1 984 130 EFFECTS OF HATHA YOGA AND AFRICAN DANCE ON PERCEIVED STRESS, AFFECT, AND SALIVARY CORTISOL. BACKGROUND: DANCE AND YOGA HAVE BEEN SHOWN TO PRODUCE IMPROVEMENTS IN PSYCHOLOGICAL WELL-BEING. PURPOSE: THE AIM OF THIS STUDY WAS TO EXAMINE SOME OF THE PSYCHOLOGICAL AND NEUROENDOCRINE RESPONSE TO THESE ACTIVITIES. METHODS: SIXTY-NINE HEALTHY COLLEGE STUDENTS PARTICIPATED IN ONE OF THREE 90-MIN CLASSES: AFRICAN DANCE (N = 21), HATHA YOGA (N= 18), OR A BIOLOGY LECTURE AS A CONTROL SESSION (N = 30). BEFORE AND AFTER EACH CONDITION PARTICIPANTS COMPLETED THE PERCEIVED STRESS SCALE (PSS), COMPLETED THE POSITIVE AFFECT AND NEGATIVE AFFECT SCHEDULE, AND PROVIDED A SALIVA SAMPLE FOR CORTISOL. RESULTS: THERE WERE SIGNIFICANT REDUCTIONS IN PSS AND NEGATIVE AFFECT (PS < .0001) AND TIME X TREATMENT INTERACTIONS (PS < .0001) SUCH THAT AFRICAN DANCE AND HATHA YOGA SHOWED SIGNIFICANT DECLINES, WHEREAS THERE WAS NO SIGNIFICANT CHANGE IN BIOLOGY LECTURE. THERE WAS NO SIGNIFICANT MAIN EFFECT FOR POSITIVE AFFECT (P = .53), HOWEVER THERE WAS A SIGNIFICANT INTERACTION EFFECT (P < .001) SUCH THAT POSITIVE AFFECT INCREASED IN AFRICAN DANCE, DECREASED IN BIOLOGY LECTURE, AND DID NOT CHANGE SIGNIFICANTLY IN HATHA YOGA. THERE WAS A SIGNIFICANT MAIN EFFECT FOR SALIVARY CORTISOL (P < .05) AND A SIGNIFICANT INTERACTION EFFECT (P < .0001) SUCH THAT CORTISOL INCREASED IN AFRICAN DANCE, DECREASED IN HATHA YOGA, AND DID NOT CHANGE IN BIOLOGY. CHANGES IN CORTISOL WERE NOT SIGNIFICANTLY RELATED TO CHANGES IN PSYCHOLOGICAL VARIABLES ACROSS TREATMENTS. THERE WAS 1 SIGNIFICANT INTERACTION EFFECT (P = .04) SUCH THAT CHANGE IN POSITIVE AFFECT AND CHANGE IN CORTISOL WERE NEGATIVELY CORRELATED IN HATHA YOGA BUT POSITIVELY CORRELATED IN AFRICA DANCE AND BIOLOGY. CONCLUSIONS: BOTH AFRICAN DANCE AND HATHA YOGA REDUCED PERCEIVED STRESS AND NEGATIVE AFFECT. CORTISOL INCREASED IN AFRICAN DANCE AND DECREASED IN HATHA YOGA. THEREFORE, EVEN WHEN THESE INTERVENTIONS PRODUCE SIMILAR POSITIVE PSYCHOLOGICAL EFFECTS, THE EFFECTS MAY BE VERY DIFFERENT ON PHYSIOLOGICAL STRESS PROCESSES. ONE FACTOR THAT MAY HAVE PARTICULAR SALIENCE IS THAT AMOUNT OF PHYSIOLOGICAL AROUSAL PRODUCED BY THE INTERVENTION. 2004 2 2149 35 THE EFFECTS OF POWER AND STRETCH YOGA ON AFFECT AND SALIVARY CORTISOL IN WOMEN. YOGA PRACTICE IS KNOWN TO IMPROVE WELL-BEING AND DECREASE STRESS. HOWEVER, ACUTE YOGA IS UNDERSTUDIED. THIS STUDY INVESTIGATED THE EFFECTS OF TWO DIFFERENT TYPES OF YOGA ON AFFECT AND SALIVARY CORTISOL LEVELS IN COLLEGE WOMEN. THIRTY-THREE WOMEN AGED 18-30 YEARS EACH COMPLETED 1-HOUR SESSIONS OF POWER YOGA AND STRETCH YOGA. MEASURES OF AFFECT AND SALIVARY CORTISOL WERE ASSESSED BEFORE, DURING, AND AFTER EACH SESSION. PARTICIPANTS PERCEIVED POWER YOGA TO BE MORE PLEASURABLE AND ENERGIZING. SALIVARY CORTISOL SIGNIFICANTLY DECREASED AFTER BOTH YOGA SESSIONS. THUS, EVEN ONE SESSION OF YOGA MAY BE EFFECTIVE IN IMPROVING AFFECT AND DECREASING STRESS IN COLLEGE WOMEN. 