1 407 94 BIOLOGICAL SIGNIFICANCE OF PIEZOELECTRICITY IN RELATION TO ACUPUNCTURE, HATHA YOGA, OSTEOPATHIC MEDICINE AND ACTION OF AIR IONS. PIEZOELECTRIC PROPERTIES OF BIOLOGICAL MACROMOLECULES SUCH AS PROTEINS, NUCLEIC ACIDS AND MUCOPOLYSACCHARIDES ARE REVIEWED IN THIS PAPER. IT IS INDICATED THAT THE STRUCTURAL ELEMENTS OF THE HUMAN BODY COMPOSED OF THESE PIEZOELECTRIC SUBSTANCES ARE CAPABLE OF TRANSDUCING A MECHANICAL ENERGY INTO AN ELECTRIC CURRENT. SUCH A TRANSDUCTION MAY BE BROUGHT ABOUT BY MOVEMENTS OF AN ACUPUNCTURE NEEDLE, OSTEOPATHIC MANIPULATIONS; HATHA YOGA POSTURES OR ACTION OF NEGATIVELY CHARGED AIR IRONS. IT IS POSTULATED THAT ELECTRIC CURRENT INDUCED BY STIMULATION OF THE SPECIFIC SITES ON THE SURFACE OF HUMAN BODY FLOWS TOWARDS THE INTERNAL ORGANS ALONG THE SEMICONDUCTIVE CHANNELS OF BIOLOGIC MACROMOLECULES. ELECTRIC CURRENT INDUCED EITHER BY THE PIEZOELECTRIC TRANSDUCTION OR DIRECTLY APPLIED FROM AN EXTERNAL SOURCE MAY IN TURN STIMULATE INDIVIDUAL CELLS IN THE TARGET ORGAN. INVOLVEMENT OF ELECTRICAL PHENOMENA IN REGULATORY MECHANISMS ON CELLULAR AND MOLECULAR LEVELS IS DISCUSSED. 1977 2 2608 13 YOGA FOR PSYCHIATRIC DISORDERS: FROM FAD TO EVIDENCE-BASED INTERVENTION? THERE IS GROWING EVIDENCE FOR YOGA'S NEUROBIOLOGICAL EFFECTS IN PEOPLE WITH PSYCHIATRIC DISORDERS. POSTULATED MECHANISMS OF ACTION INCLUDE: (A) MODULATION OF THE HYPOTHALAMIC-PITUITARY-ADRENAL (HPA) AXIS; (B) ENHANCEMENT OF GABAERGIC NEUROTRANSMISSION; (C) AUTONOMIC MODULATION; AND (D) NEUROENDOCRINOLOGICAL EFFECTS. YOGA AS A THERAPEUTIC INTERVENTION IN PSYCHIATRIC DISORDERS APPEARS PROMISING AND MERITS FURTHER ATTENTION IN CLINICAL PRACTICE AND RESEARCH. 2020 3 379 12 BASILAR ARTERY OCCLUSION FOLLOWING YOGA EXERCISE: A CASE REPORT. BASILAR ARTERY OCCLUSION DEVELOPED IN A 34 YEAR OLD WOMAN 2 MONTHS AFTER ADOPTING UNUSUAL NECK POSTURES DURING YOGA PRACTICE. ON ANGIOGRAPHY, HER BASILAR ARTERY WAS FILLED WITH INTRALUMINAL CLOT WHILE THE VERTEBRAL ARTERIES WERE NORMAL. WE POSTULATE THAT A SEVERE REDUCTION IN BLOOD FLOW AND POSSIBLY AN INTIMAL TEAR TRIGGERED THROMBOSIS OF THE VERTEBRAL ARTERY AND THAT THE FINAL STROKE MECHANISM WAS ARTERY-TO-ARTERY EMBOLISM. 1993 4 887 10 EFFECT OF YOGA TYPE BREATHING ON HEART RATE AND CARDIAC AXIS OF NORMAL SUBJECTS. EFFECT OF INSPIRATORY AND EXPIRATORY PHASES OF NORMAL QUIET BREATHING, DEEP BREATHING AND SAVITRI PRANAYAM TYPE BREATHING ON HEART RATE AND MEAN VENTRICULAR QRS AXIS WAS INVESTIGATED IN YOUNG, HEALTHY UNTRAINED SUBJECTS. PRANAYAM TYPE BREATHING PRODUCED SIGNIFICANT CARDIOACCELERATION AND INCREASE IN QRS AXIS DURING THE INSPIRATORY PHASE AS COMPARED TO EUPNEA. ON THE OTHER HAND, EXPIRATORY EFFORT DURING PRANAYAM TYPE BREATHING DID NOT PRODUCE ANY SIGNIFICANT CHANGE IN HEART RATE OR QRS AXIS. THE CHANGES IN HEART RATE AND QRS AXIS DURING THE INSPIRATORY AND EXPIRATORY PHASES OF PRANAYAM TYPE BREATHING WERE SIMILAR TO THE CHANGES OBSERVED DURING THE CORRESPONDING PHASES OF DEEP BREATHING. 1986 5 1824 24 PSYCHO-NEURO-ENDOCRINE-IMMUNE MECHANISMS OF ACTION OF YOGA IN TYPE II DIABETES. YOGA HAS BEEN FOUND TO BENEFIT ALL THE COMPONENTS OF HEALTH VIZ. PHYSICAL, MENTAL, SOCIAL AND SPIRITUAL WELL BEING BY INCORPORATING A WIDE VARIETY OF PRACTICES. PATHOPHYSIOLOGY OF TYPE II DM AND CO-MORBIDITIES IN TYPE II DM HAS BEEN CORRELATED WITH STRESS MECHANISMS. STRESS SUPPRESSES BODY'S IMMUNE SYSTEM AND NEURO-HUMORAL ACTIONS THEREBY AFF ECTING NORMAL PSYCHOLOGICAL STATE. IT WOULD NOT BE WRONG TO STATE THAT CORRELATION OF DIABETES WITH