1 1824 173 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 2 2298 26 THERAPEUTIC ROLE OF YOGA IN TYPE 2 DIABETES. YOGA ORIGINATED IN INDIA MORE THAN 5,000 YEARS AGO AND IS A MEANS OF BALANCING AND HARMONIZING THE BODY, MIND, AND EMOTIONS. YOGA PRACTICE IS USEFUL IN THE MANAGEMENT OF VARIOUS LIFESTYLE DISEASES, INCLUDING TYPE 2 DIABETES. PSYCHO-NEURO-ENDOCRINE AND IMMUNE MECHANISMS ARE INVOLVED IN THE BENEFICIAL EFFECTS OF YOGA ON DIABETES. INCORPORATION OF YOGA PRACTICE IN DAILY LIFE HELPS TO ATTAIN GLYCAEMIC CONTROL AND REDUCES THE RISK OF COMPLICATIONS IN PEOPLE WITH DIABETES. IN THIS REVIEW, WE BRIEFLY DESCRIBE THE ROLE OF VARIOUS YOGA PRACTICES IN THE MANAGEMENT OF DIABETES BASED ON EVIDENCE FROM VARIOUS CLINICAL STUDIES. 2018 3 549 27 CONTEXTUALIZING THE EFFECTS OF YOGA THERAPY ON DIABETES MANAGEMENT: A REVIEW OF THE SOCIAL DETERMINANTS OF PHYSICAL ACTIVITY. THIS ARTICLE PROVIDES A REVIEW OF LITERATURE BOTH TO IDENTIFY THE EFFECTS OF YOGA-BASED THERAPY ON THE MANAGEMENT OF TYPE 2 DIABETES MELLITUS AND TO EXAMINE THE SOCIAL CONTEXT OF PHYSICAL ACTIVITY. FINDINGS FROM THE REVIEW INDICATE THAT YOGA HAS A POSITIVE SHORT-TERM EFFECT ON MULTIPLE DIABETES-RELATED OUTCOMES; HOWEVER, LONG-TERM EFFECTS OF YOGA THERAPY ON DIABETES MANAGEMENT REMAIN UNCLEAR. THE CONTEXT OF THE SOCIAL ENVIRONMENT, INCLUDING INTERPERSONAL RELATIONSHIPS, COMMUNITY CHARACTERISTICS, AND DISCRIMINATION, INFLUENCES THE ADOPTION AND MAINTENANCE OF HEALTH BEHAVIORS SUCH AS PHYSICAL ACTIVITY, INCLUDING YOGA PRACTICE. FURTHER RESEARCH IS NECESSARY TO DETERMINE THE EXTENT OF THIS INFLUENCE. 2008 4 94 41 A NARRATIVE REVIEW ON ROLE OF YOGA AS AN ADJUVANT IN THE MANAGEMENT OF RISK FACTOR, DISEASE PROGRESSION AND THE COMPLICATIONS OF TYPE 2 DIABETES MELLITUS. TYPE 2 DIABETES MELLITUS (T2DM) IS ONE OF THE MAJOR HEALTH PROBLEMS IN THE WORLD AS WELL AS IN INDIA THAT GREATLY AFFECTS THE HEALTH CARE SECTOR AND ECONOMY. USE OF DRUGS HAS ITS OWN DRAWBACKS AND IN RECENT DAYS THE USE OF NON-MEDICAL MEASURES WERE REPORTED NOT ONLY TO MANAGE T2DM, BUT ALSO TO PREVENT ITS COMPLICATIONS. THROUGH THERE ARE VARIOUS REVIEW ARTICLES THAT ARE DEALING WITH THE EFFECT OF YOGA ON RISK PROFILES, MANAGEMENT ALONG WITH THE MECHANISMS OF ACTION OF YOGA IN T2DM SEPARATELY, THERE IS A LACK OF COMPREHENSIVE REVIEW ON THE EFFECT OF YOGA IN COMBINATION WITH ALL THE ABOVE MENTIONED INCLUDING THE