1 2088 124 THE EFFECT OF PRACTICING YOGA DURING PREGNANCY ON LABOR STAGES LENGTH, ANXIETY AND PAIN: A RANDOMIZED CONTROLLED TRIAL. BACKGROUND: ANXIETY AND FEAR OF LABOR PAIN HAS LED TO ELEVATED CESAREAN SECTION RATE IN SOME COUNTRIES. THIS STUDY WAS CONDUCTED TO INVESTIGATE THE EFFECT OF YOGA IN PREGNANCY ON ANXIETY, LABOR PAIN AND LENGTH OF LABOR STAGES. METHODS: THIS CLINICAL TRIAL STUDY WAS PERFORMED ON 84 NULLIPAROUS WOMEN WHO WERE AT LEAST 18 YEARS OLD AND WERE RANDOMLY DIVIDED INTO TWO GROUPS OF YOGA AND CONTROL GROUPS. PREGNANCY YOGA PROGRAM CONSISTING OF 6 60-MIN TRAINING SESSIONS WAS STARTED EVERY 2 WEEKS FROM WEEK 26 OF PREGNANCY AND CONTINUED UNTIL 37 WEEKS OF GESTATION. ANXIETY SEVERITY AT MATERNAL ADMISSION TO LABOR WAS MEASURED BY THE SPIELBERGERS STATE-TRAIT ANXIETY INVENTORY, AND LABOR PAIN WAS MEASURED BY VISUAL ANALOGUE SCALE (VAS) AT DILATATION (4-5 CM) AND 2 H AFTER THE FIRST MEASUREMENT. DATA WERE ANALYZED USING CHI-SQUARE AND T-TEST. RESULTS: INTERVENTION GROUP REPORTED LESS PAIN AT DILATATION (4-5 CM) (P=0.001) AND 2 H AFTER THE FIRST MEASUREMENT (P=0.001) THAN THE CONTROL GROUP. STAT ANXIETY WAS ALSO LOWER IN INTERVENTION GROUP THAN THE CONTROL GROUP (P=0.003) AT THE ENTRANCE TO LABOR ROOM. SUBJECTS IN THE CONTROL GROUP REQUIRED MORE INDUCTION COMPARED TO INTERVENTION GROUP (P=0.003). WOMEN IN INTERVENTION GROUP EXPERIENCED SHORTER DURATION OF THE FIRST PHASE OF THE LABOR THAN THE CONTROL GROUP (P=0.002). ALSO, THE TOTAL DURATION OF TWO STAGES OF LABOR WAS SHORTER IN INTERVENTION GROUP THAN THE CONTROL GROUP (P=0.003). CONCLUSIONS: PRACTICING YOGA DURING PREGNANCY MAY REDUCE WOMEN'S ANXIETY DURING LABOR; SHORTEN LABOR STAGES, AND LOWER LABOR PAIN. 2020 2 848 37 EFFECT OF YOGA ON SELF-RATED VISUAL DISCOMFORT IN COMPUTER USERS. BACKGROUND: 'DRY EYE' APPEARS TO BE THE MAIN CONTRIBUTOR TO THE SYMPTOMS OF COMPUTER VISION SYNDROME. REGULAR BREAKS AND THE USE OF ARTIFICIAL TEARS OR CERTAIN EYE DROPS ARE SOME OF THE OPTIONS TO REDUCE VISUAL DISCOMFORT. A COMBINATION OF YOGA PRACTICES HAVE BEEN SHOWN TO REDUCE VISUAL STRAIN IN PERSONS WITH PROGRESSIVE MYOPIA. THE PRESENT RANDOMIZED CONTROLLED TRIAL WAS PLANNED TO EVALUATE THE EFFECT OF A COMBINATION OF YOGA PRACTICES ON SELF-RATED SYMPTOMS OF VISUAL DISCOMFORT IN PROFESSIONAL COMPUTER USERS IN BANGALORE. METHODS: TWO HUNDRED