1 2499 147 YOGA AS STEADINESS TRAINING: EFFECTS ON MOTOR VARIABILITY IN YOUNG ADULTS. EXERCISE TRAINING PROGRAMS CAN INCREASE STRENGTH AND IMPROVE SUBMAXIMAL FORCE CONTROL, BUT THE EFFECTS OF YOGA AS AN ALTERNATIVE FORM OF STEADINESS TRAINING ARE NOT WELL DESCRIBED. THE PURPOSE WAS TO EXPLORE THE EFFECT OF A POPULAR TYPE OF YOGA (BIKRAM) ON STRENGTH, STEADINESS, AND BALANCE. YOUNG ADULTS PERFORMED YOGA TRAINING (N = 10, 29 +/- 6 YEARS, 24 YOGA SESSIONS IN 8 WEEKS) OR SERVED AS CONTROLS (N = 11, 26 +/- 7 YEARS). YOGA SESSIONS CONSISTED OF 1.5 HOURS OF SUPERVISED, STANDARDIZED POSTURES. MEASURES BEFORE AND AFTER TRAINING INCLUDED MAXIMUM VOLUNTARY CONTRACTION (MVC) FORCE OF THE ELBOW FLEXORS (EF) AND KNEE EXTENSORS (KE), STEADINESS OF ISOMETRIC EF AND KE CONTRACTIONS, STEADINESS OF CONCENTRIC (CON) AND ECCENTRIC (ECC) KE CONTRACTIONS, AND TIMED BALANCE. THE STANDARD DEVIATION (SD) AND COEFFICIENT OF VARIATION (CV, SD/MEAN FORCE) OF ISOMETRIC FORCE AND THE SD OF ACCELERATION DURING CON AND ECC CONTRACTIONS WERE MEASURED. AFTER YOGA TRAINING, MVC FORCE INCREASED 14% FOR KE (479 +/- 175 TO 544 +/- 187 N, P < 0.05) AND WAS UNCHANGED FOR THE EF MUSCLES (219 +/- 85 TO 230 +/- 72 N, P > 0.05). THE CV OF FORCE WAS UNCHANGED FOR EF (1.68 TO 1.73%, P > 0.05) BUT WAS REDUCED IN THE KE MUSCLES SIMILARLY FOR YOGA AND CONTROL GROUPS (2.04 TO 1.55%, P < 0.05). THE VARIABILITY OF CON AND ECC CONTRACTIONS WAS UNCHANGED. FOR THE YOGA GROUP, IMPROVEMENT IN KE STEADINESS WAS CORRELATED WITH PRETRAINING STEADINESS (R = -0.62 TO -0.84, P < 0.05); SUBJECTS WITH THE GREATEST KE FORCE FLUCTUATIONS BEFORE TRAINING EXPERIENCED THE GREATEST REDUCTIONS WITH TRAINING. PERCENT CHANGE IN BALANCE TIME FOR INDIVIDUAL YOGA SUBJECTS AVERAGED +228% (19.5 +/- 14 TO 34.3 +/- 18 SECONDS, P < 0.05), WITH NO CHANGE IN CONTROLS. FOR YOUNG ADULTS, A SHORT-TERM YOGA PROGRAM OF THIS TYPE CAN IMPROVE BALANCE SUBSTANTIALLY, PRODUCE MODEST IMPROVEMENTS IN LEG STRENGTH, AND IMPROVE LEG MUSCLE CONTROL FOR LESS-STEADY SUBJECTS. 2008
2 295 30 AGE RELATED DIFFERENCES OF SELECTED HATHA YOGA PRACTICES ON ANTHROPOMETRIC CHARACTERISTICS, MUSCULAR STRENGTH AND FLEXIBILITY OF HEALTHY INDIVIDUALS. BACKGROUND: PHYSIOLOGICAL BENEFITS OF YOGA ON VOLUNTEERS OF A PARTICULAR AGE GROUP ARE AVAILABLE. HOWEVER, REPORTS ON EFFICACY OF A SPECIFIC YOGA PACKAGE ON THE POPULACE OF DIFFERENT AGE GROUPS FROM SIMILAR OCCUPATIONAL BACKGROUND IS STILL VERY LIMITED. THEREFORE, THE PRESENT STUDY WAS CONDUCTED TO APPRAISE THE EFFECT OF A SPECIFIC HATHA YOGA PACKAGE ON ANTHROPOMETRIC CHARACTERISTICS, FLEXIBILITY AND MUSCULAR STRENGTH OF HEALTHY INDIVIDUALS OF DIFFERENT AGE GROUPS FROM SIMILAR OCCUPATIONAL TRADE. MATERIALS AND METHODS: A TOTAL OF 71 PARTICIPANTS (GROUP ALL) FROM INDIAN AIR FORCE GROUND PERSONNEL VOLUNTEERED AND AGE WISE DIVIDED INTO 3 GROUPS - (I) GROUP I (GR. - I) (N1 = 27, 20-29 YEARS), (II) GROUP II (GR. - II) (N2 = 21, 30-39 YEARS) AND (III) GROUP III (GR. - III) (N3 = 23, 40-49 YEARS). ALL THE PARTICIPANTS UNDERGONE SELECTED HATHA YOGA TRAINING FOR 1 H DAILY FOR A PERIOD OF 12 WEEKS. PARAMETERS WERE RECORDED BEFORE AND AFTER THE TRAINING. PRE AND POST TRAINING DIFFERENCES WERE ASSESSED BY STUDENT'S T-TEST. RESULTS: BODY WEIGHT (ALL, GR. - II AND GR. - III [ALL P < 0.05]), BODY MASS INDEX (GR. - II AND GR. - III [BOTH P < 0.01]) AND FAT% (GR. - II AND III [BOTH P < 0.05]) WERE DECREASED SIGNIFICANTLY. NECK CIRCUMFERENCE WAS INCREASED SIGNIFICANTLY IN GR. - I (P < 0.05) BUT DECREASED SIGNIFICANTLY IN GR. - III (P < 0.05). CHEST CIRCUMFERENCE (ALL (P < 0.001), IN GR. - I AND II [BOTH P < 0.05]), GRIP STRENGTH (ALL [LEFT: P < 0.01 AND RIGHT: P < 0.05], IN GR. - I [LEFT: P < 0.05 AND RIGHT: P < 0.01], IN GR. - II [RIGHT: P < 0.05] AND IN GR. - III [LEFT: P < 0.05 AND RIGHT: P < 0.01]), BACK LEG STRENGTH (GROUP WISE P < 0.001, P < 0.05, P < 0.01 AND P < 0.05 RESPECTIVELY) AND FLEXIBILITY (ALL P < 0.001) WERE INCREASED SIGNIFICANTLY. SUMMARY AND CONCLUSION: HATHA YOGA CAN IMPROVE ANTHROPOMETRIC CHARACTERISTICS, MUSCULAR STRENGTH AND FLEXIBILITY AMONG VOLUNTEERS OF DIFFERENT AGE GROUP AND CAN ALSO BE HELPFUL IN PREVENTING AND ATTENUATING AGE RELATED DETERIORATION OF THESE PARAMETERS. 2015