EFFECT OF YOGA IN THE MANAGEMENT OF T2DM COMPLICATIONS. HENCE, WE PERFORMED A NARRATIVE REVIEW IN MEDLINE/PUBMED USING KEYWORD "YOGA AND DIABETES". ALL THE RELEVANT ARTICLES PUBLISHED TILL 08TH NOVEMBER 2016 WERE INCLUDED. BASED ON THE AVAILABLE LITERATURE, IT COULD BE CONCLUDED THAT YOGA PLAYS A VITAL ROLE AS AN ADJUVANT IN THE MANAGEMENT OF RISK FACTORS, DISEASE PROGRESSION AND THE COMPLICATIONS OF THE T2DM. FURTHER STUDIES ARE WARRANTED USING STANDARD RESEARCH DESIGNS AND VARIABLES TO FIND OUT THE VARIOUS MECHANISMS OF EFFECTS OF YOGA IN DETAIL. 2017 5 226 38 A SYSTEMATIC REVIEW OF RANDOMISED CONTROL TRIALS ON THE EFFECTS OF YOGA ON STRESS MEASURES AND MOOD. STRESS RELATED DISORDERS SUCH AS DEPRESSION AND ANXIETY ARE LEADING SOURCES OF DISABILITY WORLDWIDE, AND CURRENT TREATMENT METHODS SUCH AS CONVENTIONAL ANTIDEPRESSANT MEDICATIONS ARE NOT BENEFICIAL FOR ALL INDIVIDUALS. THERE IS EVIDENCE THAT YOGA HAS MOOD-ENHANCING PROPERTIES POSSIBLY RELATED TO ITS INHIBITORY EFFECTS ON PHYSIOLOGICAL STRESS AND INFLAMMATION, WHICH ARE FREQUENTLY ASSOCIATED WITH AFFECTIVE DISORDERS. HOWEVER THE BIOLOGICAL MECHANISMS VIA WHICH YOGA EXERTS ITS THERAPEUTIC MOOD-MODULATING EFFECTS ARE LARGELY UNKNOWN. THIS SYSTEMATIC REVIEW INVESTIGATES THE EFFECTS OF YOGA ON SYMPATHETIC NERVOUS SYSTEM AND HYPOTHALAMIC PITUITARY ADRENAL AXIS REGULATION MEASURES. IT FOCUSES ON STUDIES COLLECTING PHYSIOLOGICAL PARAMETERS SUCH AS BLOOD PRESSURE, HEART RATE, CORTISOL, PERIPHERAL CYTOKINE EXPRESSION AND/OR STRUCTURAL AND FUNCTIONAL BRAIN MEASURES IN REGIONS INVOLVED IN STRESS AND MOOD REGULATION. OVERALL THE 25 RANDOMISED CONTROL STUDIES DISCUSSED PROVIDE PRELIMINARY EVIDENCE TO SUGGEST THAT YOGA PRACTICE LEADS TO BETTER REGULATION OF THE SYMPATHETIC NERVOUS SYSTEM AND HYPOTHALAMIC-PITUITARY-ADRENAL SYSTEM, AS WELL AS A DECREASE IN DEPRESSIVE AND ANXIOUS SYMPTOMS IN A RANGE OF POPULATIONS. FURTHER RESEARCH IS WARRANTED TO CONFIRM THESE PRELIMINARY FINDINGS AND FACILITATE IMPLEMENTATION IN CLINICAL SETTINGS. 2015 6 406 42 BIOLOGICAL MARKERS FOR THE EFFECTS OF YOGA AS A COMPLEMENTARY AND ALTERNATIVE MEDICINE. FROM THE LAST FEW DECADES, THERE ARE INCREASING INCIDENCES OF DISORDERS LIKE PREMATURE AGING, CARDIOVASCULAR DISEASE, MULTIPLE SCLEROSIS, FIBROMYALGIA, AND ALZHEIMER'S DISEASE IN ADDITION TO MEDICATION, RESEARCHERS HAVE FOUND THAT YOGA, A MIND-BODY THERAPY, CAN BE USED