STRESS, ANXIETY AND OTHER PSYCHOLOGICAL FACTORS ARE BIDIRECTIONAL AND LEAD TO DIFFICULTY IN UNDERSTANDING THE INTERRELATED MECHANISMS. TYPE II DM CANNOT BE UNDERSTOOD IN ISOLATION WITH PSYCHOLOGICAL FACTORS SUCH AS STRESS, ANXIETY AND DEPRESSION, NEURO-ENDOCRINE AND IMMUNOLOGICAL FACTORS. THERE IS NO REVIEW WHICH TRIES TO UNDERSTAND THESE MECHANISMS EXCLUSIVELY. THE PRESENT LITERATURE REVIEW AIMS TO UNDERSTAND INTERRELATED PSYCHO-NEURO-ENDOCRINE AND IMMUNOLOGICAL MECHANISMS OF ACTION OF YOGA IN TYPE II DIABETES MELLITUS. PUBLISHED LITERATURE CONCERNING MECHANISMS OF ACTION OF YOGA IN TYPE II DM EMPHASIZING PSYCHO-NEURO-ENDOCRINE OR IMMUNOLOGICAL RELATIONS WAS RETRIEVED FROM PUBMED USING KEY WORDS YOGA, TYPE II DIABETES MELLITUS, PSYCHOLOGICAL, NEURAL, ENDOCRINE, IMMUNE AND MECHANISM OF ACTION. THOSE STUDIES WHICH EXPLAINED THE PSYCHO-NEUROENDOCRINE AND IMMUNE MECHANISMS OF ACTION OF YOGA WERE INCLUDED AND REST WERE EXCLUDED. ALTHOUGH PRIMARY AIM OF THIS STUDY IS TO EXPLAIN THESE MECHANISMS IN TYPE II DM, SOME STUDIES IN NON-DIABETIC POPULATION WHICH HAD A SIMILAR PATHWAY OF STRESS MECHANISM WAS INCLUDED BECAUSE MANY INSIGHTFUL STUDIES WERE AVAILABLE IN THAT AREA. SEARCH WAS CONDUCTED USING TERMS YOGA OR YOGIC AND DIABETES OR DIABETIC IN TITLE OR ABSTRACT FOR ENGLISH ARTICLES. OF THE 89 ARTICLES, WE EXCLUDED NON-ENGLISH ARTICLES (22), EDITORIALS (20) AND LETTERS TO EDITOR (10). 37 STUDIES WERE CONSIDERED FOR THIS REVIEW. THE POSTULATED MECHANISM OF ACTION OF YOGA IS THROUGH PARASYMPATHETIC ACTIVATION AND THE ASSOCIATED ANTI STRESS MECHANISM. IT REDUCES PERCEIVED STRESS AND HPA AXIS ACTIVATION THEREBY IMPROVING OVERALL METABOLIC AND PSYCHOLOGICAL PROFILES, INCREASING INSULIN SENSITIVITY, AND IMPROVING GLUCOSE TOLERANCE AND LIPID METABOLISM. YOGA HAS POSITIVE EFFECTS ON IMMUNE SYSTEM OF DIABETICS.- OVERALL, TYPE II DM IS INFLUENCED BY PSYCHO-NEURO-ENDOCRINE AND IMMUNE MECHANISMS WHERE YOGA HAS IMPORTANT POSITIVE ROLE IN COMBATING STRESSORS AND IMPROVING THESE SYSTEMS TO REGAIN HEALTH. 2015 6 1323 17 HEMODYNAMIC OBSERVATIONS OF TUMO YOGA PRACTITIONERS IN A HIMALAYAN ENVIRONMENT. BACKGROUND: FEW ATTEMPTS HAVE BEEN MADE TO EVALUATE THE PHYSIOLOGY OF TRADITIONAL EASTERN HEALTH PRACTICES. THE GOAL OF THIS STUDY WAS TO EVALUATE THE HEMODYNAMIC EFFECTS OF THE MYSTERIOUS BUDDHIST PRACTICE OF TUMO. TUMO IS A MEDITATIVE PRACTICE THAT PRODUCES INNER HEAT THROUGH THE ALLEGED CULTIVATION OF BODY ENERGY-CHANNELS. METHODS: THIS STUDY WAS PERFORMED BY MEMBERS OF AN INTERNATIONAL EXPEDITION TO THE HIMALAYAN MOUNTAINS IN THE REPUBLIC OF INDIA. THE STUDY WAS PERFORMED IN AN UNPOPULATED OUTDOOR MOUNTAINOUS AREA AT AN ALTITUDE OF 16,400 FT WITH AMBIENT TEMPERATURES BETWEEN -10 AND -15( DEGREES )C. TWO (2) COHORTS OF SUBJECTS WERE STUDIED: HEALTHY NON-YOGI VOLUNTEERS AND TUMO PRACTITIONERS. ALL OF THE SUBJECTS WERE STRIPPED DOWN TO THEIR UNDERCLOTHES AND EXPOSED TO THE SUBZERO ATMOSPHERIC TEMPERATURES FOR 5 MINUTES. THE VOLUNTEERS WERE THEN PASSIVELY REWARMED WHILE THE TUMO PRACTITIONERS PERFORMED TUMO FOR UP TO 10 MINUTES. BLOOD PRESSURE, HEART RATE, AND STROKE VOLUME INDEX (SVI) AND CARDIAC INDEX WERE MEASURED NONINVASIVELY USING A NICOM HEMODYNAMIC MONITOR, WHILE CAROTID BLOOD FLOW AND BIVENTRICULAR PERFORMANCE WERE DETERMINED ECHOCARDIOGRAPHICALLY AT EACH STAGE OF THE EXPERIMENT. THE TOTAL PERIPHERAL RESISTANCE INDEX (TPRI), LEFT VENTRICULAR EJECTION FRACTION (LVEF), AND TRICUSPID ANNULAR PLANE SYSTOLIC EXCURSION (TAPSE) WERE DETERMINED USING STANDARD FORMULA. RESULTS: