHIEVED FROM PRACTICING YOGA. FURTHER RESEARCH IS NEEDED IN THIS AREA. FACTORS LIKE QUALITY OF THE TRIALS AND OTHER METHODOLOGICAL ISSUES SHOULD BE IMPROVED BY LARGE RANDOMIZED CONTROL TRIALS WITH ALLOCATION CONCEALMENT TO ASSESS THE EFFECTIVENESS OF YOGA ON DIABETES TYPE II. A DEFINITIVE RECOMMENDATION FOR PHYSICIANS TO ENCOURAGE THEIR PATIENTS TO PRACTICE YOGA CANNOT BE REACHED AT PRESENT. 2010 20 2200 33 THE EFFICACY OF YOGA AS A FORM OF TREATMENT FOR DEPRESSION. THE PURPOSE OF THIS ARTICLE WAS TO SYSTEMATICALLY REVIEW YOGA INTERVENTIONS AIMED AT IMPROVING DEPRESSIVE SYMPTOMS. A TOTAL OF 23 INTERVENTIONS PUBLISHED BETWEEN 2011 AND MAY 2016 WERE EVALUATED IN THIS REVIEW. THREE STUDY DESIGNS WERE USED: RANDOMIZED CONTROL TRIALS, QUASI-EXPERIMENTAL, AND PRETEST/POSTTEST, WITH MAJORITY BEING RANDOMIZED CONTROL TRIALS. MOST OF THE STUDIES WERE IN THE UNITED STATES. VARIOUS YOGA SCHOOLS WERE USED, WITH THE MOST COMMON BEING HATHA YOGA. THE NUMBER OF PARTICIPANTS PARTICIPATING IN THE STUDIES RANGED FROM 14 TO 136, IMPLYING THAT MOST STUDIES HAD A SMALL SAMPLE. THE DURATION OF THE INTERVENTION PERIOD VARIED GREATLY, WITH THE MAJORITY BEING 6 WEEKS OR LONGER. LIMITATIONS OF THE INTERVENTIONS INVOLVED THE SMALL SAMPLE SIZES USED BY THE MAJORITY OF THE STUDIES, MOST STUDIES EXAMINING THE SHORT-TERM EFFECT OF YOGA FOR DEPRESSION, AND THE NONUTILIZATION OF BEHAVIORAL THEORIES. DESPITE THE LIMITATIONS, IT CAN BE CONCLUDED THAT THE YOGA INTERVENTIONS WERE EFFECTIVE IN REDUCING DEPRESSION. 2017