1 1458 90 INFLUENCE OF YOGA ON BLOOD COAGULATION. YOGA IS KNOWN TO INDUCE BENEFICIAL EFFECTS ON PHYSIOLOGICAL, BIOCHEMICAL AND MENTAL FUNCTIONS IN MAN. ITS EFFECTS ON BLOOD COAGULATION ARE NOT KNOWN. A STUDY WAS CONDUCTED IN SEVEN PREVIOUSLY UNTRAINED MALE ADULTS WHO UNDERWENT A COMBINATION OF YOGIC EXERCISES, DAILY FOR ONE HOUR, OVER A PERIOD OF FOUR MONTHS. PARAMETERS OF BLOOD COAGULATION WERE ESTIMATED BEFORE AND AFTER THE END OF YOGA TRAINING. THE FOLLOWING CHANGES WERE OBSERVED: FIBRINOLYTIC ACTIVITY INCREASED SIGNIFICANTLY WITH A CONCOMITANT FALL IN FIBRINOGEN; ACTIVATED PARTIAL THROMBOPLASTIN TIME AND PLATELET AGGREGATION TIME WERE PROLONGED; BLOOD AND PLASMA PLATELETS SHOWED A RISE; AND BOTH HAEMOGLOBIN AND HEAMATOCRIT WERE RAISED AT THE END OF THE TRAINING. THESE FINDINGS SUGGEST THAT YOGA INDUCES A STATE OF BLOOD HYPOCOAGULABILITY. THE IMPACT OF YOGA ON PREVENTION OF CARDIOVASCULAR AND THROMBOTIC DISORDERS IS OBVIOUS. 1984 2 716 30 EFFECT OF INTEGRATED YOGA PRACTICES ON IMMUNE RESPONSES IN EXAMINATION STRESS - A PRELIMINARY STUDY. BACKGROUND: STRESS IS OFTEN ASSOCIATED WITH AN INCREASED OCCURRENCE OF AUTONOMIC, CARDIOVASCULAR, AND IMMUNE SYSTEM PATHOLOGY. THIS STUDY WAS DONE TO EVALUATE THE IMPACT OF STRESS ON PSYCHOLOGICAL, PHYSIOLOGICAL PARAMETERS, AND IMMUNE SYSTEM DURING MEDICAL TERM -ACADEMIC EXAMINATION AND THE EFFECT OF YOGA PRACTICES ON THE SAME. MATERIALS AND METHODS: THE STUDY WAS CARRIED OUT ON SIXTY FIRST-YEAR MBBS STUDENTS RANDOMLY ASSIGNED TO YOGA GROUP AND CONTROL GROUP (30 EACH). THE YOGA GROUP UNDERWENT INTEGRATED YOGA PRACTICES FOR 35 MINUTES DAILY IN THE PRESENCE OF TRAINED YOGA TEACHER FOR 12 WEEKS. CONTROL GROUP DID NOT UNDERGO ANY KIND OF YOGA PRACTICE OR STRESS MANAGEMENT. PHYSIOLOGICAL PARAMETERS LIKE HEART RATE, RESPIRATORY RATE, AND BLOOD PRESSURE WERE MEASURED. GLOBAL ASSESSMENT OF RECENT STRESS SCALE AND SPIELBERGERS STATE ANXIETY SCORE WERE ASSESSED AT BASELINE AND DURING THE EXAMINATION. SERUM CORTISOL LEVELS, IL-4, AND IFN-GAMMA LEVELS WERE DETERMINED BY ENZYME-LINKED IMMUNOSORBENT ASSAY TECHNIQUE. RESULT: IN THE YOGA GROUP, NO SIGNIFICANT DIFFERENCE WAS OBSERVED IN PHYSIOLOGICAL PARAMETERS DURING THE EXAMINATION STRESS, WHEREAS IN THE CONTROL GROUP, A SIGNIFICANT INCREASE WAS OBSERVED. LIKEWISE, THE INDICATORS OF PSYCHOLOGICAL STRESS SHOWED HIGHLY SIGNIFICANT DIFFERENCE IN CONTROL GROUP COMPARED WITH SIGNIFICANT DIFFERENCE IN YOGA GROUP. DURING THE EXAMINATION, THE INCREASE IN SERUM CORTICAL AND DECREASE IN SERUM IFN-GAMMA IN YOGA GROUP WAS LESS SIGNIFICANT (P<0.01) THAN IN THE CONTROL GROUP (P<0.001). BOTH THE GROUPS DEMONSTRATED AN INCREASE IN SERUM IL-4 LEVELS, THE CHANGES BEING INSIGNIFICANT FOR THE DURATION OF THE STUDY. CONCLUSION: YOGA RESISTS THE AUTONOMIC CHANGES AND IMPAIRMENT OF CELLULAR IMMUNITY SEEN IN EXAMINATION STRESS. 