FOURTEEN (14) SUBJECTS (SIX VOLUNTEERS AND EIGHT TUMO PRACTITIONERS) COMPLETED THE STUDY. THERE WAS ONE FEMALE SUBJECT IN EACH GROUP. WITH COLD EXPOSURE, THE SVI AND CAROTID BLOOD FLOW DECREASED WHILE THE TPRI INCREASED SIGNIFICANTLY IN BOTH GROUPS. IN THE VOLUNTEER GROUP, THESE CHANGES RETUNED TO BASELINE WITH REWARMING. FOLLOWING TUMO, THE CARDIAC INDEX (4.8+/-0.6 VERSUS 4.0+/-0.5 L/M(2); P<0.01), CAROTID BLOOD FLOW (445+/-127 VERSUS 325+/-100 ML/MIN/M(2), P<0.01), LVEF (68+/-5 VERSUS 64+/-7%; P<0.05) AND TAPSE (2.9+/-0.4 VERSUS 2.4+/-0.5 CM; P<0.01) WERE SIGNIFICANTLY HIGHER WHEN COMPARED WITH BASELINE, WHILE THE TPRI WAS SIGNIFICANTLY LOWER (1786+/-189 VERSUS 2173+/-281; P<0.01). CONCLUSIONS: TUMO WAS ASSOCIATED WITH A HYPERDYNAMIC VASODILATED STATE WITH INCREASED BIVENTRICULAR PERFORMANCE. WE POSTULATE THAT TUMO RESULTS IN A MASSIVE INCREASE IN SYMPATHETIC ACTIVITY WITH ACTIVATION OF BROWN ADIPOSE TISSUE AND MARKED HEAT PRODUCTION. THE INCREASED HEAT PRODUCTION MAY EXPLAIN THE PARADOXICAL VASODILATATION IN TUMO PRACTITIONERS EXPOSED TO SUBZERO TEMPERATURES. 2014 7 757 12 EFFECT OF SLOW AND DEEP BREATHING ON BRAIN WAVES IN REGULAR YOGA PRACTITIONERS. VARIOUS YOGIC PRACTICES FOCUS ON BREATHING. BREATHING MAY AFFECT BRAIN WAVES. THIS CROSS-SECTIONAL STUDY WAS CONDUCTED TO SEE THE EFFECT SLOW AND DEEP RESPIRATION ON EEG ACTIVITY IN EXPERIENCED YOGA PRACTITIONERS AT THE DEPARTMENT OF PHYSIOLOGY AT AIIMS, BHOPAL, INDIA. THE DURATION OF THE STUDY WAS ABOUT ONE YEAR. EEG WAS TAKEN AND WAS ANALYZED BY DINAMIKA - ADVANCED TEST SYSTEM, MOSCOW, RUSSIA. PAIRED T-TEST USING GRAPH PAD SOFTWARE WAS USED FOR STATISTICAL ANALYSIS. THE DELTA PERCENTAGE DECREASED AND THE OTHER WAVE'S PERCENTAGES THETA, ALPHA, AND BETA INCREASED SIGNIFICANTLY. THE PERSON BECOMES DEEPLY RELAXED AND MORE FOCUSSED ON SLOW AND DEEP BREATHING. 2021 8 1985 17 SOME THOUGHTS ON NEUROPHYSIOLOGICAL BASIS OF YOGA. YOGA PRESENTS THE CULMINATION OF EFFORTS MADE BY MANKIND TILL NOW CONTROL MIND AND BEHAVIOUR. IT IS LIVING SCIENCE, PRACTICED IN AN ELEMENTARY FASHION BY MANY IN INDIA. WHILE A FEW PERHAPS ARE THERE WHO HAVE ATTAINED MASTERY OF THIS SCIENCE.THE BACKGROUND OF THE DERIVATION AND CONCEPT OF YOGA IN INDIA IS PRESENTED FOLLOWED BY A SIMPLE EXPOSITION OF YOGIC PRACTICES AND SOME POSSIBLE NEUROPHYSIOLOGIC EXPLANATIONS. RESEARCH IN YOGA WILL BE REWARDING AS IT GIVES MEANS OF EXPLORING AND ENLARGING THE FUNCTIONS OF THE HUMAN BRAIN. 1981 9 54 22 A COMPARATIVE STUDY OF THE EFFECTS OF YOGA AND SWIMMING ON PULMONARY FUNCTIONS IN SEDENTARY SUBJECTS. CONTEXT: THE MODALITY OF EXERCISE THAT IS MOST BENEFICIAL AND EASY TO PERFORM HAS BECOME A TOPIC OF RESEARCH. YOGIC EXERCISES ARE BEING WIDELY STUDIED; HOWEVER, POSTULATED BENEFITS OF YOGIC EXERCISES OVER OTHER EXERCISES MUST BE SCIENTIFICALLY EXPLORED. PROSPECTIVE RANDOMIZED COMPARATIVE STUDIES INVOLVING YOGA AND OTHER ENDURANCE EXERCISES ARE CONSPICUOUS BY THEIR ABSENCE. AIM: THIS STUDY WAS, THEREFORE, DESIGNED TO ASSESS AND COMPARE THE EFFECTS OF YOGIC TRAINING AND SWIMMING ON PULMONARY FUNCTIONS IN NORMAL HEALTHY YOUNG VOLUNTEERS. MATERIALS AND METHODS: 100 VOLUNTEERS WERE INDUCTED INTO THE STUDY AND RANDOMLY DIVIDED INTO TWO GROUPS: ONE GROUP UNDERWENT 12 WEEKS TRAINING FOR YOGIC EXERCISES AND OTHER FOR SWIMMING. THE TRAINING AND DATA ACQUISITION WAS DONE IN SMALL COHORTS OF 10 SUBJECTS EACH. THE SUBJECTS WERE ASSESSED BY STUDYING THEIR ANTHROPOMETRIC PARAMETERS AND PULMONARY FUNCTION PARAMETERS (FVC, FEV1/FVC RATIO, PEFR, FEF25-75%, FEF 