3 404 51 BIKRAM YOGA TRAINING AND PHYSICAL FITNESS IN HEALTHY YOUNG ADULTS. THERE HAS BEEN RELATIVELY LITTLE LONGITUDINAL CONTROLLED INVESTIGATION OF THE EFFECTS OF YOGA ON GENERAL PHYSICAL FITNESS, DESPITE THE WIDESPREAD PARTICIPATION IN THIS FORM OF EXERCISE. THE PURPOSE OF THIS EXPLORATORY STUDY WAS TO EXAMINE THE EFFECT OF SHORT-TERM BIKRAM YOGA TRAINING ON GENERAL PHYSICAL FITNESS. YOUNG HEALTHY ADULTS WERE RANDOMIZED TO YOGA TRAINING (N = 10, 29 +/- 6 YEARS, 24 SESSIONS IN 8 WEEKS) OR A CONTROL GROUP (N = 11, 26 +/- 7 YEARS). EACH YOGA TRAINING SESSION CONSISTED OF 90-MINUTE STANDARDIZED SUPERVISED POSTURES PERFORMED IN A HEATED AND HUMIDIFIED STUDIO. ISOMETRIC DEADLIFT STRENGTH, HANDGRIP STRENGTH, LOWER BACK/HAMSTRING AND SHOULDER FLEXIBILITY, RESTING HEART RATE AND BLOOD PRESSURE, MAXIMAL OXYGEN CONSUMPTION (TREADMILL), AND LEAN AND FAT MASS (DUAL-ENERGY X-RAY ABSORPTIOMETRY) WERE MEASURED BEFORE AND AFTER TRAINING. YOGA SUBJECTS EXHIBITED INCREASED DEADLIFT STRENGTH, SUBSTANTIALLY INCREASED LOWER BACK/HAMSTRING FLEXIBILITY, INCREASED SHOULDER FLEXIBILITY, AND MODESTLY DECREASED BODY FAT COMPARED WITH CONTROL GROUP. THERE WERE NO CHANGES IN HANDGRIP STRENGTH, CARDIOVASCULAR MEASURES, OR MAXIMAL AEROBIC FITNESS. IN SUMMARY, THIS SHORT-TERM YOGA TRAINING PROTOCOL PRODUCED BENEFICIAL CHANGES IN MUSCULOSKELETAL FITNESS THAT WERE SPECIFIC TO THE TRAINING STIMULUS. 2013
4 2131 38 THE EFFECTS OF A 6-MONTH MODERATE-INTENSITY HATHA YOGA-BASED TRAINING PROGRAM ON HEALTH-RELATED FITNESS IN MIDDLE-AGED SEDENTARY WOMEN: A RANDOMIZED CONTROLLED STUDY. BACKGROUND: THERE IS PAUCITY OF DATA EXAMINING THE EFFECTIVENESS OF LONG-TERM HATHA YOGA-BASED (HY) PROGRAMS FOCUSED ON THE HEALTH-RELATED FITNESS (H-RF) OF ASYMPTOMATIC, SEDENTARY WOMEN. THE PURPOSE OF THIS STUDY WAS TO EXAMINE THE EFFECTS OF A 6-MONTH HY-BASED TRAINING PROGRAM ON H-RF COMPONENTS IN SEDENTARY MIDDLE-AGED WOMEN. METHODS: EIGHTY SEDENTARY WOMEN WERE RANDOMLY ASSIGNED INTO EITHER THE HY GROUP (HYG) (N.=42) OR THE CONTROL GROUP (CG) (N.=38). THE 6-MONTH HYG PROGRAM INVOLVED A PROGRESSIVE SERIES OF VINYASA FLOW POSES PERFORMED 3 TIMES/WEEK FOR 60 MINUTES (40 MINUTES WITHIN THE EXERCISE ZONE OF 60-75% HRMAX). THE CG PARTICIPANTS DID NOT UNDERGO ANY PHYSICAL TRAINING OR EDUCATION. HEALTH-RELATED FITNESS PARAMETERS INCLUDED MEASURES OF PRE- AND POST-TRAINING: BODY COMPOSITION, MUSCULAR STRENGTH AND MAXIMAL VOLUNTARY ISOMETRIC TORQUES OF ELBOW FLEXORS AND KNEE EXTENSORS, CARDIO-RESPIRATORY FITNESS, LOWER BACK AND HAMSTRING FLEXIBILITY AND A STATIC-DYNAMIC BALANCE. RESULTS: TWO-WAY MIXED DESIGN ANOVA REVEALED SIGNIFICANT MAIN EFFECTS FOR ALL THE INDICATORS OF H-RF. TUKEY POST-HOC TESTS CONFIRMED THAT THE HYG DEMONSTRATED SIGNIFICANT IMPROVEMENTS IN EVERY VARIABLE TESTED. EXAMPLES OF THE BENEFITS ACHIEVED INCLUDE (ALL P<.001): AN AVERAGE LOSS OF 1.03 KG AND A 4.82% DECREASE IN BODY FAT, 14.6% AND 13.1% GAINS IN ISOMETRIC STRENGTH OF THE KNEE EXTENSORS AND ELBOW FLEXORS RESPECTIVELY, AN INCREASE IN RELATIVE VO2MAX OF 6.1% (33.12+/-5.30 TO 35.14+/-4.82 ML/KG/MIN), A 4-CM OR 10.4% INCREASE IN THEIR MSAR, AND AN AVERAGE IMPROVED BALANCE INDEX OF 5.6 MM/S. REVERSELY, THE CG SHOWED NON-SIGNIFICANT CHANGES IN H-RF VARIABLES (ALL P>0.05; PERCENT RANGE FROM -1.4% TO 1.1%). CONCLUSIONS: BY PARTICIPATING IN A MODERATE-INTENSITY 6-MONTH HY-BASED TRAINING PROGRAM, MIDDLE-AGED WOMEN CAN SIGNIFICANTLY IMPROVE THEIR HR-F STATUS. THE APPLICATION OF PROGRESSIVE TARGET HEART RATE GOALS FACILITATED GREATER THAN EXPECTED IMPROVEMENTS IN CARDIO-RESPIRATORY FITNESS AND IMPROVEMENTS IN BODY COMPOSITION. 2020
5 1095 25 EFFECTS OF YOGA PRACTICE ON MUSCULAR ENDURANCE IN YOUNG WOMEN. THE AIM OF THIS STUDY WAS TO VERIFY THE EFFECTS OF A SYSTEMATIZED YOGA PRACTICE ON MUSCULAR ENDURANCE IN YOUNG WOMEN. TWENTY SIX WOMEN (24 +/- 3.5 YEARS OLD) PARTICIPATED IN SIX WEEKS OF YOGA CLASSES, AND TWENTY ONE WOMEN (25 +/- 5.1 YEARS OLD) PARTICIPATED AS THE CONTROL GROUP. THE YOGA INTERVENTION WAS COMPOSED OF EIGHTEEN SESSIONS, THREE TIMES PER WEEK, AT 1 H PER SESSION. THE MUSCULAR ENDURANCE OF UPPER LIMBS (PUSH-UP) AND ABDOMINAL (SIT-UP) WAS ASSESSED THROUGH THE PROTOCOL SUGGESTED BY GETTMAN (1989) [1] AND GOLDING, MYERS AND SINNING (1989) [2] TO THE MAXIMUM REPETITIONS PERFORMED IN 1 MIN. TO VERIFY THE SIGNIFICANT DIFFERENCES INTRA GROUPS AND BETWEEN GROUPS A SPANOVA WAS PERFORMED, AND THE LEVEL OF SIGNIFICANCE WAS P = 0.05. THE FINDINGS SUGGEST THAT YOGA PROVIDES IMPROVEMENT IN UPPER LIMB AND IN ABDOMINAL MUSCULAR ENDURANCE. 2016