2011 3 300 25 AN ASSESSMENT OF A SEQUENCE OF YOGA EXERCISES TO PATIENTS WITH ARTERIAL HYPERTENSION. THIS QUASI-EXPERIMENTAL STUDY DESCRIBES THE EFFECTS OF A YOGA SEQUENCE FOLLOWING HEMODYNAMIC AND BIOCHEMICAL PARAMETERS IN PATIENTS WITH HYPERTENSION. THIRTY-THREE VOLUNTEERS PARTICIPATED IN THE STUDY (CONTROL = 16 AND YOGA = 17) FOR FOUR MONTHS. BLOOD PRESSURE MEASUREMENTS, CARDIAC AND RESPIRATORY RATE WERE COLLECTED MONTHLY, WHILE THE BIOCHEMICAL PROFILE WAS TAKEN AT THE BEGINNING AND END OF THE PROGRAM. TO ANALYZE THE DATA, STUDENT'S T TEST AND REPEATED MEASURES ANALYSES WERE PERFORMED. THE YOGA GROUP SHOWED A SIGNIFICANT REDUCTION OF SYSTOLIC BLOOD PRESSURE, HEART AND RESPIRATORY RATE (P < 0.05). AS FOR THE BIOCHEMICAL PROFILE, THE YOGA GROUP SHOWED CORRELATION COEFFICIENTS BETWEEN INITIAL VALUES AND FINAL RESPONSES GREATER THAN THE CONTROL OF FASTING GLUCOSE, TOTAL CHOLESTEROL, LDL-CHOLESTEROL AND TRIGLYCERIDES. THE ELABORATED SEQUENCE PRACTICE PROMOTED SIGNIFICANT CARDIOVASCULAR AND METABOLIC BENEFITS. THE YOGA EXERCISES PERFORMED IN THE PROPOSED SEQUENCE CONSTITUTE COMPLEMENTARY NON-PHARMACOLOGICAL CONTROL OF BLOOD PRESSURE IN PATIENTS WITH HYPERTENSION. 2013 4 1744 24 PHYSIOLOGICAL AND PSYCHOLOGICAL EFFECTS OF HATHA-YOGA EXERCISE IN HEALTHY WOMEN. HATHA-YOGA HAS BECOME INCREASINGLY POPULAR IN WESTERN COUNTRIES AS A METHOD FOR COPING WITH STRESS. HOWEVER, LITTLE IS KNOWN ABOUT THE PHYSIOLOGICAL AND PSYCHOLOGICAL EFFECTS OF YOGA PRACTICE. WE MEASURED HEART RATE, BLOOD PRESSURE, THE HORMONES CORTISOL, PROLACTIN AND GROWTH HORMONE AND CERTAIN PSYCHOLOGICAL PARAMETERS IN A YOGA PRACTICING GROUP AND A CONTROL GROUP OF YOUNG FEMALE VOLUNTEERS READING IN A COMFORTABLE POSITION DURING THE EXPERIMENTAL PERIOD. THERE WERE NO SUBSTANTIAL DIFFERENCES BETWEEN THE GROUPS CONCERNING ENDOCRINE PARAMETERS AND BLOOD PRESSURE. THE COURSE OF HEART RATE WAS SIGNIFICANTLY DIFFERENT, THE YOGA GROUP HAD A DECREASE DURING THE YOGA PRACTICE. SIGNIFICANT DIFFERENCES BETWEEN BOTH GROUPS WERE FOUND IN PSYCHOLOGICAL PARAMETERS. IN THE PERSONALITY INVENTORY THE YOGA GROUP SHOWED MARKEDLY HIGHER SCORES IN LIFE SATISFACTION AND LOWER SCORES IN EXCITABILITY, AGGRESSIVENESS, OPENNESS, EMOTIONALITY AND SOMATIC COMPLAINTS. SIGNIFICANT DIFFERENCES COULD ALSO BE OBSERVED CONCERNING COPING WITH STRESS AND THE MOOD AT THE END OF THE EXPERIMENT. THE YOGA GROUP HAD SIGNIFICANT HIGHER SCORES IN HIGH SPIRITS AND EXTRAVERTEDNESS. 