2019 3 990 45 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 4 2675 42 YOGA IN PUBLIC SCHOOL IMPROVES ADOLESCENT MOOD AND AFFECT. THE PURPOSE OF THE PRESENT STUDY WAS TO DIRECTLY COMPARE THE ACUTE EFFECTS OF PARTICIPATING IN A SINGLE YOGA CLASS VERSUS A SINGLE STANDARD PHYSICAL EDUCATION (PE) CLASS ON STUDENT MOOD. FORTY-SEVEN HIGH SCHOOL STUDENTS COMPLETED SELF-REPORT QUESTIONNAIRES ASSESSING MOOD AND AFFECT IMMEDIATELY BEFORE AND AFTER PARTICIPATING IN A SINGLE YOGA CLASS AND A SINGLE PE CLASS ONE WEEK LATER. DATA WERE ANALYZED USING PAIRED-SAMPLES T TESTS AND WILCOXON-SIGNED RANKS TESTS AND BY COMPARING EFFECT SIZES BETWEEN THE TWO CONDITIONS. PARTICIPANTS REPORTED SIGNIFICANTLY GREATER DECREASES IN ANGER, DEPRESSION, AND FATIGUE FROM BEFORE TO AFTER PARTICIPATING IN YOGA COMPARED TO PE. SIGNIFICANT REDUCTIONS IN NEGATIVE AFFECT OCCURRED AFTER YOGA BUT NOT AFTER PE; HOWEVER, THE CHANGES WERE NOT SIGNIFICANTLY DIFFERENT BETWEEN CONDITIONS. IN ADDITION, AFTER PARTICIPATING IN BOTH YOGA AND PE, PARTICIPANTS REPORTED SIGNIFICANT DECREASES IN CONFUSION AND TENSION, WITH NO SIGNIFICANT DIFFERENCE BETWEEN GROUPS. RESULTS SUGGEST THAT SCHOOL-BASED YOGA MAY PROVIDE UNIQUE BENEFITS FOR STUDENTS ABOVE AND BEYOND PARTICIPATION IN PE. FUTURE RESEARCH SHOULD CONTINUE TO ELUCIDATE THE DISTINCT PSYCHOLOGICAL AND PHYSIOLOGICAL EFFECTS OF PARTICIPATING IN YOGA COMPARED TO PE ACTIVITIES. 2015 5 723 42 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 6 110 29 A PILOT STUDY MEASURING THE IMPACT OF YOGA ON THE TRAIT OF MINDFULNESS. BACKGROUND: THE CURRENT STUDY EXAMINED WHETHER YOGA WOULD INCREASE LEVELS OF MINDFULNESS IN A HEALTHY POPULATION. METHOD: FORTY-SIX PARTICIPANTS WERE RANDOMLY ASSIGNED TO AN 8-WEEK YOGA INTERVENTION GROUP OR A WAIT-LIST CONTROL GROUP. MINDFULNESS WAS ASSESSED PRE AND POST YOGA, USING THE FREIBURG MINDFULNESS INVENTORY (FMI). RESULTS: RESULTS INDICATE THAT THE YOGA GROUP EXPERIENCED A SIGNIFICANT INCREASE IN OVERALL MINDFULNESS, AND IN THREE MINDFULNESS SUBSCALES; ATTENTION TO THE PRESENT MOMENT, ACCEPTING AND OPEN ATTITUDES TOWARD EXPERIENCE, AND INSIGHTFUL UNDERSTANDING (P < .01). THE CONTROL GROUP EXPERIENCED A SIGNIFICANT INCREASE IN OVERALL MINDFULNESS (P < .02) AND INSIGHTFUL UNDERSTANDING (P < .01). FINDINGS SUGGEST THAT A YOGA INTERVENTION MAY BE A VIABLE METHOD FOR INCREASING LEVELS OF TRAIT MINDFULNESS IN A HEALTHY POPULATION, POTENTIALLY IMPLICATING YOGA AS A PREVENTIVE METHOD FOR THE LATER DEVELOPMENT OF NEGATIVE EMOTIONAL MOOD STATES (I.E. ANXIETY AND DEPRESSION). THE CONTROL GROUP ALSO EXPERIENCED MODERATE ELEVATIONS OF MINDFULNESS AT THE SECOND ASSESSMENT. 2009 7 2837 42 YOGA'S IMPACT ON RISK AND PROTECTIVE FACTORS FOR DISORDERED EATING: A PILOT PREVENTION TRIAL. YOGA HAS BEEN PROPOSED AS A STRATEGY FOR IMPROVING RISK AND PROTECTIVE FACTORS FOR EATING DISORDERS, BUT FEW PREVENTION TRIALS HAVE BEEN CONDUCTED. THE PURPOSE OF THIS PILOT STUDY WAS TO ASSESS THE FEASIBILITY AND ACCEPTABILITY OF A YOGA SERIES IN FEMALE COLLEGE STUDENTS (N = 52). PARTICIPANTS WERE RANDOMIZED TO A YOGA INTERVENTION (THREE 50-MINUTE YOGA CLASSES/WEEK FOR 10 WEEKS CONDUCTED BY CERTIFIED YOGA TEACHERS WHO RECEIVED A 3-DAY INTENSIVE TRAINING) OR A CONTROL GROUP. RISK AND PROTECTIVE FACTORS, ASSESSED AT BASELINE, 5 AND 10 WEEKS, INCLUDED BODY DISSATISFACTION, NEGATIVE AFFECT, LONELINESS, SELF-COMPASSION, POSITIVE AFFECT, AND MINDFULNESS. MIXED MODELS CONTROLLING FOR BASELINE LEVELS OF OUTCOME VARIABLES WERE RUN. ON AVERAGE, PARTICIPANTS ATTENDED 20 OUT OF 30 YOGA CLASSES, AND THE MAJORITY OF PARTICIPANTS REPORTED HIGH LEVELS OF SATISFACTION WITH THE YOGA