6 356 38 ASSOCIATION BETWEEN HAMSTRING FLEXIBILITY AND SPRINT SPEED AFTER 8 WEEKS OF YOGA IN MALE RUGBY PLAYERS. BACKGROUND: A YOGA-ASANA-BASED INTERVENTION HAS DEMONSTRATED ITS ABILITY TO IMPROVE FLEXIBILITY OF INDIVIDUALS, BUT HAS NOT BEEN EXPLORED IN RUGBY PLAYERS. WE HYPOTHESIZED THAT A STRUCTURED YOGA INTERVENTION MAY HAVE AN EFFECT ON FLEXIBILITY AND SPRINT PERFORMANCE IN MALE RUGBY UNION PLAYERS. METHODS: IT WAS A CONTROLLED TRIAL RESEARCH DESIGN AND PLAYERS WERE ASSIGNED USING RANDOM SAMPLING TO ONE OF THE TWO GROUPS; A YOGA GROUP (N = 16) THAT PRACTISED YOGA FOR 1 H 2 TIMES A WEEK FOR 8 WEEKS IN ADDITION TO THEIR NORMAL RUGBY TRAINING AND A CONTROL GROUP (N = 15) WITH REGULAR RUGBY TRAINING BUT NO YOGA INTERVENTION. YOGA INTERVENTION INCLUDED 32 YOGA POSTURES TO ADDRESS BOTH THE UPPER AND LOWER EXTREMITIES OF THE BODY. DATA WERE COLLECTED DURING PRESEASON AND MID-SEASON ON HAMSTRING FLEXIBILITY (SIT AND REACH TEST), AND SPRINT PERFORMANCE (MEASURED AT 5, 10, AND 30 M). RESULTS: ONE HUNDRED AND TWENTY PARTICIPANTS WERE SCREENED AND THIRTY-ONE PLAYERS VOLUNTEERED FOR THE STUDY. INTERACTIONS BETWEEN GROUPS AND DIFFERENCES BETWEEN PRE- AND POST-INTERVENTION SCORES WERE ANALYZED USING ANALYSIS OF VARIANCE USING SPSS (VERSION 24.0). SIGNIFICANCE WAS SET AT AN ALPHA LEVEL OF P = 0.05. THE YOGA GROUP SHOWED A SMALL NONSIGNIFICANT DECREASE (-1.2% +/- 21.4%, P = 0.05) IN HAMSTRING FLEXIBILITY COMPARED TO THE CONTROL GROUP WHICH DEMONSTRATED A LARGE SIGNIFICANT DECREASE (-14.8% +/- 23.7%) (MEAN % CHANGE +/- 95% CONFIDENCE INTERVAL [CI], P < 0.05). THE YOGA GROUP ALSO SHOWED MINOR NONSIGNIFICANT IMPROVEMENTS IN SPRINT TIMES -3.2% +/- 10.4%, -0.7% +/- 9.0% FOR THE 5 AND 10 M SPRINTS, RESPECTIVELY, (MEAN % CHANGE +/- 95% CI) COMPARED TO CONTROLS -0.4% +/- 10.2%, 0.4% +/- 7.9%. CONCLUSIONS: FINDINGS SUGGEST THAT COMPLETING A STRUCTURED YOGA INTERVENTION ALONGSIDE NORMAL RUGBY TRAINING DURING THE RUGBY SEASON, YOGA HELPED RUGBY PLAYERS MAINTAIN THEIR HAMSTRING FLEXIBILITY BUT DID LITTLE TO IMPROVE SPRINT PERFORMANCE DURING THE SEASON. 2021
7 1301 31 HATHA YOGA ON BODY BALANCE. BACKGROUND: A GOOD BODY BALANCE REQUIRES A PROPER FUNCTION OF VESTIBULAR, VISUAL, AND SOMATOSENSORY SYSTEMS WHICH CAN BE REACH WITH EXERCISE PRACTICE AND/OR YOGA. AIM: TO DETERMINE THE EFFECTS OF A 5-MONTH HATHA YOGA TRAINING PROGRAM ON BODY BALANCE IN YOUNG ADULTS. MATERIALS AND METHODS: THIS STUDY USED A CONTROLLED, NONRANDOMIZED DESIGN, WHERE THE EXPERIMENTAL GROUP UNDERWENT A 5-MONTH TRAINING PROGRAM AND WERE THEN COMPARED WITH THE CONTROL GROUP THAT HAD A SEDENTARY LIFESTYLE. A CONVENIENCE SAMPLE OF 34 OUT OF 40 MEN AGED 25-55 YEARS OLD (34.0 +/- 0.9) WERE DEEMED ELIGIBLE FOR THIS STUDY. THEY WERE RANDOMLY DIVIDED INTO TWO GROUPS: EXPERIMENTAL AND CONTROL GROUPS. SUBJECTS IN THE EXPERIMENTAL GROUP WERE ENGAGED IN 60 MIN SESSIONS OF HATHA YOGA THREE TIMES A WEEK FOR 5 MONTHS. WE EVALUATED POSTURAL CONTROL BY MEASURING THE LIMIT OF STABILITY AND VELOCITY OF OSCILLATION (VOS) IN THREE CONDITIONS OF THE BALANCE REHABILITATION UNIT (BRU) AND THROUGH FIELD PROCEDURES (FOUR POSITION, PLANE, FLAMINGO, HOPSCOTCH, AND DYNAMIC TEST). RESULTS: WE OBSERVED DIFFERENCES (P < 0.05) IN POSTINTERVENTION SCORES BETWEEN THE GROUPS REGARDLESS OF BRU PARAMETERS AND FIELD PROCEDURES (EXCEPT FOR FLAMINGO) EVEN AFTER ADJUSTING FOR PREINTERVENTION SCORES, SUGGESTING THAT THESE CHANGES WERE INDUCED BY HATHA YOGA TRAINING. THE PARTIAL ETA SQUARED ON BRU PARAMETERS RANGED FROM 0.78 (VOS1)-0.97 (COP2), AND FROM 0.00 (FLAMINGO)-0.94 (FOUR POSITION) FOR THE FIELD PROCEDURES. CONCLUSIONS: OUR RESULTS PROVIDE SUBSTANTIAL EVIDENCE THAT POSTURAL CONTROL IN HEALTHY YOUNG ADULTS CAN BE IMPROVED THROUGH PRACTICING HATHA YOGA. 2014