1994 5 341 36 ARTERIAL BLOOD PRESSURE AND CARDIOVASCULAR RESPONSES TO YOGA PRACTICE. CONTEXT: YOGA IS QUALITATIVELY DIFFERENT FROM ANY OTHER MODE OF PHYSICAL ACTIVITY IN THAT IT CONSISTS OF A UNIQUE COMBINATION OF ISOMETRIC MUSCULAR CONTRACTIONS, STRETCHING EXERCISES, RELAXATION TECHNIQUES, AND BREATHING EXERCISES. IN PARTICULAR, YOGA POSTURES CONSIST OF SYSTEMIC ISOMETRIC CONTRACTIONS THAT ARE KNOWN TO ELICIT MARKED INCREASES IN MEAN BLOOD PRESSURE THAT ARE NOT OBSERVED DURING DYNAMIC EXERCISE. STRETCHING CAN ALSO INDUCE INCREASES IN BLOOD PRESSURE AND SYMPATHETIC NERVE ACTIVITY IN THE MUSCLES. CURRENTLY, NOT MUCH IS KNOWN ABOUT CHANGES IN BLOOD PRESSURE AND OTHER CARDIOVASCULAR RESPONSES TO YOGA PRACTICE. OBJECTIVE: THE STUDY INTENDED TO DETERMINE THE ACUTE EFFECTS OF ONE SESSION OF HATHA YOGA PRACTICE ON BLOOD PRESSURE AND OTHER CARDIOVASCULAR RESPONSES. TO GAIN INSIGHT INTO THE LONG-TERM EFFECTS OF YOGA PRACTICE, BOTH NOVICE (N = 19) AND ADVANCED (N = 18) YOGA PRACTITIONERS WERE STUDIED. DESIGN: THE TWO GROUPS WERE MATCHED FOR AGE, GENDER, BMI, AND BLOOD PRESSURE. SETTING: THE SETTING WAS A RESEARCH LABORATORY AT A UNIVERSITY. PARTICIPANTS: THIRTY-SIX APPARENTLY HEALTHY, NONOBESE, SEDENTARY, OR RECREATIONALLY ACTIVE INDIVIDUALS FROM THE COMMUNITY PARTICIPATED IN THE STUDY. INTERVENTION THE INTERVENTION COMPRISED ONE SESSION OF YOGA PRACTICE, IN WHICH PARTICIPANTS FOLLOWED A CUSTOM MADE INSTRUCTIONAL VIDEO PROVIDING A YOGA ROUTINE THAT CONSISTED OF A SERIES OF 23 HATHA-BASED YOGA POSTURES. OUTCOME MEASURES: PRIOR TO ARRIVING AT THE LABORATORY, EACH PARTICIPANT COMPLETED A RESEARCH HEALTH QUESTIONNAIRE, A TRAINING-STATUS QUESTIONNAIRE, AND A YOGA-EXPERIENCE QUESTIONNAIRE. PRIOR TO THE YOGA PRACTICE, EACH PARTICIPANT'S HEIGHT, BODY FAT PERCENTAGE, TRUNK OR LUMBAR FLEXIBILITY, AND ARTERIAL STIFFNESS AS ASSESSED BY CAROTID FEMORAL PULSE WAVE VELOCITY (CFPWV) WERE MEASURED. FOR EACH POSTURE DURING THE YOGA PRACTICE, THE STUDY CONTINUOUSLY MEASURED SYSTOLIC, MEAN, AND DIASTOLIC BLOOD PRESSURES, HEART RATE, STROKE VOLUME, AND CARDIAC OUTPUT. RESULTS: SYSTOLIC, MEAN, AND DIASTOLIC BLOOD PRESSURES INCREASED SIGNIFICANTLY DURING THE YOGA PRACTICE. THE MAGNITUDE OF THESE INCREASES IN BLOOD PRESSURE WAS GREATEST WITH STANDING POSTURES. HEART RATE AND CARDIAC OUTPUT INCREASED SIGNIFICANTLY DURING YOGA PRACTICE, ESPECIALLY WITH STANDING POSTURES. OVERALL, NO DIFFERENCES EXISTED IN CARDIOVASCULAR RESPONSES BETWEEN THE NOVICE AND ADVANCED PRACTITIONERS THROUGHOUT THE YOGA TESTING SESSION; CFPWV VELOCITY WAS SIGNIFICANTLY AND INVERSELY ASSOCIATED WITH LUMBAR FLEXION BUT NOT WITH SIT-AND-REACH TEST SCORES. CONCLUSIONS: THE RESEARCH TEAM CONCLUDED THAT A VARIETY OF HATHA YOGA POSTURES, ESPECIALLY STANDING POSTURES, EVOKED SIGNIFICANT INCREASES IN BLOOD PRESSURE. THE ELEVATION IN BLOOD PRESSURE DUE TO YOGA PRACTICE WAS ASSOCIATED WITH INCREASES IN CARDIAC OUTPUT AND HEART RATE, WHICH ARE RESPONSES SIMILAR TO THOSE OBSERVED IN ISOMETRIC EXERCISE. THE LACK OF OBVIOUS DIFFERENCES IN BLOOD PRESSURE AND OTHER CARDIOVASCULAR RESPONSES BETWEEN NOVICE AND ADVANCED YOGA PRACTITIONERS SUGGESTS THAT LONG-TERM YOGA PRACTICE DOES NOT ATTENUATE ACUTE YOGA RESPONSES. 