0.2-1.2 L AND MVV) BOTH BEFORE AND AFTER TRAINING. RESULTS: ALL PARAMETERS SHOWED STATISTICALLY SIGNIFICANT IMPROVEMENTS AFTER BOTH YOGA AND SWIMMING. COMPARISON OF THESE IMPROVEMENTS FOR DIFFERENT PARAMETERS STATISTICALLY ANALYZED BY UNPAIRED T TEST OR MANN WHITNEY U TEST DEPICTED A STATISTICALLY BETTER IMPROVEMENT IN FVC, FEF25-75% AND MVV WITH SWIMMING AS COMPARED TO YOGIC EXERCISES. CONCLUSIONS: THE OUTPUT OF THIS STUDY GIVES SLIGHT EDGE TO SWIMMING AS A PREFERRED MODALITY OF EXERCISE THOUGH EITHER YOGA OR SWIMMING CAN BE ADVOCATED AS AN EXERCISE PRESCRIPTION AS BOTH THE MODALITIES CAUSE SIGNIFICANT IMPROVEMENT OF RESPIRATORY HEALTH. HOWEVER, OTHER FACTORS LIKE ABILITY OF ANY EXERCISE REGIME TO KEEP CONTINUED MOTIVATION AND INTEREST OF THE TRAINEES MUST BE TAKEN INTO ACCOUNT FOR EXERCISE PRESCRIPTION. 2012 10 897 12 EFFECT OF YOGASANA PRACTICE ON SYSTOLIC TIME INTERVALS. THERAPEUTIC VALUES OF YOGA PRACTICES ARE WELL DOCUMENTED IN THE ANCIENT INDIAN LITERATURE. IN THIS STUDY AN ATTEMPT HAS BEEN MADE TO SEE THE EFFECT OF YOGASANA PRACTICE ON CARDIAC FUNCTIONS BY MEASURING SYSTOLIC TIME INTERVALS (STI). THE ASANAS STUDIED ARE SIRSASANA, SARVANGASANA, HALASANA, PASCHIMOTTANASANA AND BHUJANGASANA. FIVE HEALTHY YOGASANA PRACTITIONERS WHO WHERE PRACTICING REGULARLY FOR MORE THAN A YEAR WERE THE SUBJECTS. THE RESULT OF THE STUDY WAS STATISTICALLY ANALYZED AND PRESENTED SYSTEMATICALLY HERE. 1990 11 2920 16 [THE RELATIONSHIP BETWEEN YOGA IMMERSION, PSYCHOLOGICAL WELL-BEING AND PSYCHIATRIC SYMPTOMS]. BACKGROUND: IN RECENT YEARS POSITIVE EFFECTS OF YOGA (AS A KIND OF SPIRITUAL EXERCISE) IN REGARDS TO SUBJECTIVE WELL-BEING AND PHYSICAL HEALTH CAN BE FOUND AS WELL DOCUMENTED IN THE LITERATURE. METHOD: BASED ON A CONSTRUCT-PSYCHOLOGICAL APPROACH A NEWLY DEVELOPED SCALE FOR THE ASSESSMENT OF YOGA INVOLVEMENT (IMMERSION) WAS VALIDATED ON A SAMPLE OF 233 NON-CLINICAL SUBJECTS (210 FEMALES) BY MEANS OF SOCIO-DEMOGRAPHIC AND WELL ESTABLISHED PSYCHOMETRIC PARAMETERS OF PSYCHOLOGICAL WELL-BEING AND PSYCHIATRIC SYMPTOMS. FURTHERMORE, THE GROUP OF YOGA PRACTITIONERS WAS COMPARED WITH A CONTROL GROUP CONSISTING OF 93 GYMNASTICS PRACTITIONERS (83 WOMEN) WITH RESPECT TO THESE PARAMETERS. RESULTS: THE AMOUNT OF YOGA IMMERSION (YI) CAN BE RELIABLY ASSESSED BY MEANS OF THE ONE-DIMENSIONAL YI-SCALE (10 ITEMS) AND SHOWS TO BE STRONGLY CORRELATED WITH MINDFULNESS (R = .56; P < .01), INNER CORRESPONDENCE (R = .61; P < .01) AND RELIGIOUS/SPIRITUAL WELL-BEING (R = .68; P < .01). FURTHERMORE HIGHLY YOGA-IMMERSIVE PRACTITIONERS EXHIBITED A SIGNIFICANT HIGHER AMOUNT OF PSYCHOLOGICAL WELL-BEING (P < .01) COMPARED TO MARGINALLY/MODERATELY YOGA-IMMERSIVE AND GYMNASTICS PRACTITIONERS. THE YOGA-GROUP ALSO SHOWED A LOWER AMOUNT OF PSYCHIATRIC SYMPTOMS (E.G. DEPRESSION; P < .01). CONCLUSIONS: THE GLOBALLY POSTULATED POSITIVE RELATIONSHIP BETWEEN YOGA-PRACTICING AND MENTAL HEALTH COULD BE CONFIRMED; THEREBY THE IMPACT OF YI CAN BE ASSUMED AS CENTRAL. FURTHER RANDOMIZED CONTROLLED TRIAL RESEARCH FOCUSING ON THE HEALTH/DISEASE-RELATED ASPECTS OF YI MIGHT BE CONDUCTED ESPECIALLY IN CLINICAL GROUPS. 