AND NINETY ONE PROFESSIONAL COMPUTER USERS WERE RANDOMLY ASSIGNED TO TWO GROUPS, YOGA (YG, N = 146) AND WAIT LIST CONTROL (WL, N = 145). BOTH GROUPS WERE ASSESSED AT BASELINE AND AFTER SIXTY DAYS FOR SELF-RATED VISUAL DISCOMFORT USING A STANDARD QUESTIONNAIRE. DURING THESE 60 DAYS THE YG GROUP PRACTICED AN HOUR OF YOGA DAILY FOR FIVE DAYS IN A WEEK AND THE WL GROUP DID THEIR USUAL RECREATIONAL ACTIVITIES ALSO FOR AN HOUR DAILY FOR THE SAME DURATION. AT 60 DAYS THERE WERE 62 IN THE YG GROUP AND 55 IN THE WL GROUP. RESULTS: WHILE THE SCORES FOR VISUAL DISCOMFORT OF BOTH GROUPS WERE COMPARABLE AT BASELINE, AFTER 60 DAYS THERE WAS A SIGNIFICANTLY DECREASED SCORE IN THE YG GROUP, WHEREAS THE WL GROUP SHOWED SIGNIFICANTLY INCREASED SCORES. CONCLUSION: THE RESULTS SUGGEST THAT THE YOGA PRACTICE APPEARED TO REDUCE VISUAL DISCOMFORT, WHILE THE GROUP WHO HAD NO YOGA INTERVENTION (WL) SHOWED AN INCREASE IN DISCOMFORT AT THE END OF SIXTY DAYS. 2006 3 2107 34 THE EFFECT OF YOGA ON PAIN LEVEL IN PRIMARY DYSMENORRHEA. THIS STUDY WAS CONDUCTED TO EVALUATE THE EFFECT OF YOGA ON PAIN LEVELS IN FEMALE STUDENTS WITH PRIMARY DYSMENORRHEA. THIS STUDY IS A RANDOMIZED EXPERIMENTAL STUDY WITH CONTROL GROUP AND PRETEST POST-TEST PRACTICE. THIS STUDY INCLUDED 60 VOLUNTEER FEMALE STUDENTS (30 EXPERIMENTAL AND 30 CONTROL GROUPS). THE PATIENTS IN THE EXPERIMENTAL GROUP TOOK PART IN THE YOGA PROGRAM A TOTAL OF 12 SESSIONS, ONCE PER WEEK FOR 12 WEEKS. "PERSONAL INFORMATION FORM", "VISUAL ANALOG SKALA (VAS)" AND "DYSMENORRHEA MONITORING FORM (DMF)" WERE USED IN DATA COLLECTION PROCESS. TO MEASURE DYSMENORRHEA PAIN, THE STUDENTS WERE REQUESTED TO MARK A NUMBER BETWEEN 1 AND 10 ON THE VAS SCALE ACCORDING TO THE SEVERITY OF THEIR PAIN ON THE MENSTRUATION STARTING DATE. THE YOGA APPLICATIONS WERE USED FOR THREE MENSTRUAL CYCLES. THE MEAN AGE OF THE STUDENTS IN THE EXPERIMENTAL GROUP WAS 20.30 +/- 0.46, WHILE THE MEAN AGE OF THE STUDENTS IN THE CONTROL GROUP WAS 20.46 +/- 0.50. THE DIFFERENCE BETWEEN THE PAIN LEVELS OF THE STUDENTS IN THE EXPERIMENTAL GROUP IN THE FIRST, SECOND, THIRD AND FOURTH MEASUREMENTS WAS FOUND TO BE STATISTICALLY SIGNIFICANT (P < 0.001). IT WAS DETERMINED THAT THE DIFFERENCE BETWEEN THE PAIN LEVELS OF THE STUDENTS IN THE CONTROL GROUP IN THE FIRST, SECOND, THIRD AND FOURTH MEASUREMENTS WAS NOT STATISTICALLY SIGNIFICANT (P > 0.05). YOGA CAN BE USED AS AN EFFECTIVE INTERVENTION IN REDUCING MENSTRUAL PAIN IN WOMEN WITH PRIMARY DYSMENORRHEA. 