SERIES. APPEARANCE ORIENTATION DECREASED AND POSITIVE AFFECT INCREASED IN THE YOGA GROUP RELATIVE TO THE CONTROL GROUP. AFTER CONTROLLING FOR BASELINE LEVELS, THE YOGA GROUP HAD A SIGNIFICANTLY HIGHER POSITIVE AFFECT THAN THE CONTROL GROUP. CHANGES IN OTHER OUTCOMES WERE NOT STATISTICALLY SIGNIFICANT, AS COMPARED TO THE CONTROL CONDITION. FUTURE YOGA RESEARCH DIRECTIONS ARE DISCUSSED INCLUDING EDUCATION ABOUT BODY IMAGE, MEASURE AND SAMPLE SELECTION, AND USE OF AN IMPLEMENTATION SCIENCE FRAMEWORK. 2020 8 1063 37 EFFECTS OF YOGA ON HEART RATE VARIABILITY AND MOOD IN WOMEN: A RANDOMIZED CONTROLLED TRIAL. OBJECTIVE: TO EXAMINE THE EFFECTS OF AN 8-WEEK YOGA PROGRAM ON HEART RATE VARIABILITY AND MOOD IN GENERALLY HEALTHY WOMEN. DESIGN: RANDOMIZED CONTROLLED TRIAL. PARTICIPANTS: FIFTY-TWO HEALTHY WOMEN WERE RANDOMLY ASSIGNED TO A YOGA GROUP OR A CONTROL GROUP. INTERVENTIONS: PARTICIPANTS IN THE YOGA GROUP COMPLETED AN 8-WEEK YOGA PROGRAM, WHICH COMPRISED A 60-MINUTE SESSION TWICE A WEEK. EACH SESSION CONSISTED OF BREATHING EXERCISES, YOGA POSE PRACTICE, AND SUPINE MEDITATION/RELAXATION. THE CONTROL GROUP WAS INSTRUCTED NOT TO ENGAGE IN ANY YOGA PRACTICE AND TO MAINTAIN THEIR USUAL LEVEL OF PHYSICAL ACTIVITY DURING THE STUDY. OUTCOME MEASURES: PARTICIPANTS' HEART RATE VARIABILITY, PERCEIVED STRESS, DEPRESSIVE SYMPTOMS, AND STATE AND TRAIT ANXIETY WERE ASSESSED AT BASELINE (WEEK 0) AND AFTER THE INTERVENTION (WEEK 9). RESULTS: NO MEASURES OF HEART RATE VARIABILITY CHANGED SIGNIFICANTLY IN EITHER THE YOGA OR CONTROL GROUP AFTER INTERVENTION. STATE ANXIETY WAS REDUCED SIGNIFICANTLY IN THE YOGA GROUP BUT NOT IN THE CONTROL GROUP. NO SIGNIFICANT CHANGES WERE NOTED IN PERCEIVED STRESS, DEPRESSION, OR TRAIT ANXIETY IN EITHER GROUP. CONCLUSIONS: AN 8-WEEK YOGA PROGRAM WAS NOT SUFFICIENT TO IMPROVE HEART RATE VARIABILITY. HOWEVER, SUCH A PROGRAM APPEARS TO BE EFFECTIVE IN REDUCING STATE ANXIETY IN GENERALLY HEALTHY WOMEN. FUTURE RESEARCH SHOULD INVOLVE LONGER PERIODS OF YOGA TRAINING, INCLUDE HEART RATE VARIABILITY MEASURES BOTH AT REST AND DURING YOGA PRACTICE, AND ENROLL WOMEN WITH HIGHER LEVELS OF STRESS AND TRAIT ANXIETY. 2015 9 1182 32 EVALUATION OF THE MENTAL HEALTH BENEFITS OF YOGA IN A SECONDARY SCHOOL: A PRELIMINARY RANDOMIZED CONTROLLED TRIAL. THE GOAL OF THIS STUDY WAS TO EVALUATE POTENTIAL MENTAL HEALTH BENEFITS OF YOGA FOR ADOLESCENTS IN SECONDARY SCHOOL. STUDENTS WERE RANDOMLY ASSIGNED TO EITHER REGULAR PHYSICAL EDUCATION CLASSES OR TO 11 WEEKS OF YOGA SESSIONS BASED UPON THE YOGA ED PROGRAM OVER A SINGLE SEMESTER. STUDENTS COMPLETED BASELINE AND END-PROGRAM SELF-REPORT MEASURES OF MOOD, ANXIETY, PERCEIVED STRESS, RESILIENCE, AND OTHER MENTAL HEALTH VARIABLES. INDEPENDENT EVALUATION OF INDIVIDUAL OUTCOME MEASURES REVEALED THAT YOGA PARTICIPANTS SHOWED STATISTICALLY SIGNIFICANT DIFFERENCES OVER TIME RELATIVE TO CONTROLS ON MEASURES OF ANGER CONTROL AND FATIGUE/INERTIA. MOST OUTCOME MEASURES EXHIBITED A PATTERN OF WORSENING IN THE CONTROL GROUP OVER TIME, WHEREAS CHANGES IN THE YOGA GROUP OVER TIME WERE EITHER MINIMAL OR SHOWED SLIGHT IMPROVEMENTS. THESE PRELIMINARY RESULTS SUGGEST THAT IMPLEMENTATION OF YOGA IS ACCEPTABLE AND FEASIBLE IN A SECONDARY SCHOOL SETTING AND HAS THE POTENTIAL OF PLAYING A PROTECTIVE OR PREVENTIVE ROLE IN MAINTAINING MENTAL HEALTH. 