2015 12 744 14 EFFECT OF ROSARY PRAYER AND YOGA MANTRAS ON AUTONOMIC CARDIOVASCULAR RHYTHMS: COMPARATIVE STUDY. OBJECTIVE: TO TEST WHETHER RHYTHMIC FORMULAS SUCH AS THE ROSARY AND YOGA MANTRAS CAN SYNCHRONISE AND REINFORCE INHERENT CARDIOVASCULAR RHYTHMS AND MODIFY BAROREFLEX SENSITIVITY. DESIGN: COMPARISON OF EFFECTS OF RECITATION OF THE AVE MARIA (IN LATIN) OR OF A MANTRA, DURING SPONTANEOUS AND METRONOME CONTROLLED BREATHING, ON BREATHING RATE AND ON SPONTANEOUS OSCILLATIONS IN RR INTERVAL, AND ON BLOOD PRESSURE AND CEREBRAL CIRCULATION. SETTING: FLORENCE AND PAVIA, ITALY. PARTICIPANTS: 23 HEALTHY ADULTS. MAIN OUTCOME MEASURES: BREATHING RATE, REGULARITY OF BREATHING, BAROREFLEX SENSITIVITY, FREQUENCY OF CARDIOVASCULAR OSCILLATIONS. RESULTS: BOTH PRAYER AND MANTRA CAUSED STRIKING, POWERFUL, AND SYNCHRONOUS INCREASES IN EXISTING CARDIOVASCULAR RHYTHMS WHEN RECITED SIX TIMES A MINUTE. BAROREFLEX SENSITIVITY ALSO INCREASED SIGNIFICANTLY, FROM 9.5 (SD 4.6) TO 11.5 (4.9) MS/MM HG, P<0.05. CONCLUSION: RHYTHM FORMULAS THAT INVOLVE BREATHING AT SIX BREATHS PER MINUTE INDUCE FAVOURABLE PSYCHOLOGICAL AND POSSIBLY PHYSIOLOGICAL EFFECTS. 2001 13 1649 24 MULTI-OMICS INTEGRATION AND INTERACTOMICS REVEALS MOLECULAR NETWORKS AND REGULATORS OF THE BENEFICIAL EFFECT OF YOGA AND EXERCISE. BACKGROUND: YOGA IS A MULTIFACETED SPIRITUAL TOOL THAT HELPS IN MAINTAINING HEALTH, PEACE OF MIND, AND POSITIVE THOUGHTS. IN THE CONTEXT OF ASANA, YOGA IS SIMILAR TO PHYSICAL EXERCISE. THIS STUDY AIMS TO CONSTRUCT A MOLECULAR NETWORK TO FIND HUB GENES THAT PLAY IMPORTANT ROLES IN PHYSICAL EXERCISE AND YOGA. METHODOLOGY: WE COMBINED DIFFERENTIALLY EXPRESSED GENES (DEGS) IN YOGA AND EXERCISE USING COMPUTATIONAL BIOINFORMATICS FROM PUBLICLY AVAILABLE GENE EXPRESSION OMNIBUS (GEO) DATASETS AND IDENTIFIED THE CODIFFERENTIALLY EXPRESSED MRNAS WITH GEO2R. THE CO-DEGS WERE DIVIDED INTO FOUR DIFFERENT GROUPS AND EACH GROUP WAS SUBJECTED TO PROTEIN-PROTEIN INTERACTION (PPI) NETWORK, PATHWAYS ANALYSIS, AND GENE ONTOLOGY. RESULTS: OUR STUDY IDENTIFIED IMMUNOLOGICAL MODULATION AS A DOMINANT TARGET OF DIFFERENTIAL EXPRESSION IN YOGA AND EXERCISE. YOGA PREDOMINANTLY MODULATED GENES AFFECTING THE TH1 AND NK CELLS, WHEREAS CYTOKINES, MACROPHAGE ACTIVATION, AND OXIDATIVE STRESS WERE AFFECTED BY EXERCISE. WE ALSO OBSERVED THAT WHILE YOGA REGULATED GENES FOR TWO MAIN PHYSIOLOGICAL FUNCTIONS OF THE BODY, NAMELY CIRCADIAN RHYTHM (BHLHE40) AND IMMUNITY (LBP, T-BOX TRANSCRIPTION FACTOR 21, CEACAM1), EXERCISE-REGULATED GENES INVOLVED IN APOPTOSIS (BAG3, PROTEIN KINASE C ALPHA), ANGIOGENESIS, AND CELLULAR ADHESION (EPH RECEPTOR A1). CONCLUSION: THE DISSIMILARITY IN THE GENETIC EXPRESSION PATTERNS IN YOGA AND EXERCISE HIGHLIGHTS THE DISCRETE EFFECT OF EACH IN BIOLOGICAL SYSTEMS. THE INTEGRATION AND CONVERGENCES OF MULTI-OMICS SIGNALS CAN PROVIDE DEEPER AND COMPREHENSIVE INSIGHTS INTO THE VARIOUS BIOLOGICAL MECHANISMS THROUGH WHICH YOGA AND EXERCISE EXERT THEIR BENEFICIAL EFFECTS AND OPENS UP POTENTIAL NEWER RESEARCH AREAS. 2022 14 1639 22 MODULATION OF IMMUNE RESPONSES IN STRESS BY YOGA. STRESS IS A CONSTANT FACTOR IN TODAY'S FASTPACED LIFE THAT CAN JEOPARDIZE OUR HEALTH IF LEFT UNCHECKED. IT IS ONLY IN THE LAST HALF CENTURY THAT THE ROLE OF STRESS IN EVERY AILMENT FROM THE COMMON COLD TO AIDS HAS BEEN EMPHASIZED, AND THE MECHANISMS INVOLVED IN THIS PROCESS HAVE BEEN STUDIED. STRESS INFLUENCES THE IMMUNE RESPONSE PRESUMABLY THROUGH THE ACTIVATION OF THE HYPOTHALAMIC-PITUITARY ADRENAL AXIS, HYPOTHALAMIC PITUITARY-GONADAL AXIS, AND THE SYMPATHETIC-ADRENAL-MEDULLARY SYSTEM. VARIOUS NEUROTRANSMITTERS, NEUROPEPTIDES, HORMONES, AND CYTOKINES MEDIATE THESE COMPLEX BIDIRECTIONAL INTERACTIONS BETWEEN THE CENTRAL NERVOUS SYSTEM (CNS) AND THE IMMUNE SYSTEM. THE EFFECTS OF STRESS ON THE IMMUNE RESPONSES RESULT IN ALTERATIONS IN THE NUMBER OF IMMUNE CELLS AND CYTOKINE DYSREGULATION. VARIOUS STRESS MANAGEMENT STRATEGIES SUCH AS MEDITATION, YOGA, HYPNOSIS, AND MUSCLE RELAXATION HAVE BEEN SHOWN TO REDUCE THE PSYCHOLOGICAL AND PHYSIOLOGICAL EFFECTS OF STRESS IN CANCERS AND HIV INFECTION. THIS REVIEW AIMS TO DISCUSS THE EFFECT OF STRESS ON THE IMMUNE SYSTEM AND EXAMINE HOW RELAXATION TECHNIQUES SUCH AS YOGA AND MEDITATION COULD REGULATE THE CYTOKINE LEVELS AND HENCE, THE IMMUNE RESPONSES DURING STRESS. 