2021 4 1357 25 IMMEDIATE EFFECT OF TWO YOGA-BASED RELAXATION TECHNIQUES ON PERFORMANCE IN A LETTER-CANCELLATION TASK. THE PERFORMANCE IN A SIX-LETTER CANCELLATION TASK WAS ASSESSED WITH 69 MALE VOLUNTEERS, AGES 18 TO 48 YEARS, IMMEDIATELY BEFORE AND AFTER TWO YOGA-BASED RELAXATION TECHNIQUES AND A CONTROL SESSION OF EQUAL DURATION. THE TECHNIQUES WERE CYCLIC MEDITATION AND SUPINE REST. CYCLIC MEDITATION CONSISTS OF ALTERNATING CYCLES OF YOGA POSTURES AND SUPINE REST. AFTER BOTH PRACTICES, THE NET SCORES WERE SIGNIFICANTLY HIGHER, ALTHOUGH THE MAGNITUDE OF CHANGE WAS MORE AFTER CYCLIC MEDITATION THAN AFTER SUPINE REST (24.9% VERSUS 13.6%). THERE WAS REDUCTION IN SCORES FOR WRONG CANCELLATIONS AFTER CYCLIC MEDITATION AND NOT AFTER SUPINE REST. THE CONTROL GROUP SHOWED NO CHANGE. THE RESULTS SUGGEST THAT CYCLIC MEDITATION BRINGS ABOUT A GREATER IMPROVEMENT IN PERFORMANCE IN THIS TASK, WHICH REQUIRES SELECTIVE ATTENTION, CONCENTRATION, VISUAL SCANNING ABILITIES, AND A REPETITIVE MOTOR RESPONSE. 2007 5 1261 35 FINGER DEXTERITY AND VISUAL DISCRIMINATION FOLLOWING TWO YOGA BREATHING PRACTICES. BACKGROUND: PRACTICING YOGA HAS BEEN SHOWN TO IMPROVE MOTOR FUNCTIONS AND ATTENTION. THOUGH ATTENTION IS REQUIRED FOR FINE MOTOR AND DISCRIMINATION TASKS, THE EFFECT OF YOGA BREATHING TECHNIQUES ON FINE MOTOR SKILLS AND VISUAL DISCRIMINATION HAS NOT BEEN ASSESSED. AIM: TO STUDY THE EFFECT OF YOGA BREATHING TECHNIQUES ON FINGER DEXTERITY AND VISUAL DISCRIMINATION. MATERIALS AND METHODS: THE PRESENT STUDY CONSISTED OF ONE HUNDRED AND FORTY SUBJECTS WHO HAD ENROLLED FOR STRESS MANAGEMENT. THEY WERE RANDOMLY DIVIDED INTO TWO GROUPS, ONE GROUP PRACTICED HIGH FREQUENCY YOGA BREATHING WHILE THE OTHER GROUP PRACTICED BREATH AWARENESS. HIGH FREQUENCY YOGA BREATHING (KAPALABHATI, BREATH RATE 1.0 HZ) AND BREATH AWARENESS ARE TWO YOGA PRACTICES WHICH IMPROVE ATTENTION. THE IMMEDIATE EFFECT OF HIGH FREQUENCY YOGA BREATHING AND BREATH AWARENESS (I) WERE ASSESSED ON THE PERFORMANCE ON THE O'CONNOR FINGER DEXTERITY TASK AND (II) (IN) A SHAPE AND SIZE DISCRIMINATION TASK. RESULTS: THERE WAS A SIGNIFICANT IMPROVEMENT IN THE FINGER DEXTERITY TASK BY 19% AFTER KAPALABHATI AND 9% AFTER BREATH