2012 10 2089 40 THE EFFECT OF PRENATAL HATHA YOGA ON AFFECT, CORTISOL AND DEPRESSIVE SYMPTOMS. PERINATAL DEPRESSION IMPACTS MATERNAL AND CHILD HEALTH, AND LITTLE IS KNOWN ABOUT EFFECTIVE INTERVENTIONS. THE EFFECTS OF PRENATAL HATHA YOGA ON CORTISOL, AFFECT AND DEPRESSIVE SYMPTOMS WERE INVESTIGATED IN 51 WOMEN. TWICE DURING PREGNANCY, YOGA GROUP PARTICIPANTS REPORTED ON AFFECT AND PROVIDED A SALIVA SAMPLE BEFORE AND AFTER A 90-MIN PRENATAL HATHA YOGA SESSION. CORRESPONDING MEASURES WERE OBTAINED FROM YOGA AND CONTROL GROUP PARTICIPANTS ON DAYS OF USUAL ACTIVITY. DEPRESSIVE SYMPTOMS WERE ASSESSED IN PREGNANCY AND POST PARTUM. CORTISOL WAS LOWER (P < .01) AND POSITIVE AFFECT HIGHER (P < .001) ON YOGA COMPARED TO USUAL ACTIVITY DAYS. NEGATIVE AFFECT AND CONTENTMENT (P < .05) IMPROVED MORE IN RESPONSE TO THE YOGA SESSION. YOGA GROUP PARTICIPANTS SHOWED FEWER POSTPARTUM (P < .05) BUT NOT ANTEPARTUM DEPRESSIVE SYMPTOMS THAN CONTROL GROUP PARTICIPANTS. FINDINGS INDICATE THAT PRENATAL HATHA YOGA MAY IMPROVE CURRENT MOOD AND MAY BE EFFECTIVE IN REDUCING POSTPARTUM DEPRESSIVE SYMPTOMS. 2014 11 177 43 A RANDOMIZED CONTROLLED TRIAL OF MINDFULNESS VERSUS YOGA: EFFECTS ON DEPRESSION AND/OR ANXIETY IN COLLEGE STUDENTS. BACKGROUND: DEPRESSION AND ANXIETY DISORDERS ARE TWO OF THE MOST COMMON MENTAL DISORDERS IN THE UNITED STATES. THESE DISORDERS ARE PREVALENT AMONG COLLEGE STUDENTS. OBJECTIVE: THE MAIN OBJECTIVE OF THIS STUDY IS TO COMPARE THE EFFECTIVENESS OF TWO DIFFERENT TYPES OF INTERVENTION PRACTICES (MINDFULNESS VS. YOGA) AND A NONINTERVENTIONAL CONTROL GROUP IN MITIGATING THE EFFECTS OF DEPRESSION AND/OR ANXIETY IN COLLEGE STUDENTS. METHOD: A SAMPLE OF 90 STUDENTS (BOTH GENDERS) OVER AGE 18 WHO HAD A DIAGNOSIS OF ANXIETY AND/OR DEPRESSION WAS RECRUITED FROM 11,500 UNDERGRADUATE COLLEGE STUDENTS IN A MID-SIZE UNIVERSITY. THE STUDY'S DESIGN INCLUDED STRATIFIED-RANDOMIZED CONTROLLED REPEATED MEASURES WITH THREE GROUPS: A MINDFULNESS INTERVENTION GROUP, A YOGA-ONLY INTERVENTION GROUP, AND A NONINTERVENTIONAL GROUP. PARTICIPANTS WERE RANDOMLY ASSIGNED TO THE AFOREMENTIONED THREE GROUPS. PARTICIPANTS IN THE INTERVENTION GROUPS RECEIVED AN 8-WEEK TRAINING EITHER IN MINDFULNESS OR YOGA. DEPRESSIVE, ANXIETY, STRESS SYMPTOMS, SELF-COMPASSION, AND MINDFULNESS WERE MEASURED AT BASELINE, WEEK 4, WEEK 8, AND WEEK 12. RESULTS: DEPRESSIVE, ANXIETY, AND STRESS SYMPTOMS DECREASED SIGNIFICANTLY (P < .01) FROM BASELINE TO FOLLOW-UP CONDITIONS IN BOTH THE MINDFULNESS AND YOGA INTERVENTION GROUPS. THE CHANGES IN MINDFULNESS SCORES WERE ALSO SIGNIFICANT IN BOTH GROUPS. HOWEVER, THE CHANGES IN SELF-COMPASSION SCORES WERE SIGNIFICANT ONLY IN THE MINDFULNESS INTERVENTION GROUP. NO SIGNIFICANT CHANGES IN THE CONTROL GROUP WERE DEMONSTRATED. CONCLUSIONS: THE FINDINGS FROM THIS STUDY CAN PROVIDE USEFUL INFORMATION TO NURSES AND OTHER HEALTH CARE PROVIDERS. THIS STUDY MAY HAVE IMPLICATIONS FOR A COST-EFFECTIVE TREATMENT FOR DEPRESSION AND ANXIETY. 