2008 15 846 19 EFFECT OF YOGA ON PULSE RATE VARIABILITY MEASURED FROM A VENOUS PRESSURE WAVEFORM. THE BENEFITS OF YOGA HAVE BEEN STUDIED IN DIFFERENT FIELDS, FROM CHRONIC HEALTH CONDITIONS TO MENTAL DISORDERS, SHOWING THAT IT CAN HELP TO IMPROVE THE OVERALL HEALTH. IN PARTICULAR, IT HAS BEEN PROVEN THAT YOGA ALSO IMPROVES THE AUTONOMIC FUNCTION. HEART RATE VARIABILITY (HRV) AT REST IS COMMONLY USED AS A NON-INVASIVE MEASURE OF AUTONOMIC REGULATION OF HEART RATE. ALTERNATIVELY, PULSE RATE VARIABILITY (PRV) HAS BEEN PROPOSED AS A SURROGATE OF HRV. VOLUMETRIX HAS DEVELOPED A NOVEL TECHNOLOGY THAT CAPTURES VENOUS WAVEFORMS VIA SENSORS ON THE VOLAR ASPECT OF THE WRIST, CALLED NIVABAND. THIS STUDY AIMS TO ASSESS THE EFFECT OF YOGA IN THE AUTONOMIC NERVOUS SYSTEM BY ANALYZING THE PRV OBTAINED FROM THE NIVA SIGNAL. TEMPORAL (STATISTICS OF THE NORMAL-TO-NORMAL INTERVALS), SPECTRAL (POWER IN LOW AND HIGH FREQUENCY BANDS) AND NONLINEAR (LAGGED POINCARE PLOT ANALYSIS) PARAMETERS ARE ANALYZED BEFORE AND AFTER A YOGA SESSION IN 20 HEALTHY VOLUNTEERS. THE PRV ANALYSIS SHOWS AN INCREASE IN PARAMETERS RELATED TO PARASYMPATHETIC ACTIVITY AND OVERALL VARIABILITY, AND A DECREASE IN PARAMETERS RELATED TO SYMPATHETIC ACTIVITY AND MEAN HEART RATE. THESE RESULTS SUPPORT THE BENEFICIAL EFFECT OF YOGA IN AUTONOMIC NERVOUS SYSTEM, INCREASING THE PARASYMPATHETIC ACTIVITY. 2019 16 1578 16 MEASUREMENT OF THE EFFECT OF ISHA YOGA ON CARDIAC AUTONOMIC NERVOUS SYSTEM USING SHORT-TERM HEART RATE VARIABILITY. BACKGROUND: BENEFICIAL EFFECTS OF YOGA HAVE BEEN POSTULATED TO BE DUE TO MODULATION OF THE AUTONOMIC NERVOUS SYSTEM. OBJECTIVE: TO ASSESS THE EFFECT OF ISHA YOGA PRACTICES ON CARDIOVASCULAR AUTONOMIC NERVOUS SYSTEM THROUGH SHORT-TERM HEART RATE VARIABILITY (HRV). DESIGN OF THE STUDY: SHORT-TERM HRV OF LONG-TERM REGULAR HEALTHY 14 (12 MALES AND 2 FEMALES) ISHA YOGA PRACTITIONERS WAS COMPARED WITH THAT OF AGE- AND GENDER-MATCHED 14 (12 MALES AND 2 FEMALES) NON-YOGA PRACTITIONERS. METHODS AND MATERIALS: ECG LEAD II AND RESPIRATORY MOVEMENTS WERE RECORDED IN BOTH GROUPS USING POLYRITE DURING SUPINE REST FOR 5 MIN AND CONTROLLED DEEP BREATHING FOR 1 MINUTE. FREQUENCY DOMAIN ANALYSIS [RR INTERVAL IS THE MEAN OF DISTANCE BETWEEN SUBSEQUENT R WAVE PEAKS IN ECG], LOW FREQUENCY (LF) POWER, HIGH FREQUENCY (HF) POWER, LF NORMALIZED UNITS (NU), HF NU, LF/HF RATIO] AND TIME DOMAIN ANALYSIS [STANDARD DEVIATION OF NORMAL TO NORMAL INTERVAL (SDNN), SQUARE OF MEAN SQUARED DIFFERENCE OF SUCCESSIVE NORMAL TO NORMAL INTERVALS (RMSSD), NORMAL TO NORMAL INTERVALS WHICH ARE DIFFERING BY 50 MS (NN50), AND PERCENTAGE OF NN50 (PNN50)] OF HRV VARIABLES WERE ANALYZED FOR SUPINE REST. TIME DOMAIN ANALYSIS WAS RECORDED FOR DEEP BREATHING. RESULTS: RESULTS SHOWED STATISTICALLY SIGNIFICANT DIFFERENCES BETWEEN ISHA YOGA PRACTITIONERS AND CONTROLS IN BOTH FREQUENCY AND TIME DOMAIN ANALYSES OF HRV INDICES, WITH NO DIFFERENCE IN RESTING HEART RATE BETWEEN THE GROUPS. CONCLUSIONS: PRACTITIONERS OF ISHA YOGA SHOWED WELL-BALANCED BENEFICIAL ACTIVITY OF VAGAL EFFERENTS, AN OVERALL INCREASED HRV, AND SYMPATHOVAGAL BALANCE, COMPARED TO NON-YOGA PRACTITIONERS DURING SUPINE REST AND DEEP BREATHING. 