AWARENESS (P<0.001 IN BOTH CASES, REPEATED MEASURES ANOVA AND POST-HOC ANALYSES). THERE WAS A SIGNIFICANT REDUCTION (P<0.001) IN ERROR (41% AFTER KAPALABHATI AND 21% AFTER BREATH AWARENESS) AS WELL AS TIME TAKEN TO COMPLETE THE SHAPE AND SIZE DISCRIMINATION TEST (15% AFTER KAPALABHATI AND 15% AFTER BREATH AWARENESS; P<0.001) WAS ALSO OBSERVED. CONCLUSION: BOTH KAPALABAHATI AND BREATH AWARENESS CAN IMPROVE FINE MOTOR SKILLS AND VISUAL DISCRIMINATION, WITH A GREATER MAGNITUDE OF CHANGE AFTER KAPALABHATI. 2012 6 2525 69 YOGA DURING PREGNANCY: THE EFFECTS ON LABOR PAIN AND DELIVERY OUTCOMES (A RANDOMIZED CONTROLLED TRIAL). OBJECTIVE: TO INVESTIGATE THE EFFECTS OF AN ANTENATAL YOGA PROGRAM ON PERCEIVED MATERNAL LABOR PAIN AND DELIVERY OUTCOMES. MATERIAL & METHODS: THIS RANDOMIZED CONTROL TRIAL WAS CONDUCTED WITH SIXTY PRIMIPAROUS WOMEN, AGED 18-35 YEARS OLD, WHO WERE RANDOMLY ASSIGNED TO EITHER AN ANTENATAL YOGA PROGRAM OR CONTROL GROUPS. LABOR PAIN AND DISCOMFORT LEVEL OF THE PARTICIPANTS WERE MEASURED USING A VISUAL ANALOGUE SCALE AT CERVICAL DILATATION OF 3-4 C AND AT 2 AND 4 H AFTER THE INITIAL MEASUREMENT. DEMOGRAPHIC AND OBSTETRICAL INFORMATION WERE COLLECTED. THE ANTENATAL YOGA PROGRAM CONSISTED OF A 1-H SUPERVISED YOGA CLASS, THREE TIMES A WEEKLY, STARTING AT 26 WEEKS GESTATION. . RESULTS: PARTICIPANTS IN CONTROL GROUP REPORTED HIGHER PAIN INTENSITY COMPARED TO EXPERIMENTAL GROUP AT 3-4 CM OF DILATATION (P = 0.01) AND AT 2 H AFTER THE FIRST AND THE SECOND MEASUREMENTS (P = 0.000). MOTHERS IN THE ANTENATAL INTERVENTION GROUP THAT COMPLETED THE YOGA CLASS REQUIRED A DECREASED FREQUENCY OF LABOR INDUCTION IN COMPARISON WITH CONTROL GROUP (P = 0.008). IN ADDITION, MODE OF DELIVERY OF THE INTERVENTION GROUP RESULTED IN A LOWER PERCENTAGE OF CESAREAN SECTION THAN CONTROL GROUP (P = 0.002). LASTLY, THE INTERVENTION GROUP EXPERIENCED A SHORTER DURATION OF THE SECOND AND THIRD STAGES OF LABOR. INTERVAL LEVEL DATA WAS ANALYZED BY USING AN INDEPENDENT T-TEST AND CHI-SQUARE. CONCLUSION: YOGA DURING PREGNANCY MAY CONTRIBUTE TO A REDUCTION PAIN OF LABOR AND IMPROVED ADEQUACY OF CHILDBIRTH. 