2016 12 60 38 A COMPARISON OF THE EFFECTS OF HATHA YOGA AND RESISTANCE EXERCISE ON MENTAL HEALTH AND WELL-BEING IN SEDENTARY ADULTS: A PILOT STUDY. OBJECTIVES: PHYSICAL ACTIVITY HAS A POSITIVE EFFECT ON PEOPLE'S MENTAL HEALTH AND WELL-BEING. THE AIM OF THIS STUDY WAS TO COMPARE THE EFFECTS OF HATHA YOGA AND RESISTANCE EXERCISES ON MENTAL HEALTH AND WELL-BEING IN SEDENTARY ADULTS. DESIGN: RANDOMIZED CONTROLLED STUDY. METHODS: FIFTY-ONE PARTICIPANTS AGED MEAN (SD) 25.6 (5.7) YEARS WERE RANDOMLY DIVIDED INTO THREE GROUPS: HATHA YOGA GROUP, RESISTANCE EXERCISE GROUP AND CONTROL GROUP. THE HATHA YOGA GROUP AND RESISTANCE EXERCISE GROUP PARTICIPATED IN SESSIONS THREE DAYS PER WEEK FOR 7 WEEKS AND THE CONTROL GROUP DID NOT PARTICIPATE IN ANY SESSIONS. ALL THE SUBJECTS WERE EVALUATED THROUGH THE ROSENBERG SELF-ESTEEM SCALE, BECK DEPRESSION INVENTORY, BODY CATHEXIS SCALE, NOTTINGHAM HEALTH PROFILE AND VISUAL ANALOG SCALE FOR FATIGUE PRE-AND POST-SESSION. RESULTS: SIGNIFICANT IMPROVEMENTS WERE FOUND IN TERMS OF ALL OUTCOME MEASURES IN THE HATHA YOGA GROUP AND THE RESISTANCE EXERCISE GROUP. NO IMPROVEMENTS WERE FOUND IN THE CONTROL GROUP. HATHA YOGA MORE IMPROVED THE DIMENSIONS FATIGUE, SELF-ESTEEM, AND QUALITY OF LIFE, WHILST RESISTANCE EXERCISE TRAINING MORE IMPROVED BODY IMAGE. HATHA YOGA AND RESISTANCE EXERCISE DECREASED DEPRESSION SYMPTOMS AT A SIMILAR LEVEL. CONCLUSION: THE RESULTS INDICATED THAT HATHA YOGA AND RESISTANCE EXERCISE HAD POSITIVE EFFECTS ON MENTAL HEALTH AND WELL-BEING IN SEDENTARY ADULTS. HATHA YOGA AND RESISTANCE EXERCISE MAY AFFECT DIFFERENT ASPECTS OF MENTAL HEALTH AND WELL-BEING. 2014 13 2000 36 STRESS MANAGEMENT: A RANDOMIZED STUDY OF COGNITIVE BEHAVIOURAL THERAPY AND YOGA. IN THIS STUDY, A STRESS MANAGEMENT PROGRAM BASED ON COGNITIVE BEHAVIOURAL THERAPY PRINCIPLES WAS COMPARED WITH A KUNDALINIYOGA PROGRAM. A STUDY SAMPLE OF 26 WOMEN AND 7 MEN FROM A LARGE SWEDISH COMPANY WERE DIVIDED RANDOMLY INTO 2 GROUPS FOR EACH OF THE DIFFERENT FORMS OF INTERVENTION; A TOTAL OF 4 GROUPS. THE GROUPS WERE INSTRUCTED BY TRAINED GROUP LEADERS AND 10 SESSIONS WERE HELD WITH EACH OF GROUPS, OVER A PERIOD OF 4 MONTHS. PSYCHOLOGICAL (SELF-RATED STRESS AND STRESS BEHAVIOUR, ANGER, EXHAUSTION, QUALITY OF LIFE) AND PHYSIOLOGICAL (BLOOD PRESSURE, HEART RATE, URINARY CATECHOLAMINES, SALIVARY CORTISOL) MEASUREMENTS OBTAINED BEFORE AND AFTER TREATMENT SHOWED SIGNIFICANT IMPROVEMENTS ON MOST OF THE VARIABLES IN BOTH GROUPS AS WELL AS MEDIUM-TO-HIGH EFFECT SIZES. HOWEVER, NO SIGNIFICANT DIFFERENCE WAS FOUND BETWEEN THE 2 PROGRAMS. THE RESULTS INDICATE THAT BOTH COGNITIVE BEHAVIOUR THERAPY AND YOGA ARE PROMISING STRESS MANAGEMENT TECHNIQUES. 2006 14 2186 38 THE EFFECTS OF YOGA ON STRESS AND PSYCHOLOGICAL HEALTH AMONG EMPLOYEES: AN 8- AND 16-WEEK INTERVENTION STUDY. BACKGROUND: THE STRESSES OF MODERN WORK LIFE NECESSITATE EFFECTIVE COPING STRATEGIES THAT ARE ACCESSIBLE AND AFFORDABLE TO THE GENERAL PUBLIC. YOGA HAS BEEN FOUND TO REDUCE STRESS IN CLINICAL SAMPLES, BUT STUDIES ARE NEEDED TO EXAMINE STANDARD GYM YOGA CLASSES AMONG FUNCTIONAL INDIVIDUALS. OBJECTIVES: THIS STUDY INVESTIGATED THE EFFECTS OF 8- AND 16-WEEK GYM YOGA ON STRESS AND PSYCHOLOGICAL HEALTH. DESIGN AND METHOD: NINETY INDIVIDUALS REPORTING MODERATE-TO-HIGH STRESS WERE RANDOMLY ASSIGNED TO 16 CONSECUTIVE WEEKS OF YOGA, OR TO A WAITLIST CROSSOVER GROUP WHO DID NOT PRACTICE YOGA FOR 8 WEEKS THEN PRACTICED YOGA FOR 8 WEEKS. STRESS AND PSYCHOLOGICAL HEALTH VARIABLES WERE ASSESSED AT BASELINE, 8 WEEKS, AND 16 WEEKS. RESULTS: SIGNIFICANT REDUCTIONS IN STRESS AND ALL PSYCHOLOGICAL HEALTH