8 2833 35 YOGA'S EFFECT ON FALLS IN RURAL, OLDER ADULTS. BACKGROUND: UNINTENTIONAL FALLS AFFECT 30% OF PEOPLE OVER AGE 65 YEARS. YOGA HAS BEEN SHOWN TO IMPROVE BALANCE. WE DESIGNED THIS STUDY TO EXAMINE IF YOGA REDUCES FALLS. METHODS: WE CONDUCTED 16 SESSIONS OF HATHA YOGA OVER 8 WEEKS. PARTICIPANTS WERE RANDOMLY ASSIGNED TO PRACTICE 10MIN OF YOGA DAILY AT HOME IN ADDITION TO 5-MIN RELAXATION EXERCISES OR RELAXATION EXERCISES ONLY (CONTROL GROUP). RESULTS: OF THE 38 PARTICIPANTS COMPLETING THE INTERVENTION, 15 PARTICIPANTS REPORTED A TOTAL OF 27 FALLS IN THE 6-MONTHS BEFORE THE STUDY, COMPARED TO 13 PARTICIPANTS SUSTAINING 14 FALLS IN THE 6 MONTHS FROM THE START OF THE STUDY (P<0.047), WITHOUT DIFFERENCE BETWEEN YOGA HOME-EXERCISE AND HOME RELAXATION-ONLY GROUPS. COMPARED TO BASELINE SCORES, ALL PARTICIPANTS IMPROVED ON THE BERG BALANCE SCALE (53-54 OUT OF 56, P=0.002), THE FUNCTIONAL GAIT ASSESSMENT (22.9-25.8 OUT OF 30 POINTS, P<0.001), AND THE DYNAMIC GAIT INDEX (20.6-22.4 OUT OF 24 POINTS, P<0.001). RIGHT LEG STAND TIME IMPROVED FROM A MEAN OF 13.3S TO 17.1S (P=0.020) AND STANDING FORWARD REACH DISTANCE FROM 26.0CM TO 29.6CM (P<0.001). WITHOUT DIFFERENCE BETWEEN GROUPS. CONFIDENCE, WITH THE ACTIVITIES-SPECIFIC BALANCE CONFIDENCE SCALE, INCREASED IN THE YOGA HOME-EXERCISE GROUP (88%-93%, P=0.037) COMPARED TO 90% UNCHANGED FROM PRE-INTERVENTION IN THE HOME RELAXATION-ONLY GROUP. CONCLUSION: YOGA CLASSES REDUCE SELF-REPORTED FALLS AND IMPROVE BALANCE MEASURES. THE ADDITION OF HOME YOGA EXERCISES DID NOT ENHANCE BENEFIT OVER RELAXATION EXERCISE ONLY. 2017
9 53 30 A COMPARATIVE STUDY OF THE EFFECTS OF YOGA AND CLINICAL PILATES TRAINING ON WALKING, COGNITION, RESPIRATORY FUNCTIONS, AND QUALITY OF LIFE IN PERSONS WITH MULTIPLE SCLEROSIS: A QUASI-EXPERIMENTAL STUDY. OBJECTIVE: THE PURPOSE WAS TO INVESTIGATE THE EFFECTS OF YOGA AND CLINICAL PILATES TRAINING ON WALKING, RESPIRATORY MUSCLE STRENGTH, COGNITION, AND QUALITY OF LIFE AND COMPARE THE EFFECTS OF TWO POPULAR EXERCISE METHODS IN PERSONS WITH MULTIPLE SCLEROSIS (PWMS). METHODS: TWENTY-EIGHT PWMS (PILATES GROUP = 16, YOGA GROUP = 12) RECEIVED THE PROGRAM ONCE A WEEK FOR EIGHT WEEKS IN ADDITION TO HOME EXERCISES. AT BASELINE AND THE END OF THE TRAINING, PARTICIPANTS UNDERWENT ASSESSMENTS. THE OUTCOME MEASURES WERE WALKING SPEED, MOBILITY, BALANCE CONFIDENCE, RESPIRATORY MUSCLE STRENGTH, COGNITION, AND QUALITY OF LIFE. RESULTS: FOLLOWING THE PROGRAM, THERE WAS NO SIGNIFICANT DIFFERENCE IN MOBILITY (P = 0.482), PERCEIVED WALKING QUALITY (P = 0.325), RESPIRATORY MUSCLE STRENGTH (MAXIMUM INSPIRATORY PRESSURE: P = 0.263, MAXIMUM EXPIRATORY PRESSURE: P = 0.866), AND COGNITION (SYMBOL DIGIT MODALITIES TEST: P = 0.324, CALIFORNIA VERBAL LEARNING TEST-II: P = 0.514, BRIEF VISUOSPATIAL MEMORY TEST-REVISED: P = 0.279) BETWEEN THE TWO GROUPS. IMPROVEMENTS WERE HIGHER IN BALANCE CONFIDENCE (P = 0.006), WALKING SPEED (P = 0.004), AND QUALITY OF LIFE (P = 0.019) IN THE CLINICAL PILATES GROUP COMPARED TO THE YOGA GROUP. CONCLUSION: THIS STUDY SHOWED POSITIVE EFFECTS IN WALKING AND RESPIRATORY ASPECTS IN PWMS WHO RECEIVED YOGA AND CLINICAL PILATES TRAINING. PILATES TRAINING WAS SUPERIOR IN IMPROVING WALKING SPEED, QUALITY OF LIFE, AND BALANCE CONFIDENCE COMPARED TO YOGA TRAINING. 2021
10 2823 35 YOGA VERSUS AEROBIC ACTIVITY: EFFECTS ON SPIROMETRY RESULTS AND MAXIMAL INSPIRATORY PRESSURE. OBJECTIVE: TO CLARIFY WHETHER, IN HEALTHY INDIVIDUALS, PRACTICING YOGA CAN MODIFY MAXIMAL INSPIRATORY PRESSURE AND SPIROMETRIC INDICES WHEN COMPARED WITH THE PRACTICE OF AEROBIC EXERCISE. MEYHODS: A CONTROLLED CLINICAL TRIAL. A TOTAL OF 31 HEALTHY VOLUNTEERS WERE ALLOCATED TO PRACTICE AEROBIC EXERCISE (N = 15) OR TO PRACTICE YOGA (N = 16). THOSE IN THE FIRST GROUP SERVED AS CONTROLS AND ENGAGED IN AEROBIC EXERCISE FOR 45-60 MINUTES, TWICE A WEEK FOR THREE MONTHS. THOSE IN THE SECOND GROUP PRACTICED SELECTED YOGIC TECHNIQUES, ALSO IN SESSIONS OF 45-60 MINUTES, TWICE A WEEK FOR THREE MONTHS. FORCED VITAL CAPACITY, FORCED EXPIRATORY VOLUME IN ONE SECOND AND MAXIMAL INSPIRATORY PRESSURE WERE MEASURED BEFORE AND AFTER THE THREE MONTHS OF TRAINING. RESULTS: NO SIGNIFICANT ALTERATIONS WERE SEEN IN THE SPIROMETRIC INDICES. A SLIGHT, ALTHOUGH NOT SIGNIFICANT, IMPROVEMENT IN MAXIMAL INSPIRATORY PRESSURE WAS SEEN IN BOTH GROUPS. HOWEVER, THERE WAS A SIGNIFICANT DIFFERENCE, SEEN IN BOTH GENDERS, BETWEEN THE ABSOLUTE DELTA (FINAL VALUE MINUS BASELINE VALUE) OF MAXIMAL INSPIRATORY PRESSURE FOR THE GROUP PRACTICING YOGA AND THAT OBTAINED FOR THE GROUP ENGAGING IN AEROBIC EXERCISE (MALES: 19.5 CM H2O VERSUS 2.8 CM H2O, P = 0.05; FEMALES: 20 CM H2O VERSUS 3.9 CM H2O, P = 0.01). CONCLUSION: NEITHER YOGA NOR AEROBIC EXERCISE PROVIDED A STATISTICALLY SIGNIFICANT IMPROVEMENT IN MAXIMAL INSPIRATORY PRESSURE AFTER THREE MONTHS. HOWEVER, THE ABSOLUTE VARIATION IN MAXIMAL INSPIRATORY PRESSURE WAS GREATER AMONG THOSE PRACTICING YOGA. 2006