AS AN ALTERNATIVE MEDICINE. YOGA COMBINES SPECIFIC PHYSICAL POSTURES, BREATHING TECHNIQUES, RELAXATION AND MEDITATION THAT IMPROVE MENTAL AND PHYSICAL HEALTH OF THE BODY. THE PURPOSE OF THIS REVIEW IS TO COLLATE THE RESEARCH EVIDENCES CLAIMING HEALTH BENEFITS OF PERFORMING TRADITIONAL YOGIC PRACTICES. WHAT ARE THE BIOLOGICAL AND OTHER RELIABLE INDICATORS TO SUGGEST THAT DOING ASANAS, PRANAYAMA, AND MEDITATION COULD REDUCE OR TREAT WIDE RANGE OF LIFE STYLE DISORDERS ARE DISCUSSED. IMPORTANTLY, THESE INDICATORS ARE OTHERWISE USED TO ASSESS THE SEVERITY OF DISORDERS. IN MANY OF THE STUDY IT HAS BEEN SHOWN THAT YOGA IMPROVES THE REDOX HEALTH OF BODY WHOSE IMBALANCE HAS BEEN WELL PROVEN TO CAUSE MANY HEALTH COMPLICATIONS. THE IMPACT OF YOGA ON NEURODEGENERATIVE DISEASES HAVE REVEALED THAT IT REVERSES MEMORY LOSS, REDUCE ANXIETY, DEPRESSION AND STRESS, THE BIOLOGICAL INDICATORS OF DISEASE. HOWEVER, MOST STUDIES HAVE SEVERAL LIMITATIONS AND THEREFORE FURTHER RESEARCH INTO YOGA IS NEEDED TO VALIDATE THESE FINDINGS. 2019 7 2516 23 YOGA CLINICAL RESEARCH REVIEW. IN THIS PAPER RECENT RESEARCH IS REVIEWED ON THE EFFECTS OF YOGA POSES ON PSYCHOLOGICAL CONDITIONS INCLUDING ANXIETY AND DEPRESSION, ON PAIN SYNDROMES, CARDIOVASCULAR, AUTOIMMUNE AND IMMUNE CONDITIONS AND ON PREGNANCY. FURTHER, THE PHYSIOLOGICAL EFFECTS OF YOGA INCLUDING DECREASED HEARTRATE AND BLOOD PRESSURE AND THE PHYSICAL EFFECTS INCLUDING WEIGHT LOSS AND INCREASED MUSCLE STRENGTH ARE REVIEWED. FINALLY, POTENTIAL UNDERLYING MECHANISMS ARE PROPOSED INCLUDING THE STIMULATION OF PRESSURE RECEPTORS LEADING TO ENHANCED VAGAL ACTIVITY AND REDUCED CORTISOL. THE REDUCTION IN CORTISOL, IN TURN, MAY CONTRIBUTE TO POSITIVE EFFECTS SUCH AS ENHANCED IMMUNE FUNCTION AND A LOWER PREMATURITY RATE. 2011 8 1337 43 HOW DOES YOGA REDUCE STRESS? A SYSTEMATIC REVIEW OF MECHANISMS OF CHANGE AND GUIDE TO FUTURE INQUIRY. YOGA IS INCREASINGLY USED IN CLINICAL SETTINGS FOR A VARIETY OF MENTAL AND PHYSICAL HEALTH ISSUES, PARTICULARLY STRESS-RELATED ILLNESSES AND CONCERNS, AND HAS DEMONSTRATED PROMISING EFFICACY. YET THE WAYS IN WHICH YOGA REDUCES STRESS REMAIN POORLY UNDERSTOOD. TO EXAMINE THE EMPIRICAL EVIDENCE REGARDING THE MECHANISMS THROUGH WHICH YOGA REDUCES STRESS, WE CONDUCTED A SYSTEMATIC REVIEW OF THE LITERATURE, INCLUDING ANY YOGA INTERVENTION THAT MEASURED STRESS AS A PRIMARY DEPENDENT VARIABLE AND