MEASURES WERE FOUND WITHIN THE YOGA GROUP OVER 16 WEEKS. WHEN COMPARED TO THE CONTROL GROUP, YOGA PRACTITIONERS SHOWED SIGNIFICANT DECREASES IN STRESS, ANXIETY, AND GENERAL PSYCHOLOGICAL HEALTH, AND SIGNIFICANT INCREASES IN WELL-BEING. THE GROUP WHO DID NOT PRACTICE YOGA SHOWED SIGNIFICANT DECREASES IN STRESS, ANXIETY, DEPRESSION, AND INSOMNIA AFTER THEY CROSSED OVER AND PRACTICED YOGA FOR 8 WEEKS. CONCLUSIONS: GYM YOGA APPEARS TO BE EFFECTIVE FOR STRESS AMELIORATION AND PROMOTION OF PSYCHOLOGICAL HEALTH AMONG WORKERS EXPERIENCING STRESS. 2018 15 248 40 A YOGA INTERVENTION FOR YOUNG ADULTS WITH ELEVATED SYMPTOMS OF DEPRESSION. CONTEXT: YOGA TEACHERS AND STUDENTS OFTEN REPORT THAT YOGA HAS AN UPLIFTING EFFECT ON THEIR MOODS, BUT SCIENTIFIC RESEARCH ON YOGA AND DEPRESSION IS LIMITED. OBJECTIVE: TO EXAMINE THE EFFECTS OF A SHORT-TERM IYENGAR YOGA COURSE ON MOOD IN MILDLY DEPRESSED YOUNG ADULTS. DESIGN: YOUNG ADULTS PRE-SCREENED FOR MILD LEVELS OF DEPRESSION WERE RANDOMLY ASSIGNED TO A YOGA COURSE OR WAIT-LIST CONTROL GROUP. SETTING: COLLEGE CAMPUS RECREATION CENTER. PARTICIPANTS: TWENTY-EIGHT VOLUNTEERS AGES 18 TO 29. AT INTAKE, ALL PARTICIPANTS WERE EXPERIENCING MILD LEVELS OF DEPRESSION, BUT HAD RECEIVED NO CURRENT PSYCHIATRIC DIAGNOSES OR TREATMENTS. NONE HAD SIGNIFICANT YOGA EXPERIENCE. INTERVENTION: SUBJECTS IN THE YOGA GROUP ATTENDED TWO 1-HOUR IYENGAR YOGA CLASSES EACH WEEK FOR 5 CONSECUTIVE WEEKS. THE CLASSES EMPHASIZED YOGA POSTURES THOUGHT TO ALLEVIATE DEPRESSION, PARTICULARLY BACK BENDS, STANDING POSES, AND INVERSIONS. MAIN OUTCOME MEASURES: BECK DEPRESSION INVENTORY, STATE-TRAIT ANXIETY INVENTORY, PROFILE OF MOOD STATES, MORNING CORTISOL LEVELS. RESULTS: SUBJECTS WHO PARTICIPATED IN THE YOGA COURSE DEMONSTRATED SIGNIFICANT DECREASES IN SELF-REPORTED SYMPTOMS OF DEPRESSION AND TRAIT ANXIETY. THESE EFFECTS EMERGED BY THE MIDDLE OF THE YOGA COURSE AND WERE MAINTAINED BY THE END. CHANGES ALSO WERE OBSERVED IN ACUTE MOOD, WITH SUBJECTS REPORTING DECREASED LEVELS OF NEGATIVE MOOD AND FATIGUE FOLLOWING YOGA CLASSES. FINALLY, THERE WAS A TREND FOR HIGHER MORNING CORTISOL LEVELS IN THE YOGA GROUP BY THE END OF THE YOGA COURSE, COMPARED TO CONTROLS. THESE FINDINGS PROVIDE SUGGESTIVE EVIDENCE OF THE UTILITY OF YOGA ASANAS IN IMPROVING MOOD AND SUPPORT THE NEED FOR FUTURE STUDIES WITH LARGER SAMPLES AND MORE COMPLEX STUDY DESIGNS TO MORE FULLY EVALUATE THE EFFECTS OF YOGA ON MOOD DISTURBANCES. 2004 16 1700 47 PARTICIPATION IN A 10-WEEK COURSE OF YOGA IMPROVES BEHAVIOURAL CONTROL AND DECREASES PSYCHOLOGICAL DISTRESS IN A PRISON POPULATION. BACKGROUND: YOGA AND MEDITATION HAVE BEEN SHOWN TO BE EFFECTIVE IN ALLEVIATING SYMPTOMS OF DEPRESSION AND ANXIETY IN HEALTHY VOLUNTEERS AND PSYCHIATRIC POPULATIONS. RECENT WORK HAS ALSO INDICATED THAT YOGA CAN IMPROVE COGNITIVE-BEHAVIOURAL PERFORMANCE AND CONTROL. ALTHOUGH THERE HAVE BEEN NO CONTROLLED STUDIES OF THE EFFECTS OF YOGA IN A PRISON POPULATION, WE REASONED THAT YOGA COULD HAVE BENEFICIAL EFFECTS IN A SETTING WHERE PSYCHOSOCIAL FUNCTIONING IS OFTEN LOW, AND THE FREQUENCY OF IMPULSIVE BEHAVIOURS IS HIGH. METHODS: PARTICIPANTS WERE RECRUITED FROM 7 BRITISH PRISONS AND RANDOMLY ALLOCATED TO EITHER A 10-WEEK YOGA PROGRAMME (YOGA GROUP; 1 CLASS PER WEEK; N = 45) OR A CONTROL GROUP (N = 55). SELF-REPORT