11 2070 27 THE EFFECT OF A HATHA YOGA PRACTICE ON HAMSTRING FLEXIBILITY. PURPOSE: TO DETERMINE THE EFFECT OF A 7-WEEK HATHA YOGA INTERVENTION ON HAMSTRINGS FLEXIBILITY USING A DIGITAL GONIOMETER. IT WAS HYPOTHESIZED THAT HAMSTRING FLEXIBILITY WILL INCREASE IN A YOUNG HEALTHY ADULT POPULATION. METHODS: THIRTY-ONE COLLEGE-AGED MALES AND FEMALES (MAGE= 21 +/- 2.62) YEARS PARTICIPATED IN 110 MINUTES TWICE PER WEEK FOR A 7-WEEK PROGRESSIVE YOGA INTERVENTION. PRE AND POST-TEST MEASUREMENTS WERE TAKEN TO DETERMINE HAMSTRING FLEXIBILITY ON THE RIGHT AND LEFT LEG USING A DIGITAL GONIOMETER. RESULTS: A PAIRED SAMPLES T-TEST INDICATED A SIGNIFICANT DIFFERENCE IN THE PRE AND POST-TEST ON HAMSTRING FLEXIBILITY (P < .05). RESULTS FOR THE RIGHT LEG PRE-TEST (T(30) = -6.64, P <0.05, 95% CI (-6.14, -3.25), D = 0.77. P < 0.05 AS WELL AS A SIGNIFICANT DIFFERENCE IN THE LEFT PRE AND POST-ROM (T(30) = -6.93, P <0.05, 95% CI (-2.97, -6.79), D = 0.52, P < 0.05 INDICATED AN IMPROVEMENT AFTER THE INTERVENTION. AVERAGE RANGE OF MOTION INCREASE WAS 4 DEGREES IN BOTH LEGS. CONCLUSION: HAMSTRING FLEXIBILITY CAN BE IMPROVED WITH A PROGRESSIVE 7-WEEK HATHA YOGA SESSION AND MAY BE USED AS A MODALITY TO IMPROVE FLEXIBILITY AND FUNCTION IN ACTIVITIES OF DAILY LIVING AS WELL AND ATHLETIC PERFORMANCE. 2021
12 2905 32 [LONG-TERM EFFECTS OF BREATHING EXERCISES AND YOGA IN PATIENTS WITH BRONCHIAL ASTHMA]. TO COMPARE THE EFFECTS OF BREATHING EXERCISES (BE) OR YOGA (Y) ON THE COURSE OF BRONCHIAL ASTHMA WE STUDIED 36 SUBJECTS WITH A MILD DISEASE. THE PATIENTS WERE RANDOMLY DIVIDED INTO 3 GROUPS. 2 OF THEM PARTICIPATED IN A 3 WEEKS TRAINING PROGRAM OF BE OR Y WHILE THE THIRD GROUP RESTED WITHOUT ANY ADDITIONAL TREATMENT (CONTROL GROUP, C). AT THE END OF THE TRAINING PERIOD THE PATIENTS WERE ASKED TO PRACTISE BE OR Y ON THEIR OWN. DRUG THERAPY AND LUNG FUNCTION PARAMETERS BEFORE AND AFTER A BETA 2-AGONIST METERED DOSE INHALER (ALBUTEROL, ALB) WERE RECORDED PRIOR TO THE TRAINING PROGRAM AND IN 4 WEEKS INTERVALS FOR 4 MONTHS THEREAFTER. THE RESPONSE TO THE BETA 2-AGONIST WAS DOCUMENTED CONTINUOUSLY IN 28 PATIENTS. THE MENTAL STATE OF THE PATIENTS WAS ELUCIDATED BY QUESTIONNAIRES.--PRIOR TO THE STUDY A SIGNIFICANT EFFECT OF INHALED ALB ON THE FEV1 WAS SHOWN WITHOUT ANY SIGNIFICANT BETWEEN GROUP DIFFERENCES. BOTH, BE AND Y, CAUSED A SIGNIFICANT AMELIORATION OF THE MENTAL STATE BUT ONLY THE BE INDUCED A SIGNIFICANT IMPROVEMENT OF LUNG FUNCTION PARAMETERS COMPARED TO THE INDIVIDUAL BASELINE VALUES. THE FEV1 INCREASED SIGNIFICANTLY BY 356.3 +/- 146.2 ML (P < 0.05) AND THE VC BY 225.0 +/- 65.5 ML (P < 0.01). THESE LONG-TERM CHANGES WERE NOT SIGNIFICANTLY DIFFERENT FROM THE ACTUAL RESPONSE TO ALB. BE DECREASED THE RV SIGNIFICANTLY BY 306.3 +/- 111.6 ML (P < 0.05), AN EFFECT SIGNIFICANTLY HIGHER COMPARED TO THE BETA 2-AGONIST (P < 0.01). BE IN COMBINATION WITH ALB CAUSED AN ADDITIVE EFFECT.(ABSTRACT TRUNCATED AT 250 WORDS) 1994
13 387 35 BENEFITS OF THAI YOGA ON PHYSICAL MOBILITY AND LOWER LIMB MUSCLE STRENGTH IN OVERWEIGHT/OBESE OLDER WOMEN: A RANDOMIZED CONTROLLED PILOT TRIAL. BACKGROUND AND PURPOSE: ALTHOUGH THAI YOGA (TY) IS REPORTED TO IMPROVE HEALTH-RELATED FITNESS FOR THE ELDERLY, NO STUDY HAS YET CARRIED OUT THE EFFECT OF TY PROGRAM ON PHYSICAL MOBILITY AND LOWER-LIMB MUSCLE STRENGTH IN OVERWEIGHT/OBESE OLDER WOMEN. MATERIALS AND METHODS: IN A RANDOMIZED CONTROLLED PILOT DESIGN, TWENTY-TWO SEDENTARY WOMEN WITH A BMI >/= 23 KG/M(2), AGED 62 +/- 1 YEARS WERE RANDOMLY ASSIGNED TO EITHER A TY GROUP FOR 60 MIN, 3 TIMES A WEEK OR TO A "NO EXERCISE" CONTROL (CON) GROUP. SIT AND REACH (SRT), FUNCTIONAL REACH (FRT) AND 30-S CHAIR STAND (CST-30), 8-FOOT UP AND GO (8UGT), 6-MIN WALK (6MWT)) AND LOWER-LIMB MUSCLE STRENGTH WERE MEASURED AT THE BEGINNING, 4, AND 8 WEEKS. RESULTS: AT WEEK 4, A SIGNIFICANT BETWEEN GROUPS WAS OBTAINED IN CST-30, 8UGT, AND 6MWT. AT WEEK 8, FRT, 8UGT, 6MWT AND KNEE FLEXOR AND EXTENSOR MUSCLE STRENGTH WERE IMPROVED IN THE TY OVER THE CON. SIGNIFICANT IMPROVEMENT WAS FOUND IN ALL VARIABLES WITHIN THE TY, BUT NO CHANGE WAS OBSERVED IN THE CON. CONCLUSION: AN 8-WEEK TY PROGRAM APPEARS TO PROVIDE BENEFICIAL IMPROVEMENTS IN PHYSICAL MOBILITY IN OVERWEIGHT/OBESE OLDER WOMEN. 2021
14 2576 37 YOGA FOR FUNCTIONAL FITNESS IN ADULTS WITH INTELLECTUAL AND DEVELOPMENTAL DISABILITIES. BACKGROUND: YOGA IS AN EFFECTIVE INTERVENTION TO IMPROVE FUNCTIONAL FITNESS IN ADULTS WITH AND WITHOUT DISABILITIES, BUT LITTLE RESEARCH EXISTS REGARDING YOGA'S IMPACT ON FUNCTIONAL FITNESS FOR INDIVIDUALS WITH INTELLECTUAL AND DEVELOPMENTAL DISABILITIES (IDDS). AIMS: THE PURPOSE OF THIS STUDY WAS TO EXAMINE THE BENEFITS OF A GROUP YOGA INTERVENTION ON THE FUNCTIONAL FITNESS OF ADULTS WITH IDDS. METHODS AND MATERIALS: THIS YOGA INTERVENTION INCLUDED 12 SESSIONS OF YOGA OVER 7 WEEKS (60-MIN SESSIONS TWICE A WEEK) AT A SPECIAL POPULATION RECREATION AND LEISURE PROGRAM. THE FUNCTIONAL FITNESS TEST WAS USED TO EXAMINE PHYSICAL FUNCTIONING BEFORE AND AFTER THE YOGA INTERVENTION. RESULTS AND CONCLUSIONS: EIGHT ADULTS COMPLETED THE BASELINE AND POSTTEST MEASURES (AGE MEAN = 31; STANDARD DEVIATION = 6.55; 50% MALE). THERE WERE SIGNIFICANT IMPROVEMENTS IN LOWER-BODY STRENGTH (9.00 +/- 4.63 VS. 11.50 +/- 3.16, P = 0.04, 28% IMPROVEMENT), UPPER-BODY STRENGTH (11.25 +/- 3.54 VS. 14.25 +/- 3.37, P = 0.018, 27% IMPROVEMENT), AND AGILITY AND BALANCE (9.29 +/- 4.1 VS. 6.60 +/- 1.54, P = 0.036, 29% IMPROVEMENT). FUNCTIONAL FITNESS OFTEN DECLINES FOR PEOPLE WITH IDD AT A FASTER RATE THAN THE GENERAL POPULATION; THUS, THESE SIGNIFICANT CHANGES INDICATE THAT A YOGA INTERVENTION MAY ENHANCE FUNCTIONAL FITNESS FOR PEOPLE WITH IDD. CLINICIANS OR OTHER HEALTHCARE PROVIDERS MIGHT CONSIDER YOGA AS A MEANS TO IMPROVE FUNCTIONAL FITNESS IN ADULTS WITH IDDS. 2020
15 967 37 EFFECTS OF AEROBIC EXERCISE TRAINING AND YOGA ON THE BAROREFLEX IN HEALTHY ELDERLY PERSONS. IT IS UNCLEAR WHETHER THE AGE-ASSOCIATED REDUCTION IN BAROREFLEX SENSITIVITY IS MODIFIABLE BY EXERCISE TRAINING. THE EFFECTS OF AEROBIC EXERCISE TRAINING AND YOGA, A NON-AEROBIC CONTROL INTERVENTION, ON THE BAROREFLEX OF ELDERLY PERSONS WAS DETERMINED. BAROREFLEX SENSITIVITY WAS QUANTIFIED BY THE ALPHA-INDEX, AT HIGH FREQUENCY (HF; 0.15-0.35 HZ, REFLECTING PARASYMPATHETIC ACTIVITY) AND MID-FREQUENCY (MF; 0.05-0.15 HZ, REFLECTING SYMPATHETIC ACTIVITY AS WELL), DERIVED FROM SPECTRAL AND CROSS-SPECTRAL ANALYSIS OF SPONTANEOUS FLUCTUATIONS IN HEART RATE AND BLOOD PRESSURE. TWENTY-SIX (10 WOMEN) SEDENTARY, HEALTHY, NORMOTENSIVE ELDERLY (MEAN 68 YEARS, RANGE 62-81 YEARS) SUBJECTS WERE STUDIED. FOURTEEN (4 WOMEN) OF THE SEDENTARY ELDERLY SUBJECTS COMPLETED 6 WEEKS OF AEROBIC TRAINING, WHILE THE OTHER 12 (6 WOMEN) SUBJECTS COMPLETED 6 WEEKS OF YOGA. HEART RATE DECREASED FOLLOWING YOGA (69 +/- 8 VS. 61 +/- 7 MIN-1, P < 0.05) BUT NOT AEROBIC TRAINING (66 +/- 8 VS. 63 +/- 9 MIN-1, P = 0.29). VO2 MAX INCREASED BY 11% FOLLOWING YOGA (P < 0.01) AND BY 24% FOLLOWING AEROBIC TRAINING (P < 0.01). NO SIGNIFICANT CHANGE IN ALPHA MF (6.5 +/- 3.5 VS. 6.2 +/- 3.0 MS MMHG-1, P = 0.69) OR ALPHA HF (8.5 +/- 4.7 VS. 8.9 +/- 3.5 MS MMHG-1, P = 0.65) OCCURRED AFTER AEROBIC TRAINING. FOLLOWING YOGA, ALPHA HF (8.0 +/- 3.6 VS. 11.5 +/- 5.2 MS MMHG-1, P < 0.01) BUT NOT ALPHA MF (6.5 +/- 3.0 VS. 7.6 +/- 2.8 MS MMHG-1, P = 0.29) INCREASED. SHORT-DURATION AEROBIC TRAINING DOES NOT MODIFY THE ALPHA-INDEX AT ALPHA MF OR ALPHA HF IN HEALTHY NORMOTENSIVE ELDERLY SUBJECTS. ALPHA HF BUT NOT ALPHA MF INCREASED FOLLOWING YOGA, SUGGESTING THAT THESE PARAMETERS ARE MEASURING DISTINCT ASPECTS OF THE BAROREFLEX THAT ARE SEPARATELY MODIFIABLE. 1997