TESTED A MECHANISM OF THE RELATIONSHIP WITH MEDIATION. OUR ELECTRONIC DATABASE SEARCH YIELDED 926 ABSTRACTS, OF WHICH 71 WERE CHOSEN FOR FURTHER INSPECTION AND 5 WERE SELECTED FOR THE FINAL SYSTEMATIC REVIEW. THESE FIVE STUDIES EXAMINED THREE PSYCHOLOGICAL MECHANISMS (POSITIVE AFFECT, MINDFULNESS AND SELF-COMPASSION) AND FOUR BIOLOGICAL MECHANISMS (POSTERIOR HYPOTHALAMUS, INTERLEUKIN-6, C-REACTIVE PROTEIN AND CORTISOL). POSITIVE AFFECT, SELF-COMPASSION, INHIBITION OF THE POSTERIOR HYPOTHALAMUS AND SALIVARY CORTISOL WERE ALL SHOWN TO MEDIATE THE RELATIONSHIP BETWEEN YOGA AND STRESS. IT IS STRIKING THAT THE LITERATURE DESCRIBING POTENTIAL MECHANISMS IS GROWING RAPIDLY, YET ONLY SEVEN MECHANISMS HAVE BEEN EMPIRICALLY EXAMINED; MORE RESEARCH IS NECESSARY. ALSO, FUTURE RESEARCH OUGHT TO INCLUDE MORE RIGOROUS METHODOLOGY, INCLUDING SUFFICIENT POWER, STUDY RANDOMISATION AND APPROPRIATE CONTROL GROUPS. 2015 9 646 42 DOES YOGA THERAPY REDUCE BLOOD PRESSURE IN PATIENTS WITH HYPERTENSION?: AN INTEGRATIVE REVIEW. THE AIM OF THIS ARTICLE WAS TO PRESENT A EVIDENCE-BASED INTEGRATIVE RESEARCH REVIEW THAT VALIDATES YOGA THERAPY AS AN EFFECTIVE COMPLEMENTARY TREATMENT IN THE MANAGEMENT OF HIGH BLOOD PRESSURE (BP). THE ARTICLE ALSO USES THE THEORETICAL FRAMEWORK OF DR HANS SELYE'S GENERAL ADAPTATION SYNDROME. YOGA RESEARCHERS DEMONSTRATE THAT YOGA WORKS BECAUSE IT MODULATES THE PHYSIOLOGICAL SYSTEM OF THE BODY, SPECIFICALLY ITS EFFECT ON THE HEART RATE. THIS REVIEW IS SIGNIFICANT BECAUSE YOGA PRESENTS AN EFFECTIVE METHOD OF TREATING HYPERTENSION THAT IS NONPHARMACOLOGIC AND THEREFORE THERE ARE NO ADVERSE EFFECTS AND THERE ARE OTHER VALUABLE HEALTH BENEFITS. RESEARCH SUGGESTS THAT STRESS IS A CONTRIBUTING FACTOR TO HIGH BP; HENCE, THE USE OF THE GENERAL ADAPTATION SYNDROME AND THE MOST IMPORTANT ATTRIBUTE OF YOGA, THAT IS, IT IS A PHYSICAL AND MENTAL EXERCISE PROGRAM, THAT IS IN SYNC WITH THE PHILOSOPHY OF HOLISTIC NURSING CARE WHERE ONE TREATS THE WHOLE INDIVIDUAL AND NOT JUST THE DISEASE. THE REVIEW WAS CONDUCTED WITH A SEARCH OF COMPUTERIZED DATABASES SUCH AS OVID, ACADEMIC SEARCH PREMIER, CINAHL, MEDLINE, AND HEALTH SOURCE: NURSING/ACADEMIC EDITION, PSYCHINFO, AS WELL AS RELIABLE WEB SITES SUCH AS THE CDC.GOV, AMONG OTHERS. AN INTEGRATIVE REVIEW SEARCH WAS CONDUCTED, AND 10 STUDIES MET THE INCLUSION CRITERIA. THEY INCLUDE A COMBINATION OF RANDOMIZED