2017 7 1355 26 IMMEDIATE EFFECT OF TWO YOGA-BASED RELAXATION TECHNIQUES ON ATTENTION IN CHILDREN. AIMS: TO INVESTIGATE THE EFFECT OF TWO YOGA-BASED RELAXATION TECHNIQUES, NAMELY, CYCLIC MEDITATION (CM) AND SUPINE REST (SR), USING THE SIX LETTER CANCELLATION TASK (SLCT). MATERIALS AND METHODS: THE SUBJECTS CONSISTED OF 208 SCHOOL STUDENTS, (132 BOYS, 76 GIRLS) IN THE AGE RANGE OF 13 - 16 YEARS. THE SUBJECTS WERE ASSESSED ON SLCT BEFORE AND IMMEDIATELY AFTER BOTH YOGA-BASED RELAXATION TECHNIQUES. RESULTS: AFTER BOTH PRACTICES, THE TOTAL AND NET SCORES WERE SIGNIFICANTLY INCREASED, ALTHOUGH THE MAGNITUDE OF CHANGE WAS MORE AFTER CM THAN AFTER SR IN THE NET SCORES (14.5 VERSUS 11.31%). THE NET SCORE CHANGE IN THE CM SESSION WAS SIGNIFICANTLY LARGER THAN THE CHANGE IN THE SR, WHEREAS, THERE WAS NO SIGNIFICANT CHANGE IN THE WRONG CANCELLATION SCORE. AFTER EITHER PRACTICE, THE TOTAL AND NET SCORES WERE SIGNIFICANTLY INCREASED, IRRESPECTIVE OF GENDER AND AGE. CONCLUSIONS: BOTH CM AND SR LED TO IMPROVEMENT IN PERFORMANCE, AS ASSESSED BY SLCT, BUT THE CHANGE CAUSED BY CM WAS LARGER THAN SR. 2010 8 275 31 ADDITIONAL EFFECT OF IYENGAR YOGA AND EMG BIOFEEDBACK ON PAIN AND FUNCTIONAL DISABILITY IN CHRONIC UNILATERAL KNEE OSTEOARTHRITIS. BACKGROUND: THERE ARE LIMITED DATA ABOUT IYENGAR YOGA AND EMG BIOFEEDBACK IN KNEE OA, ALTHOUGH THE EFFICACY OF EMG BIOFEEDBACK IN THE REHABILITATION OF PATIENTS WITH QUADRICEPS MUSCLE WEAKNESS SECONDARY TO IMMOBILIZATION, CONTRACTURE, AND JOINT SURGERY HAS BEEN WELL ESTABLISHED. MATERIALS AND METHODS: THIRTY SUBJECTS WHO HAVE FULFILLED INCLUSION AND EXCLUSION CRITERIA WERE SELECTED AND DIVIDED INTO TWO GROUPS (GROUP A AND B). BOTH THE GROUPS WERE TREATED WITH EMG BIOFEEDBACK, KNEE MUSCLE STRENGTHENING EXERCISES, AND TENS. GROUP A RECEIVED ADDITIONALLY IYENGAR YOGA FOR 8 WEEKS. BOTH GROUPS WERE EVALUATED BY VISUAL ANALOG SCALE AND MODIFIED WOMAC-WESTERN ONTARIO MCMASTER UNIVERSITIES SCALE. RESULTS: PATIENTS IN BOTH GROUPS EXPERIENCED SIGNIFICANT REDUCTION IN PAIN AND IMPROVEMENT IN FUNCTIONAL ABILITY. IN VAS SCALE GROUP A SHOWED REDUCTION OF 56.83% (P = 0.001) WHEN COMPARED WITH GROUP B 38.15% (P 0.05). CONCLUSION: IT IS CONCLUDED THAT BOTH AEROBIC EXERCISE AND YOGA MOVEMENTS ARE EFFECTIVE IN TREATING PMS; HOWEVER, YOGA IS MORE EFFECTIVE IN RELIEVING THE SYMPTOMS OF PMS THAN AEROBIC EXERCISE. 