16 2814 33 YOGA TRAINING AND MOTOR SPEED BASED ON A FINGER TAPPING TASK. A FINGER TAPPING TASK WAS USED TO ASSESS MOTOR SPEED (MS) OF BOTH HANDS IN 53 ADULTS AND 152 CHILDREN BEFORE AND AFTER YOGA TRAINING AND IN 38 ADULTS OF A NON-YOGA (CONTROL) GROUP. ALL SUBJECTS WERE RIGHT HAND DOMINANT. THE 30-SECOND TAPPING SPEED (TS) TEST WAS CONSIDERED AS THREE TIME INTERVALS, I.E. 0-10 SECOND (TS1), 10-20 SECONDS (TS2) AND 20-30 SECONDS (TS3). THERE WAS A SIGNIFICANT (STUDENT'S T-TEST) INCREASE IN ALL THREE TS VALUES FOLLOWING 10 DAYS OF YOGA IN CHILDREN AND 30 DAYS OF YOGA IN ADULTS. HOWEVER FOR BOTH GROUPS AT BASELINE AND FINAL ASSESSMENTS, TS2 AND TS3 WERE SIGNIFICANTLY LOWER THAN TS1. HENCE THE TS WAS INCREASED AFTER YOGA TRAINING DURING THE FIRST 10-SECONDS OF THE TEST BUT NOT DURING THE NEXT 20 SECONDS. THESE RESULTS SUGGEST AN INCREASE IN MOTOR SPEED FOR REPETITIVE FINGER MOVEMENTS FOLLOWING YOGA TRAINING, BUT NOT IN STRENGTH OR ENDURANCE, AS THE INCREASE WAS NOT SUSTAINED OVER 30 SEC. 1999
17 996 47 EFFECTS OF INSPIRATORY MUSCLE TRAINING AND YOGA BREATHING EXERCISES ON RESPIRATORY MUSCLE FUNCTION IN INSTITUTIONALIZED FRAIL OLDER ADULTS: A RANDOMIZED CONTROLLED TRIAL. BACKGROUND: IN OLDER ADULTS, RESPIRATORY FUNCTION MAY BE SERIOUSLY COMPROMISED WHEN A MARKED DECREASE OF RESPIRATORY MUSCLE (RM) STRENGTH COEXISTS WITH COMORBIDITY AND ACTIVITY LIMITATION. RESPIRATORY MUSCLE TRAINING HAS BEEN WIDELY STUDIED AND RECOMMENDED AS A TREATMENT OPTION FOR PEOPLE WHO ARE UNABLE TO PARTICIPATE IN WHOLE-BODY EXERCISE TRAINING (WBET); HOWEVER, THE EFFECTS OF INSPIRATORY MUSCLE TRAINING AND YOGA BREATHING EXERCISES ON RM FUNCTION REMAIN UNKNOWN, SPECIFICALLY IN IMPAIRED OLDER ADULTS. PURPOSE: TO EVALUATE THE EFFECTS OF INSPIRATORY THRESHOLD TRAINING (ITT) AND YOGA RESPIRATORY TRAINING (YRT) ON RM FUNCTION IN INSTITUTIONALIZED FRAIL OLDER ADULTS. METHODS: EIGHTY-ONE RESIDENTS (90% WOMEN; MEAN AGE, 85 YEARS), WHO WERE UNABLE TO PERFORM WBET (INABILITY TO INDEPENDENTLY WALK MORE THAN 10 M), WERE RANDOMLY ASSIGNED TO A CONTROL GROUP OR ONE OF THE 2 EXPERIMENTAL GROUPS (ITT OR YRT). EXPERIMENTAL GROUPS PERFORMED A SUPERVISED INTERVAL-BASED TRAINING PROTOCOL, EITHER THROUGH THRESHOLD INSPIRATORY MUSCLE TRAINING DEVICE OR YOGA BREATHING EXERCISES, WHICH LASTED 6 WEEKS (5 DAYS PER WEEK). OUTCOME MEASURES WERE COLLECTED AT 4 TIME POINTS (PRETRAINING, INTERMEDIATE, POSTTRAINING, AND FOLLOW-UP) AND INCLUDED THE MAXIMUM RESPIRATORY PRESSURES (MAXIMUM INSPIRATORY PRESSURE [MIP] AND MAXIMUM EXPIRATORY PRESSURE [MEP]) AND THE MAXIMUM VOLUNTARY VENTILATION (MVV). RESULTS: SEVENTY-ONE RESIDENTS COMPLETED THE STUDY: CONTROL (N = 24); ITT (N = 23); YRT (N = 24). THE TREATMENT ON HAD A SIGNIFICANT EFFECT ON MIP YRT (F(6,204) = 6.755, P < .001, ETA2 = 0.166), MEP (F(6,204) = 4.257, P < .001, ETA2 = 0.111), AND MVV (F(6,204) = 5.322, P < .001, ETA2 = 0.135). ANALYSES SHOWED THAT THE YRT GROUP HAD A GREATER INCREASE OF RM STRENGTH (MIP AND MEP) AND ENDURANCE (MVV) THAN CONTROL AND/OR ITT GROUPS. CONCLUSION: YOGA RESPIRATORY TRAINING APPEARS TO BE AN EFFECTIVE AND WELL-TOLERATED EXERCISE REGIMEN IN FRAIL OLDER ADULTS AND MAY THEREFORE BE A USEFUL ALTERNATIVE TO ITT OR NO TRAINING, TO IMPROVE RM FUNCTION IN OLDER POPULATION, WHEN WBET IS NOT POSSIBLE. 2014
18 277 23 ADDITIONAL PRACTICE OF YOGA BREATHING WITH INTERMITTENT BREATH HOLDING ENHANCES PSYCHOLOGICAL FUNCTIONS IN YOGA PRACTITIONERS: A RANDOMIZED CONTROLLED TRIAL. BACKGROUND AND OBJECTIVE: THE PRACTICE OF YOGA IS ASSOCIATED WITH ENHANCED PSYCHOLOGICAL WELLBEING. THE CURRENT STUDY ASSESSED THE CORRELATION BETWEEN THE DURATION OF YOGA PRACTICE WITH STATE MINDFULNESS, MIND-WANDERING AND STATE ANXIETY. ALSO, WE EXAMINED IF AN ADDITIONAL 20 MIN OF YOGA BREATHING WITH INTERMITTENT BREATH HOLDING (EXPERIMENTAL GROUP) FOR 8 WEEKS WOULD AFFECT THESE PSYCHOLOGICAL VARIABLES MORE THAN REGULAR YOGA PRACTICE (CONTROL GROUP) ALONE. METHODS: ONE HUNDRED SIXTEEN SUBJECTS WERE RANDOMLY ASSIGNED TO EXPERIMENTAL (N = 60) AND CONTROL (N = 56) GROUPS. STATE MINDFULNESS ATTENTION AWARENESS SCALE (SMAAS), MIND-WANDERING QUESTIONNAIRE (MWQ) AND STATE ANXIETY INVENTORY WERE ADMINISTERED AT BASELINE AND AT THE END OF 8 WEEKS. RESULTS: BASELINE ASSESSMENT REVEALED A POSITIVE CORRELATION BETWEEN DURATION OF YOGA PRACTICE WITH SMAAS SCORES AND NEGATIVE CORRELATION WITH MWQ AND STATE ANXIETY SCORES. AT THE END OF 8 WEEKS, BOTH GROUPS DEMONSTRATED ENHANCED PSYCHOLOGICAL FUNCTIONS, BUT THE EXPERIMENTAL GROUP RECEIVING ADDITIONAL YOGA BREATHING PERFORMED BETTER THAN THE GROUP PRACTICING YOGA ALONE. CONCLUSION: AN ADDITIONAL PRACTICE OF YOGA BREATHING WITH INTERMITTENT BREATH HOLDING WAS FOUND TO ENHANCE THE PSYCHOLOGICAL FUNCTIONS IN YOUNG ADULT YOGA PRACTITIONERS. 2018