CONTROLLED TRIALS, QUASI-EXPERIMENTAL STUDIES, AND PILOT STUDIES. YOGA THERAPY IS A MULTIFUNCTIONAL EXERCISE MODALITY WITH NUMEROUS BENEFITS. NOT ONLY DOES YOGA REDUCE HIGH BP BUT IT HAS ALSO BEEN DEMONSTRATED TO EFFECTIVELY REDUCE BLOOD GLUCOSE LEVEL, CHOLESTEROL LEVEL, AND BODY WEIGHT, MAJOR PROBLEMS AFFECTING THE AMERICAN SOCIETY. THE COMPLETED INTEGRATIVE REVIEW PROVIDES GUIDELINES FOR NURSING IMPLEMENTATION AS A COMPLEMENTARY TREATMENT OF HIGH BP. 2012 10 1983 52 SLEEP, COGNITION, AND YOGA. STRESS IS ONE OF THE MAJOR PROBLEMS GLOBALLY, ASSOCIATED WITH POOR SLEEP QUALITY AND COGNITIVE DYSFUNCTION. MODERN SOCIETY IS PLAGUED BY SLEEP DISTURBANCES, EITHER DUE TO PROFESSIONAL DEMANDS OR LIFESTYLE OR BOTH THE ASPECTS, OFTEN LEADING TO REDUCED ALERTNESS AND COMPROMISED MENTAL FUNCTION, BESIDES THE WELL DOCUMENTED ILL EFFECTS OF DISTURBED SLEEP ON PHYSIOLOGICAL FUNCTIONS. THIS PERTINENT ISSUE NEEDS TO BE ADDRESSED. YOGA IS AN ANCIENT INDIAN SCIENCE, PHILOSOPHY AND WAY OF LIFE. RECENTLY, YOGA PRACTICE HAS BECOME INCREASINGLY POPULAR WORLDWIDE. YOGA PRACTICE IS AN ADJUNCT EFFECTIVE FOR STRESS, SLEEP AND ASSOCIATED DISORDERS. THERE ARE LIMITED WELL CONTROLLED PUBLISHED STUDIES CONDUCTED IN THIS AREA. WE REVIEWED THE AVAILABLE LITERATURE INCLUDING THE EFFECT OF MODERN LIFESTYLE IN CHILDREN, ADOLESCENTS, ADULTS AND GERIATRIC POPULATION. THE ROLE OF YOGA AND MEDITATION IN OPTIMIZING SLEEP ARCHITECTURE AND COGNITIVE FUNCTIONS LEADING TO OPTIMAL BRAIN FUNCTIONING IN NORMAL AND DISEASED STATE IS DISCUSSED. WE INCLUDED ARTICLES PUBLISHED IN ENGLISH WITH NO FIXED TIME DURATION FOR LITERATURE SEARCH. LITERATURE WAS SEARCHED MAINLY BY USING PUBMED AND SCIENCE DIRECT SEARCH ENGINES AND CRITICALLY EXAMINED. STUDIES HAVE REVEALED POSITIVE EFFECTS OF YOGA ON SLEEP AND COGNITIVE SKILLS AMONG HEALTHY ADULTS AS WELL AS PATIENTS OF SOME NEUROLOGICAL DISEASES. FURTHER, ON EVALUATING THE PUBLISHED STUDIES, IT IS CONCLUDED THAT SLEEP AND COGNITIVE FUNCTIONS ARE OPTIMIZED BY YOGA PRACTICE, WHICH BRINGS ABOUT CHANGES IN AUTONOMIC FUNCTION, STRUCTURAL CHANGES, CHANGES IN METABOLISM, NEUROCHEMISTRY AND IMPROVED FUNCTIONAL BRAIN NETWORK CONNECTIVITY IN KEY REGIONS OF THE BRAIN. 