2012 17 2912 25 [RECENT MEDICAL RESEARCH ON YOGA AND STATES OF CONCENTRATION]. TRADITIONAL ORIENTAL THINKING ATTRACTS THE GROWING SCIENTIFIC INTEREST OF OCCIDENTAL PRACTITIONERS. DR. PIERRE ETEVENON, HEAD OF THE DEPARTMENT OF NEURO-PSYCHO-PHARMACOLOGY AT THE FRENCH INSTITUTE FOR HEALTH AND MEDICAL RESEARCH (INSERM), HELD SEVERAL CONVERSATIONS AND SCIENTIFIC EXCHANGES WITH THE AUTHOR, AND KINDLY PROVIDED COPIES OF SOME OF HIS WORKS. THEY ARE AT THE BASIS OF THE PRESENT PAPER. M. A. DESCAMPS (PARIS) FOUND THAT ASANAS--YOGA POSTURES-- ARE GENERATORS OF DYNAMIC ACTION WHEN THERE IS AN EXTENSION OF THE SPINAL COLUMN, WHILST THEY LEAD TO QUIET STATES WHEN THERE IS A FLEXION OF IT. CLAEYS AND GONES (BELGIUM) PROVED THAT OVERALL GLOBAL RELAXATION, AS WELL AS DIFFERENTIAL RELAXATION WERE FAR MORE EFFECTIVE AND DEEP WHEN OBTAINED BY YOGIS THAN THOSE ATTEMPTED BY UNIVERSITY STUDENTS MAJORING IN PHYSICAL EDUCATION. LONSDORFER AND NUSSBAUM (FRANCE) STUDIED SEVERAL PARAMETERS CONCERNING HATHA-YOGA AND CONCLUDED THAT IT PROVIDES A REGULAR FUNCTIONING OF THE MAIN BODILY FUNCTIONS FOSTERING THUS A PSYCHO-PHYSICAL BALANCE. WALLACE AND BENSON (U.S.A.) PROVED THAT TRANSCENDENTAL MEDITATION INCREASES AEROBIC METABOLISM, COUNTERACTING ANAEROBIC METABOLISM WHICH IS RELATED TO MENTAL DISTRESS. ETEVENON (PARIS) INVESTIGATED NEUROPHYSIOLOGICAL EFFECTS OF YOGA IN CONNECTION TO ANCIENT INDIAN CONCEPTS (UPANISHADS) ON SLEEPING, MEDITATION AND DEGREE OF CONSCIOUSNESS. DR. ETEVENON HAS STUDIED THE PHYLOGENETIC EVOLUTION OF WAKING-SLEEPING CYCLES, FOCUSING ON PHYLOGENETIC AND ONTONGENETIC APPEARANCES OF REM CYCLES (ACTIVATED SLEEP). A CORRELATION HAS BEEN MADE WITH EEG STUDIES DURING STATES OF CONCENTRATION (YOGA, TRANSCENDENTAL MEDITATION, ZEN). THESE STATES HAVE BEEN FOUND TO BE SPECIFIC BRAIN ACTIVITIES, AND DIFFERENT FROM DEEP SLEEP, IN SPITE OF CERTAIN SIMILARITIES IN THE EEG. SEVERAL HYPOTHESIS ARE SET FORTH TO EXPLAIN BRAIN ACTIVITIES UNDERLYING SITES OF CONCENTRATION. THE POSSIBILITIES OF DEVELOPING A CONSCIOUS MASTERING OF DREAMS ARE ALSO UNDER RESEARCH, AND SPECIAL ATTENTION IS PAID TO THE WORKS OF SAINT DENYS (1867), AND HINDU TRADITION. THIS PAPER DISCUSSES ALSO THE PSYCHOLOGICAL, THERAPEUTIC AND ANTHROPOLOGICAL IMPLICATIONS OF RECENT DISCOVERIES IN THE FIELD. 1975 18 1836 16 PSYCHOPHYSIOLOGICAL CORRELATES OF THE PRACTICE OF TANTRIC YOGA MEDITATION. AUTONOMIC AND ELECTROENCEPHALOGRAPHIC (EEG) CORRELATES OF TANTRIC YOGA MEDITATION WERE STUDIED IN THREE GROUPS OF SUBJECTS AS THEY PROGRESSED FROM NORMAL CONSCIOUSNESS INTO MEDITATION. GROUPS DIFFERED IN THEIR LEVEL OF MEDITATION PROFICIENCY. MEASURES OF SKIN RESISTANCE, HEART RATE, RESPIRATION, AUTONOMIC ORIENTING RESPONSES, RESTING EEG, EEG ALPHA AND THETA FREQUENCIES, SLEEP-SCORED EEG, AVERAGED EVOKED RESPONSES, AND SUBJECTIVE EXPERIENCE WERE EMPLOYED. UNLIKE MOST PREVIOUSLY REPORTED MEDITATION STUDIES, PROFICIENT MEDITATORS DEMONSTRATED INCREASED AUTONOMIC ACTIVATION DURING MEDITATION WHILE UNEXPERIENCED MEDITATORS DEMONSTRATED AUTONOMIC RELAXATION. DURING MEDITATION, PROFICIENT MEDITATORS DEMONSTRATED INCREASED ALPHA AND THETA POWER, MINIMAL EVIDENCE OF EEG-DEFINED SLEEP, AND DECREASED AUTONOMIC ORIENTING TO EXTERNAL STIMULATION. AN EPISODE OF SUDDEN AUTONOMIC ACTIVATION WAS OBSERVED THAT WAS CHARACTERIZED BY THE MEDITATOR AS AN APPROACH TO THE YOGIC ECSTATIC STATE OF INTENSE CONCENTRATION. THESE FINDINGS CHALLENGE THE CURRENT "RELAXATION" MODEL OF MEDITATIVE STATES. 