MEASURES OF MOOD, STRESS, AND PSYCHOLOGICAL DISTRESS WERE COLLECTED BEFORE AND AFTER THE INTERVENTION PERIOD. PARTICIPANTS COMPLETED A COGNITIVE-BEHAVIOURAL TASK (GO/NO-GO) AT THE END OF THE STUDY, WHICH ASSESSED BEHAVIOURAL RESPONSE INHIBITION AND SUSTAINED ATTENTION. RESULTS: PARTICIPANTS IN THE YOGA GROUP SHOWED INCREASED SELF-REPORTED POSITIVE AFFECT, AND REDUCED STRESS AND PSYCHOLOGICAL DISTRESS, COMPARED TO PARTICIPANTS IN THE CONTROL GROUP. PARTICIPANTS WHO COMPLETED THE YOGA COURSE ALSO SHOWED BETTER PERFORMANCE IN THE COGNITIVE-BEHAVIOURAL TASK, MAKING SIGNIFICANTLY FEWER ERRORS OF OMISSION IN GO TRIALS AND FEWER ERRORS OF COMMISSION ON NO-GO TRIALS, COMPARED TO CONTROL PARTICIPANTS. CONCLUSIONS: YOGA MAY BE EFFECTIVE IN IMPROVING SUBJECTIVE WELLBEING, MENTAL HEALTH, AND EXECUTIVE FUNCTIONING WITHIN PRISON POPULATIONS. THIS IS AN IMPORTANT CONSIDERATION GIVEN THE CONSISTENTLY HIGH RATES OF PSYCHOLOGICAL MORBIDITY IN THIS GROUP AND THE NEED FOR EFFECTIVE AND ECONOMICAL INTERVENTION PROGRAMMES. 2013 17 314 41 AN IN-SITU INVESTIGATION OF THE ACUTE EFFECTS OF BIKRAM YOGA ON POSITIVE- AND NEGATIVE AFFECT, AND STATE-ANXIETY IN CONTEXT OF PERCEIVED STRESS. BACKGROUND: BIKRAM YOGA IS A RELATIVELY NEW, BUT AN INCREASINGLY POPULAR FORM OF EXERCISE. ITS HEALTH BENEFITS WERE DEMONSTRATED ON PHYSICAL AND PSYCHOLOGICAL MEASURES. AIMS: THE CURRENT FIELD STUDY TESTED THE ACUTE EFFECTS OF BIKRAM YOGA ON PRACTITIONERS' POSITIVE-/NEGATIVE-AFFECT AND STATE-ANXIETY, AND THEIR LINK TO THE SELF-PERCEIVED STRESS, IN BIKRAM YOGA PARTICIPANTS. METHOD: FIELD STUDY, WITHIN-PARTICIPANTS DESIGN, TESTING PERCEIVED STRESS AND ITS RELATION TO CHANGES IN POSITIVE-/NEGATIVE-AFFECT AND STATE-ANXIETY IN 53 HABITUAL BIKRAM YOGA PARTICIPANTS. RESULTS: STATISTICALLY SIGNIFICANT POSITIVE CHANGES EMERGED IN ALL THREE PSYCHOLOGICAL MEASURES AFTER THE 90-MIN BIKRAM YOGA SESSION. THE DECREASE IN NEGATIVE-AFFECT AND STATE-ANXIETY WERE SIGNIFICANTLY AND POSITIVELY RELATED TO THE PERCEIVED STRESS. ESTIMATED EFFORT WAS UNRELATED TO THE MAGNITUDE OF THE CHANGES RECORDED IN THE PSYCHOLOGICAL MEASURES. HEART RATES AND SELF-REPORT MEASURES INDICATED THAT PHYSICALLY BIKRAM YOGA IS ONLY MILDLY CHALLENGING. CONCLUSIONS: THE FINDINGS ILLUSTRATE THAT, INDEPENDENTLY OF THE PHYSICAL EFFORT, BIKRAM YOGA IS A NEW MILD FORM OF EXERCISE THAT REDUCES NEGATIVE-AFFECT AND STATE-ANXIETY, AND THE REDUCTION IS DIRECTLY RELATED TO THE PERCEIVED STRESS. THEREFORE, BIKRAM YOGA APPEARS TO BE BENEFICIAL FOR ALL PRACTITIONERS, BUT EVEN MORE SO FOR THE INDIVIDUALS WHO EXPERIENCE SUBSTANTIAL STRESS IN THE DAILY LIFE. 2017 18 1707 34 PATTERNS OF YOGA PRACTICE AND PHYSICAL ACTIVITY FOLLOWING A YOGA INTERVENTION FOR ADULTS WITH OR AT RISK FOR TYPE 2 DIABETES. BACKGROUND: THE CURRENT STUDY DESCRIBED PATTERNS OF YOGA PRACTICE AND EXAMINED DIFFERENCES IN PHYSICAL ACTIVITY OVER TIME BETWEEN INDIVIDUALS WITH OR AT RISK FOR TYPE 2 DIABETES WHO COMPLETED AN 8-WEEK YOGA INTERVENTION COMPARED WITH CONTROLS. METHODS: A LONGITUDINAL COMPARATIVE DESIGN MEASURED THE EFFECT OF A YOGA INTERVENTION ON YOGA PRACTICE AND PHYSICAL ACTIVITY, USING DATA AT BASELINE AND POSTINTERVENTION MONTHS 3, 6, AND 15. RESULTS: DISPARATE PATTERNS OF YOGA PRACTICE OCCURRED BETWEEN INTERVENTION AND CONTROL PARTICIPANTS OVER TIME, BUT