2021 11 1587 28 MEDICAL YOGA THERAPY. MEDICAL YOGA IS DEFINED AS THE USE OF YOGA PRACTICES FOR THE PREVENTION AND TREATMENT OF MEDICAL CONDITIONS. BEYOND THE PHYSICAL ELEMENTS OF YOGA, WHICH ARE IMPORTANT AND EFFECTIVE FOR STRENGTHENING THE BODY, MEDICAL YOGA ALSO INCORPORATES APPROPRIATE BREATHING TECHNIQUES, MINDFULNESS, AND MEDITATION IN ORDER TO ACHIEVE THE MAXIMUM BENEFITS. MULTIPLE STUDIES HAVE SHOWN THAT YOGA CAN POSITIVELY IMPACT THE BODY IN MANY WAYS, INCLUDING HELPING TO REGULATE BLOOD GLUCOSE LEVELS, IMPROVE MUSCULOSKELETAL AILMENTS AND KEEPING THE CARDIOVASCULAR SYSTEM IN TUNE. IT ALSO HAS BEEN SHOWN TO HAVE IMPORTANT PSYCHOLOGICAL BENEFITS, AS THE PRACTICE OF YOGA CAN HELP TO INCREASE MENTAL ENERGY AND POSITIVE FEELINGS, AND DECREASE NEGATIVE FEELINGS OF AGGRESSIVENESS, DEPRESSION AND ANXIETY. 2017 12 2429 36 YOGA AND PHYSICAL EXERCISE - A REVIEW AND COMPARISON. YOGA IS A MULTIFACETED SPIRITUAL TOOL WITH ENHANCED HEALTH AND WELL-BEING AS ONE OF ITS POSITIVE EFFECTS. THE COMPONENTS OF YOGA WHICH ARE VERY COMMONLY APPLIED FOR HEALTH BENEFITS ARE ASANAS (PHYSICAL POSTURES), PRANAYAMA (REGULATED BREATHING) AND MEDITATION. IN THE CONTEXT OF ASANAS, YOGA RESEMBLES MORE OF A PHYSICAL EXERCISE, WHICH MAY LEAD TO THE PERCEPTION THAT YOGA IS ANOTHER KIND OF PHYSICAL EXERCISE. THIS ARTICLE AIMS AT EXPLORING THE COMMONALITIES AND DIFFERENCES BETWEEN YOGA AND PHYSICAL EXERCISE IN TERMS OF CONCEPTS, POSSIBLE MECHANISMS AND EFFECTIVENESS FOR HEALTH BENEFITS. A NARRATIVE REVIEW IS UNDERTAKEN BASED ON TRADITIONAL AND CONTEMPORARY LITERATURE FOR YOGA, ALONG WITH SCIENTIFIC ARTICLES AVAILABLE ON YOGA AND EXERCISE INCLUDING HEAD-TO-HEAD COMPARATIVE TRIALS WITH HEALTHY VOLUNTEERS AND PATIENTS WITH VARIOUS DISEASE CONDITIONS. PHYSICAL EXERCISES AND THE PHYSICAL COMPONENTS OF YOGA PRACTICES HAVE SEVERAL SIMILARITIES, BUT ALSO IMPORTANT DIFFERENCES. EVIDENCE SUGGESTS THAT YOGA INTERVENTIONS APPEAR TO BE EQUAL AND/OR SUPERIOR TO EXERCISE IN MOST OUTCOME MEASURES. EMPHASIS ON BREATH REGULATION, MINDFULNESS DURING PRACTICE, AND IMPORTANCE GIVEN TO MAINTENANCE OF POSTURES ARE SOME OF THE ELEMENTS WHICH DIFFERENTIATE YOGA PRACTICES FROM PHYSICAL EXERCISES. 2016 13 2411 37 YOGA AND IMMUNE SYSTEM FUNCTIONING: A SYSTEMATIC REVIEW OF RANDOMIZED CONTROLLED TRIALS. YOGA IS AN ANCIENT MIND-BODY PRACTICE THAT IS INCREASINGLY RECOGNIZED TO HAVE HEALTH BENEFITS IN A VARIETY OF CLINICAL AND NON-CLINICAL CONDITIONS. THIS SYSTEMATIC REVIEW SUMMARIZES THE FINDINGS OF RANDOMIZED CONTROLLED TRIALS EXAMINING THE EFFECTS OF YOGA ON IMMUNE SYSTEM FUNCTIONING