19 943 31 EFFECTS OF A 12-WEEK HATHA YOGA INTERVENTION ON CARDIORESPIRATORY ENDURANCE, MUSCULAR STRENGTH AND ENDURANCE, AND FLEXIBILITY IN HONG KONG CHINESE ADULTS: A CONTROLLED CLINICAL TRIAL. OBJECTIVE. TO EXAMINE THE EFFECTS OF A 12-WEEK HATHA YOGA INTERVENTION ON CARDIORESPIRATORY ENDURANCE, MUSCULAR STRENGTH AND ENDURANCE, AND FLEXIBILITY IN CHINESE ADULTS. METHODS. 173 ADULTS (AGED 52.0 +/- 7.5 YEARS) WERE ASSIGNED TO EITHER THE YOGA INTERVENTION GROUP (N = 87) OR THE WAITLIST CONTROL GROUP (N = 86). 19 DROPPED OUT FROM THE STUDY. PRIMARY OUTCOMES WERE CHANGES IN CARDIORESPIRATORY ENDURANCE (RESTING HEART RATE (HR) AND MAXIMAL OXYGEN UPTAKE (VO2MAX)), MUSCULAR STRENGTH AND ENDURANCE (CURL-UP AND PUSH-UP TESTS), AND LOWER BACK AND HAMSTRING FLEXIBILITY (THE MODIFIED BACK-SAVER SIT-AND-REACH (MBS) TEST). RESULTS. COMPARED TO CONTROLS, THE YOGA GROUP ACHIEVED SIGNIFICANT IMPROVEMENTS IN VO2MAX (P < 0.01), CURL-UP (P < 0.05) AND PUSH-UP (P < 0.001) TESTS, AND THE MBS LEFT AND RIGHT LEG TESTS (BOTH P < 0.001) IN BOTH GENDERS. SIGNIFICANT CHANGE WAS ALSO FOUND FOR RESTING HR BETWEEN GROUPS IN WOMEN (P < 0.05) BUT NOT IN MEN. FURTHER ANALYSIS COMPARING PARTICIPANTS BETWEEN YOUNGER AND OLDER SUBGROUPS YIELDED SIMILAR FINDINGS, EXCEPT THAT THE OLDER PARTICIPANTS IN THE YOGA GROUP FAILED TO IMPROVE RESTING HR OR THE CURL-UP TEST VERSUS CONTROL. ADHERENCE (89%) AND ATTENDANCE (94%) WERE HIGH. NO SERIOUS ADVERSE EVENTS OCCURRED. CONCLUSION. A 12-WEEK HATHA YOGA INTERVENTION HAS FAVORABLE EFFECTS ON CARDIORESPIRATORY ENDURANCE, MUSCULAR STRENGTH AND ENDURANCE, AND FLEXIBILITY IN CHINESE ADULTS. 2015
20 2100 33 THE EFFECT OF YOGA ON ARM VOLUME, STRENGTH, AND RANGE OF MOTION IN WOMEN AT RISK FOR BREAST CANCER-RELATED LYMPHEDEMA. OBJECTIVES: TO ASSESS THE FEASIBILITY, SAFETY, AND INITIAL ESTIMATES OF EFFICACY OF A YOGA PROGRAM IN POSTOPERATIVE CARE FOR WOMEN AT HIGH RISK FOR BREAST CANCER-RELATED LYMPHEDEMA (BCRL). DESIGN: SINGLE-GROUP PRETEST-POST-TEST DESIGN. SETTINGS/LOCATION: PATIENTS WERE RECRUITED FROM THE UNIVERSITY OF CALIFORNIA, SAN FRANCISCO CAROL FRANC BUCK BREAST CARE CENTER. SUBJECTS: TWENTY-ONE WOMEN WERE ENROLLED IN THE STUDY. WOMEN WERE >18 YEARS OF AGE, HAD UNDERGONE SURGICAL TREATMENT FOR BREAST CANCER, AND WERE AT HIGH RISK FOR BCRL. INTERVENTION: THE WOMEN PARTICIPATED IN AN ASHTANGA YOGA INTERVENTION FOR 8 WEEKS. SESSIONS CONSISTED OF ONCE/WEEK INSTRUCTOR-LED PRACTICE AND ONCE/WEEK HOME PRACTICE. PARTICULAR ATTENTION WAS GIVEN TO POSES THAT EMPHASIZED UPPER BODY STRENGTH AND FLEXIBILITY, WHILE AVOIDING SIGNIFICANT TIME WITH THE UPPER EXTREMITY (UE) IN A DEPENDENT POSITION. OUTCOME MEASURES: UE VOLUME WAS ASSESSED THROUGH CIRCUMFERENTIAL FOREARM MEASUREMENT, WHICH WAS CONVERTED TO VOLUME USING THE FORMULA FOR A TRUNCATED CONE. RANGE OF MOTION (ROM) WAS ASSESSED FOR THE SHOULDERS, ELBOWS, AND WRISTS, USING A STANDARD GONIOMETER. UE STRENGTH WAS ASSESSED FOR SHOULDER ABDUCTION, ELBOW FLEXION, WRIST FLEXION, AND GRIP USING A DYNAMOMETER. RESULTS: TWENTY WOMEN COMPLETED THE YOGA INTERVENTION, WITH 17 RETURNING FOR FINAL ASSESSMENT. MEAN AGE WAS 52 (+/-9.1) YEARS AND BODY MASS INDEX WAS 24.8 (+/-5.1) KG/M(2). POSTINTERVENTION, MEAN VOLUME IN THE AT-RISK UE WAS SLIGHTLY REDUCED (P = 0.397). ROM FOR SHOULDER FLEXION (P < 0.01) AND EXTERNAL ROTATION (P < 0.05) SIGNIFICANTLY INCREASED BILATERALLY. SHOULDER ABDUCTION ROM SIGNIFICANTLY IMPROVED FOR THE UNAFFECTED LIMB (P = 0.001). FOLLOWING INTERVENTION, STRENGTH IMPROVED ON THE AFFECTED SIDE FOR SHOULDER ABDUCTION AND GRIP STRENGTH, AND BILATERALLY FOR ELBOW FLEXION (P < 0.05 FOR ALL). CONCLUSIONS: THESE PRELIMINARY FINDINGS SUGGEST THAT YOGA IS FEASIBLE AND SAFE FOR WOMEN WHO ARE AT RISK FOR BCRL AND MAY RESULT IN SMALL IMPROVEMENTS IN SHOULDER ROM AND UE STRENGTH. 2018