2019 16 2510 24 YOGA BREATHING THROUGH A PARTICULAR NOSTRIL INCREASES SPATIAL MEMORY SCORES WITHOUT LATERALIZED EFFECTS. UNINOSTRIL BREATHING FACILITATES THE PERFORMANCE ON SPATIAL AND VERBAL COGNITIVE TASKS, SAID TO BE RIGHT AND LEFT BRAIN FUNCTIONS, RESPECTIVELY. SINCE HEMISPHERIC MEMORY FUNCTIONS ARE ALSO KNOWN TO BE LATERALIZED, THE PRESENT STUDY ASSESSED THE EFFECTS OF UNINOSTRIL BREATHING ON THE PERFORMANCE IN VERBAL AND SPATIAL MEMORY TESTS. SCHOOL CHILDREN (N = 108 WHOSE AGES RANGED FROM 10 TO 17 YEARS) WERE RANDOMLY ASSIGNED TO FOUR GROUPS. EACH GROUP PRACTICED A SPECIFIC YOGA BREATHING TECHNIQUE: (I) RIGHT NOSTRIL BREATHING, (II) LEFT NOSTRIL BREATHING, (III) ALTERNATE NOSTRIL BREATHING, OR (IV) BREATH AWARENESS WITHOUT MANIPULATION OF NOSTRILS. THESE TECHNIQUES WERE PRACTICED FOR 10 DAYS. VERBAL AND SPATIAL MEMORY WAS ASSESSED INITIALLY AND AFTER 10 DAYS. AN AGE-MATCHED CONTROL GROUP OF 27 WERE SIMILARLY ASSESSED. ALL 4 TRAINED GROUPS SHOWED A SIGNIFICANT INCREASE IN SPATIAL TEST SCORES AT RETEST, BUT THE CONTROL GROUP SHOWED NO CHANGE. AVERAGE INCREASE IN SPATIAL MEMORY SCORES FOR THE TRAINED GROUPS WAS 84%. IT APPEARS YOGA BREATHING INCREASES SPATIAL RATHER THAN VERBAL SCORES, WITHOUT A LATERALIZED EFFECT. 1997 17 766 36 EFFECT OF THREE YOGA POSES (COBRA, CAT AND FISH POSES) IN WOMEN WITH PRIMARY DYSMENORRHEA: A RANDOMIZED CLINICAL TRIAL. OBJECTIVE: WE HAVE EVALUATED THE CLINICAL EFFICACY OF YOGA FOR PRIMARY DYSMENORRHEA. PRIMARY DYSMENORRHEA OCCURS IN 50% OF FEMALE ADOLESCENTS AND IS A COMMON PROBLEM IN WOMEN OF REPRODUCTIVE AGE. WE HAVE ASSESSED WHETHER THREE YOGA POSES (COBRA, CAT, AND FISH POSES) ARE ABLE TO REDUCE SEVERITY AND DURATION OF PRIMARY DYSMENORRHEA. METHODS: TO DETERMINE THE EFFECTIVENESS OF YOGA IN ADOLESCENTS WITH PRIMARY DYSMENORRHEA, 92 GIRL STUDENTS,18-22 YEARS OLD, WERE RANDOMLY ASSIGNED TO AN EXPERIMENTAL GROUP (N = 50) AND A CONTROL GROUP (N = 42). THE VISUAL ANALOG SCALE FOR PAIN WAS USED TO ASSESS INTENSITY OF PAIN AND THE PAIN DURATION WAS CALCULATED IN TERMS OF HOURS. EACH GROUP WAS EVALUATED FOR THREE MENSTRUAL CYCLES. AT FIRST CYCLE NO METHOD WAS PRESENTED; THE PARTICIPANTS ONLY WERE ASKED TO COMPLETE THE QUESTIONNAIRE OF MENSTRUAL CHARACTERISTICS DURING THEIR MENSTRUAL. THEN THE PARTICIPANTS WERE ASKED BY THE EXPERIMENTAL GROUP TO DO YOGA POSES AT LUTEAL PHASE, AND ALSO TO COMPLETE THE MENSTRUAL CHARACTERISTICS QUESTIONNAIRE IN DURING OF MENSTRUATION. THE CONTROL GROUP DID NOT RECEIVE ANY INTERVENTION EXCEPT TO COMPLETE MENSTRUAL CHARACTERISTICS