THE SUBJECTIVE DEFINITION OF YOGA PRACTICE LIMITS INTERPRETATION. MULTILEVEL MODEL ESTIMATES INDICATED THAT TREATMENT GROUP DID NOT HAVE A SIGNIFICANT INFLUENCE IN THE RATE OF CHANGE IN PHYSICAL ACTIVITY OVER THE STUDY PERIOD. WHILE AGE AND EDUCATION WERE NOT SIGNIFICANT INDIVIDUAL PREDICTORS, THE INCLUSION OF THESE VARIABLES IN THE MODEL DID IMPROVE FIT. CONCLUSIONS: FINDINGS INDICATE THAT AN 8-WEEK YOGA INTERVENTION HAD LITTLE EFFECT ON PHYSICAL ACTIVITY OVER TIME. FURTHER RESEARCH IS NECESSARY TO EXPLORE THE INFLUENCE OF YOGA ON BEHAVIORAL HEALTH OUTCOMES AMONG INDIVIDUALS WITH OR AT RISK FOR TYPE 2 DIABETES. 2012 19 1062 37 EFFECTS OF YOGA ON HEART RATE VARIABILITY AND DEPRESSIVE SYMPTOMS IN WOMEN: A RANDOMIZED CONTROLLED TRIAL. OBJECTIVES: THE PURPOSE OF THE STUDY WAS TO INVESTIGATE THE EFFECTS OF A 12-WEEK YOGA PROGRAM ON HEART RATE VARIABILITY (HRV) AND DEPRESSIVE SYMPTOMS IN DEPRESSED WOMEN. METHODS: THIS WAS A RANDOMIZED CONTROLLED TRIAL. TWENTY-SIX SEDENTARY WOMEN SCORING >/=14 ON THE BECK DEPRESSION INVENTORY-II WERE RANDOMIZED TO EITHER THE YOGA OR THE CONTROL GROUP. THE YOGA GROUP COMPLETED A 12-WEEK YOGA PROGRAM, WHICH TOOK PLACE TWICE A WEEK FOR 60 MIN PER SESSION AND CONSISTED OF BREATHING EXERCISES, YOGA POSE PRACTICE, AND SUPINE MEDITATION/RELAXATION. THE CONTROL GROUP WAS INSTRUCTED NOT TO ENGAGE IN ANY YOGA PRACTICE AND TO MAINTAIN THEIR USUAL LEVEL OF PHYSICAL ACTIVITY DURING THE COURSE OF THE STUDY. PARTICIPANTS' HRV, DEPRESSIVE SYMPTOMS, AND PERCEIVED STRESS WERE ASSESSED AT BASELINE AND POST-TEST. RESULTS: THE YOGA GROUP HAD A SIGNIFICANT INCREASE IN HIGH-FREQUENCY HRV AND DECREASES IN LOW-FREQUENCY HRV AND LOW FREQUENCY/HIGH FREQUENCY RATIO AFTER THE INTERVENTION. THE YOGA GROUP ALSO REPORTED SIGNIFICANTLY REDUCED DEPRESSIVE SYMPTOMS AND PERCEIVED STRESS. NO CHANGE WAS FOUND IN THE CONTROL GROUP. CONCLUSIONS: A 12-WEEK YOGA PROGRAM WAS EFFECTIVE IN INCREASING PARASYMPATHETIC TONE AND REDUCING DEPRESSIVE SYMPTOMS AND PERCEIVED STRESS IN WOMEN WITH ELEVATED DEPRESSIVE SYMPTOMS. REGULAR YOGA PRACTICE MAY BE RECOMMENDED FOR WOMEN TO COPE WITH THEIR DEPRESSIVE SYMPTOMS AND STRESS AND TO IMPROVE THEIR HRV. 2017 20 1839 31 PSYCHOSOCIAL CORRELATES AND OUTCOMES OF YOGA OR WALKING AMONG OLDER ADULTS. FEW RESEARCHERS HAVE COMPARED PSYCHOLOGICAL CORRELATES AND OUTCOMES OF YOGA WITH MORE TRADITIONAL FORMS OF EXERCISE. THE AUTHORS' PRIMARY AIM WAS TO COMPARE CHANGES IN THE PSYCHOSOCIAL OUTCOMES OF MOOD AND STATE ANXIETY PRODUCED BY AN ACUTE BOUT OF YOGA OR WALKING AMONG OLDER ADULTS. THE SECONDARY AIM WAS TO COMPARE SELECTED PSYCHOSOCIAL CORRELATES OF ACTIVITY. PARTICIPANTS WERE 51 ADULTS WHO WERE 50 YEARS OF AGE OR OLDER WHO WALKED FOR EXERCISE OR PARTICIPATED IN A YOGA CLASS. RESULTS REVEALED THAT YOGA PARTICIPANTS HAD SIGNIFICANTLY GREATER LEVELS OF DEPRESSION AND PERCEIVED BARRIERS TO EXERCISE, AND LOWER QUALITY OF LIFE THAN DID WALKERS. WITH CONTROL FOR THESE DIFFERENCES, YOGA PRACTITIONERS HAD IMPROVED LEVELS OF FATIGUE PRE- TO POSTSESSION, COMPARED WITH WALKERS. WITH CONTROL FOR DIFFERENCES IN DEMOGRAPHIC VARIABLES, THESE CHANGES WERE NO LONGER SIGNIFICANT. IT IS POSSIBLE THAT YOGA PRACTITIONERS SEEK OUT MINDFUL-BASED EXERCISE TO COPE WITH GREATER LEVELS OF DEPRESSION AND LOWER LEVELS OF QUALITY OF LIFE. 2009