2013 6 505 30 COMPARATIVE ASSESSMENT OF THE EFFECTS OF HATHA YOGA AND PHYSICAL EXERCISE ON BIOCHEMICAL FUNCTIONS IN PERIMENOPAUSAL WOMEN. INTRODUCTION: MENOPAUSE IS A TRANSITIONAL PHASE IN WHICH SOME WOMEN EXPERIENCE DISCOMFORT, WHILE OTHERS MAY EXHIBIT VARIETY OF SYMPTOMS. THE POWER OF YOGA THERAPY IN RELIEVING STRESS, ENHANCING HEALTH, IMPROVING FITNESS AND MANAGING SYMPTOMS OF A VARIETY OF DISORDERS IS REMARKABLE. AIM: THE CURRENT STUDY WAS DESIGNED TO STUDY THE EFFECT OF HATHA YOGA THERAPY AND REGULAR PHYSICAL EXERCISE ON THE FASTING BLOOD SUGAR (FBS), GLYCATED HAEMOGLOBIN (GHB), THYROID STIMULATING HORMONE (TSH), SERUM CORTISOL AND TOTAL PLASMA THIOL LEVELS IN PERIMENOPAUSAL WOMEN. MATERIALS AND METHODS: THE STUDY INCLUDED 216 WOMEN WITH PERIMENOPAUSAL SYMPTOMS, 111 IN TEST GROUP (HATHA YOGA) AND 105 IN CONTROL GROUP (PHYSICAL EXERCISE). THE DURATION OF INTERVENTION WAS 45 MINUTES EVERY DAY FOR 12 WEEKS. BLOOD SAMPLES WERE COLLECTED IN THE PRE AND POST INTERVENTION PERIOD. STATISTICAL SIGNIFICANCE WAS DEFINED AS P<0.05. RESULTS: FBS AND GHB (P 0.1). THE PATTERN OF CHANGE IN MOST OF THE STUDY PARAMETERS WAS SUCH THAT VALUES ABOVE NORMAL RANGE WERE LOWERED BUT VALUES WITHIN NORMAL RANGE WERE UNALTERED. THE ACTION OF YOGA ON DIASTOLIC BLOOD PRESSURE, MALONDIALDEHYDE ADDUCTS AND KIDNEY FUNCTION IN HYPERTENSIVES WAS OF COUNTERACTIVE NATURE AND FELT TO BE DISTINCTLY DIFFERENT THAN THE EFFECT OF DRUGS. 2011 20 330 21 APPLICATION OF AN INTEGRATIVE YOGA THERAPY PROGRAMME IN CASES OF ESSENTIAL ARTERIAL HYPERTENSION IN PUBLIC HEALTHCARE. OBJECTIVE: TO EXAMINE THE EFFICACY OF AN INTEGRATIVE YOGA PROGRAMME AS ADJUVANT TREATMENT OF ESSENTIAL ARTERIAL HYPERTENSION. METHODS: AN INTEGRATIVE YOGA PROGRAMME WAS CONDUCTED DURING THREE MONTHS IN 26 SESSIONS WITH A GROUP OF TEN ESSENTIAL ARTERIAL HYPERTENSION PATIENTS AT A PUBLIC HEALTH CENTRE. THE SAME NUMBER OF PATIENTS ACTED AS THE CONTROL GROUP WITHOUT TREATMENT. THE PATIENTS WERE RANDOMLY SELECTED AND ASSIGNED TO THE GROUPS. ALL PATIENTS FILLED IN THE POSITIVE AND NEGATIVE AFFECT SCHEDULE (PANAS), THE HOSPITAL ANXIETY AND DEPRESSION SCALE (HADS) AND THE SMITH RELAXATION STATES INVENTORY 3 (SRSI3) BEFORE AND AFTER THE TREATMENT. RESULTS: A STATISTICALLY SIGNIFICANT REDUCTION OF SYSTOLIC AND DIASTOLIC BLOOD PRESSURE, NEGATIVE AFFECT, SYMPTOMS OF ANXIETY AND DEGREE OF STRESS COULD BE OBSERVED IN THE STUDY GROUP. CONCLUSIONS: THESE POSITIVE AND PROMISING RESULTS CONFIRM THE EFFECTIVENESS OF THESE TECHNIQUES IN THE TREATMENT OF ESSENTIAL ARTERIAL HYPERTENSION AND SUGGEST POSSIBLE FURTHER INVESTIGATIONS. 2014