QUESTIONNAIRE IN DURING OF MENSTRUATION. RESULTS: THERE WAS A SIGNIFICANT DIFFERENCE IN THE PAIN INTENSITY AND PAIN DURATION IN THE POST-TESTS COMPARED WITH THE PRETEST IN YOGA GROUP (P < 0.05). THE RESULTS SHOWED THAT COMPARED WITH THE CONTROL GROUP, THERE WAS A SIGNIFICANT DIFFERENCE IN THE PAIN INTENSITY AND PAIN DURATION IN THE EXPERIMENTAL GROUP (P < 0.05). CONCLUSION: YOGA REDUCED THE SEVERITY AND DURATION OF PRIMARY DYSMENORRHEA. THE FINDINGS SUGGEST THAT YOGA POSES ARE SAFE AND SIMPLE TREATMENT FOR PRIMARY DYSMENORRHEA. 2011 18 994 25 EFFECTS OF HIGH-FREQUENCY YOGA BREATHING CALLED KAPALABHATI COMPARED WITH BREATH AWARENESS ON THE DEGREE OF OPTICAL ILLUSION PERCEIVED. PRIOR RESEARCH HAS SHOWN THAT METHODS OF MEDITATION, BREATH CONTROL, AND DIFFERENT KINDS OF YOGA BREATHING AFFECT ATTENTION AND VISUAL PERCEPTION, INCLUDING DECREASING THE SIZE OF CERTAIN OPTICAL ILLUSIONS. EVALUATING RELATIONSHIPS SHEDS LIGHT ON THE PERCEPTUAL AND COGNITIVE CHANGES INDUCED BY YOGA AND RELATED METHODS, AND THE LOCUS OF THE EFFECTS. IN THE PRESENT STUDY, THE DEGREE OF OPTICAL ILLUSION WAS ASSESSED USING MULLER-LYER STIMULI BEFORE AND IMMEDIATELY AFTER TWO DIFFERENT KINDS OF PRACTICE, A HIGH FREQUENCY YOGA BREATHING CALLED KAPALABHATI, AND BREATH AWARENESS. A NONYOGA, CONTROL SESSION TESTED FOR PRACTICE EFFECTS. THIRTY PARTICIPANTS (WITH GROUP M AGE = 26.9 YR., SD = 5.7) PRACTICED THE TWO TECHNIQUES FOR 18 MIN. ON TWO SEPARATE DAYS. THE CONTROL GROUP HAD 15 NONYOGA PRACTITIONERS ASSESSED BEFORE AND AFTER 18 MIN. IN WHICH THEY DID NOT PERFORM ANY SPECIFIC ACTIVITY BUT WERE SEATED AND RELAXED. AFTER BOTH KAPALABHATI AND BREATH AWARENESS THERE WAS A SIGNIFICANT DECREASE IN THE DEGREE OF OPTICAL ILLUSION. THE POSSIBILITY THAT THIS WAS DUE TO A PRACTICE OR REPETITION EFFECT WAS RULED OUT WHEN 15 NONYOGA PRACTITIONERS SHOWED NO CHANGE IN THE DEGREE OF ILLUSION WHEN RETESTED AFTER 18 MIN. THE CHANGES WERE INTERPRETED AS DUE TO CHANGES IN PERCEPTION RELATED TO THE WAY THE STIMULI WERE JUDGED. 