1978 19 82 29 A MECHANISTIC MODEL FOR YOGA AS A PREVENTIVE AND THERAPEUTIC MODALITY. YOGA IS AN ANCIENT INDIAN TECHNIQUE OF HEALTHY LIVING. NUMEROUS STUDIES HAVE CORROBORATED YOGA'S BENEFICIAL EFFECTS, INCLUDING A FAVORABLE INFLUENCE ON AUTONOMIC FUNCTION AND NEGATIVE EMOTIONS. EXTENSIVE RESEARCH IN THE LAST FEW DECADES HAS REVEALED THE CRITICAL ROLE THAT YOGA CAN PLAY IN ERADICATING STRESS. THIS HAS LAID TO THE FOUNDATION FOR A SCIENTIFIC UNDERSTANDING OF PATHOPHYSIOLOGICAL CHANGES ATTRIBUTED TO STRESS, PARTICULARLY AT THE MOLECULAR AND GENETIC LEVELS. THIS PRIMARILY HAS HELPED UNDERSTAND THE EPIGENETIC AND GENETIC MECHANISM AT PLAY TO INDUCE AND ALLEVIATE STRESS, PARTICULARLY THOSE RELATED TO EMOTIONAL ABERRATIONS. AS RESEARCH HAS INDICATED, NEGATIVE EMOTIONS ARE TRANSLATED INTO VASCULAR INFLAMMATION APPROPRIATELY ACCENTUATED BY A SYMPATHETIC PREDOMINANT AUTONOMIC FUNCTION. THIS CASCADE IS BOLSTERED BY MULTIPLE FACTORS, INCLUDING ACTIVATION OF "STRESSOR" GENES AND ELABORATING HORMONES, INCLUDING STEROIDS WITH SOMETIMES NOCUOUS CONSEQUENCES, PARTICULARLY WHEN CHRONIC. YOGA HAS BEEN CATEGORICALLY FOUND TO HAVE INHIBITED EACH AND EVERY ONE OF THESE BANEFUL EFFECTS OF STRESS. IN FACT, IT ALSO CHANGES THE NEURONAL CIRCUITS THAT POTENTIATE SUCH A PLETHORA OF PATHOLOGICAL CHANGES. THIS, IN TURN, HAS ACCENTUATED YOGA'S RELEVANCE AS A POWERFUL PREVENTIVE INTERVENTION IN NONCOMMUNICABLE DISEASES (NCD). NCDS, INCLUDING HEART DISEASE, STROKE, AND RHEUMATOLOGICAL DISORDERS, ARE ESSENTIALLY INFLAMMATORY DISEASES THAT PERPETUATE INFLAMMATION IN DIFFERENT BEDS LIKE VASCULAR OR JOINT SPACES. THE PRECISE MECHANISM BY WHICH YOGA INDUCES SUCH BENEFICIAL CHANGES IS YET TO BE DELINEATED. HOWEVER, A CORNUCOPIA OF POINTERS INDICATES THAT NEURAL, ENDOCRINE, IMMUNOLOGICAL, CELLULAR, GENETIC, AND EPIGENETIC MECHANISMS ARE AT PLAY. THIS ARTICLE ATTEMPTS TO COBBLE TOGETHER NEWFANGLED RESEARCH TO DELINEATE A MEDICAL MODEL FOR THIS 5000-YEAR-OLD PRACTICE FROM INDIA. THIS IS IMPERATIVE, AS A MECHANISTIC MODEL OF THIS ANCIENT-BUT-COMPLEX SYSTEM WOULD ENABLE A MORE COMPREHENSIVE UNDERSTANDING OF ITS MECHANISM AND REVEAL ITS YET-UNDISCOVERED POSITIVE HEALTH EFFECTS. 2021 20 80 20 A MATHEMATICAL METHOD FOR ELECTROMYOGRAPHY ANALYSIS OF MUSCLE FUNCTIONS DURING YOGASANA. CONTEXT: FOR THE PAST FEW DECADES, THE NUMBER OF PEOPLE PRACTICING YOGA IS INCREASING IN NUMBER. YOGASANAS NEED SMOOTH BODY MOVEMENTS IN THE PROCESS OF ATTAINING DEFINED POSTURES THAT THE PERSON MUST HOLD ON TO ACTIVATE SPECIFIC MUSCLES OF THE BODY RELATED TO THAT ASANA. YOGASANAS SHOULD BE PERFORMED WITH PERFECTION TO DERIVE MAXIMUM BENEFITS. OBJECTIVE: THE OBJECTIVE OF THIS STUDY WAS TO INTRODUCE A MATHEMATICAL METHOD TO UNDERSTAND MUSCLE FUNCTIONALITIES WHILE DOING YOGASANAS. MATERIALS AND METHODS: USED DELSYS SURFACE ELECTROMYOGRAPHY (SEMG) - TRIGNO (DELSYS INC.) SENSORS FOR DATA RECORDING AND ANALYZING MUSCLE ACTIVATION PATTERNS. RESULTS: PERFORMANCE ANALYSIS WAS QUANTIFIED USING NORMALIZED SEMG SIGNALS. THE SEMG DATA DURING FINAL POSTURE WERE FIT TO A STRAIGHT LINE USING LINEAR REGRESSION ANALYSIS. CONCLUSION: THE RESULTS SUGGESTED THAT THE SLOPE OF THE BEST FIT LINE IS A GOOD METRIC FOR MONITORING THE MUSCLE ACTIVITY DURING YOGA PERFORMANCE. THE ADVANTAGES OF THIS METHOD ARE THE SLOPE OF THE LINE IS A GOOD INDICATOR FOR MONITORING THE MUSCLE ACTIVITY WHILE DOING YOGASANA AND THE METHOD SUGGESTED IN THIS STUDY CAN BE EXTENDED FOR ANALYZING OTHER ASANAS AS WELL. 2019