2011 19 963 37 EFFECTS OF A YOGA PROGRAM ON MENSTRUAL CRAMPS AND MENSTRUAL DISTRESS IN UNDERGRADUATE STUDENTS WITH PRIMARY DYSMENORRHEA: A SINGLE-BLIND, RANDOMIZED CONTROLLED TRIAL. OBJECTIVES: TO INVESTIGATE THE EFFECTS OF A YOGA PROGRAM ON MENSTRUAL CRAMPS AND MENSTRUAL DISTRESS IN UNDERGRADUATE STUDENTS WITH PRIMARY DYSMENORRHEA. DESIGN: SINGLE-BLIND, RANDOMIZED CONTROLLED TRIAL. PARTICIPANTS: 40 RANDOMLY SELECTED UNDERGRADUATE NURSING STUDENTS, WITH 20 EACH ASSIGNED TO AN EXERCISE OR A CONTROL GROUP. INTERVENTION: THE PARTICIPANTS ENGAGED IN A YOGA PROGRAM FOR 60 MINUTES ONCE A WEEK FOR 12 WEEKS. THE PROGRAM CONSISTED OF PHYSICAL EXERCISE COMBINED WITH RELAXATION AND MEDITATION. OUTCOME MEASURES: MENSTRUAL CRAMPS AND MENSTRUAL DISTRESS LEVELS WERE MEASURED BY USING THE VISUAL ANALOGUE SCALE FOR PAIN AND THE MENSTRUAL DISTRESS QUESTIONNAIRE, RESPECTIVELY. DATA WERE ANALYZED BY USING THE KOLMOGOROV-SMIRNOV AND SHAPIRO-WILK NORMALITY TESTS, T-TEST, CHI-SQUARE TEST, LOGISTIC REGRESSION ANALYSIS, AND MULTIVARIATE ANALYSIS OF VARIANCE (SPSS PROGRAM). RESULTS: MENSTRUAL PAIN INTENSITY (GROUP DIFFERENCE, -0.94; 95% CONFIDENCE INTERVAL [CI], -1.47 TO -0.42; P = 0.001) AND MENSTRUAL DISTRESS (GROUP DIFFERENCE, -1.13; 95% CI, -1.43 TO -0.82; P < 0.0001) SCORES DECREASED SIGNIFICANTLY IN THE EXPERIMENTAL GROUP COMPARED WITH THE CONTROL GROUP. CONCLUSIONS: THESE FINDINGS INDICATE THAT YOGA INTERVENTIONS MAY REDUCE MENSTRUAL CRAMPS AND MENSTRUAL DISTRESS IN FEMALE UNDERGRADUATE STUDENTS WITH PRIMARY DYSMENORRHEA. 2016 20 1728 20 PERFORMANCE ON PSYCHOMOTOR TASKS FOLLOWING TWO YOGA-BASED RELAXATION TECHNIQUES. PREVIOUSLY CYCLIC MEDITATION AND SUPINE REST HAVE BEEN SHOWN TO IMPROVE PERFORMANCE IN A LETTER CANCELLATION TASK REQUIRING ATTENTION, VISUAL SCANNING, AND MOTOR SPEED. THE PRESENT STUDY ASSESSED THE PERFORMANCE IN 57 VOLUNTEERS (ALL MALE, M AGE = 26.5 YR., SD = 4.6) IN THREE TASKS, VIZ., A DIGIT-LETTER SUBSTITUTION TASK (DLST), A LETTER-COPYING TASK, AND A CIRCLE-DOTTING TASK. THE DLST ASSESSED ATTENTION AND SPEED OF INFORMATION PROCESSING, WHILE THE OTHER 2 TESTS ASSESSED MOTOR SPEED. EACH PARTICIPANT WAS ASSESSED BEFORE AND AFTER THREE TYPES OF SESSIONS: CYCLIC MEDITATION, SUPINE REST, AND CONTROL (NO INTERVENTION). DLST SCORES AND SCORES FOR LETTER-COPYING AND CIRCLE-DOTTING TASKS IMPROVED SIGNIFICANTLY AFTER CYCLIC MEDITATION; THE SAME SCORES ALSO IMPROVED AFTER SUPINE REST. THERE WAS NO CHANGE AFTER THE NO-INTERVENTION/CONTROL SESSION. FROM THE RESULTS IT WAS DIFFICULT TO CONCLUDE WHETHER IMPROVED DLST SCORES AFTER CYCLIC MEDITATION WERE DUE TO BETTER INFORMATION PROCESSING SPEED OR IMPROVED MOTOR SPEED. 2009