WHICH IS IMPERATIVE TO JUSTIFY ITS APPLICATION IN THE CLINIC. FIFTEEN RCTS WERE ELIGIBLE FOR THE REVIEW. EVEN THOUGH THE EXISTING EVIDENCE IS NOT ENTIRELY CONSISTENT, A GENERAL PATTERN EMERGED SUGGESTING THAT YOGA CAN DOWNREGULATE PRO-INFLAMMATORY MARKERS. IN PARTICULAR, THE QUALITATIVE EVALUATION OF RCTS REVEALED DECREASES IN IL-1BETA, AS WELL AS INDICATIONS FOR REDUCTIONS IN IL-6 AND TNF-ALPHA. THESE RESULTS IMPLY THAT YOGA MAY BE IMPLEMENTED AS A COMPLEMENTARY INTERVENTION FOR POPULATIONS AT RISK OR ALREADY SUFFERING FROM DISEASES WITH AN INFLAMMATORY COMPONENT. BEYOND THIS, YOGA PRACTICE MAY EXERT FURTHER BENEFICIAL EFFECTS BY ENHANCING CELL-MEDIATED AND MUCOSAL IMMUNITY. IT IS HYPOTHESIZED THAT LONGER TIME SPANS OF YOGA PRACTICE ARE REQUIRED TO ACHIEVE CONSISTENT EFFECTS ESPECIALLY ON CIRCULATING INFLAMMATORY MARKERS. OVERALL, THIS FIELD OF INVESTIGATION IS STILL YOUNG, HENCE THE CURRENT BODY OF EVIDENCE IS SMALL AND FOR MOST IMMUNE PARAMETERS, MORE RESEARCH IS REQUIRED TO DRAW DISTINCT CONCLUSIONS. 2018 14 2454 42 YOGA AS A COMPLEMENTARY THERAPY FOR METABOLIC SYNDROME: A NARRATIVE REVIEW. METABOLIC SYNDROME (MS) IS ASSOCIATED WITH A SEDENTARY AND STRESSFUL LIFESTYLE AND AFFECTS UNDERACTIVE PEOPLE DISPROPORTIONATELY. YOGA IS CONSIDERED TO BE A LOW-IMPACT MIND-BODY STRESS-RELIEVING EXERCISE, AND RESEARCHERS ARE INCREASING THEIR FOCUS ON THE BENEFITS OF YOGA FOR MANAGING METABOLIC DISORDERS. IT IS ALSO IMPORTANT FOR PHYSICIANS AND HEALTH CARE PROFESSIONALS TO UNDERSTAND THE THERAPEUTIC EFFICACY OF YOGA INTERVENTION, IN TERMS OF ITS TYPE, DURATION AND FREQUENCY ON VARIOUS MS RISK FACTORS. THE PRESENT REVIEW SUMMARIZES THE CURRENT SCIENTIFIC UNDERSTANDING OF THE EFFECTS OF YOGA ON MS RISK FACTORS SUCH AS GLUCOSE HOMEOSTASIS MARKERS, LIPID PROFILE, ADIPOCYTOKINES AND CARDIOVASCULAR RISK FACTORS, AND DISCUSSES THE POSSIBLE MECHANISMS OF ACTION. MEDLINE, PUBMED, SCOPUS AND COCHRANE LIBRARY WERE SEARCHED FROM THEIR INCEPTION UP TO DECEMBER 2019, USING THE KEYWORDS "METABOLIC SYNDROME," "DIABETES," "CARDIOVASCULAR DISEASES," "OBESITY" AND "YOGA." THE LITERATURE SUMMARIZED IN THIS REVIEW HAVE SHOWN MIXED EFFECTS OF YOGA ON MS RISK FACTORS AND DO NOT PROVIDE ROBUST EVIDENCE FOR ITS EFFICACY. MORE RIGOROUS RESEARCH AND WELL-DESIGNED TRIALS THAT HAVE A HIGHER STANDARD OF METHODOLOGY AND EVALUATE YOGA'S LONG-TERM IMPACTS ON MS ARE NEEDED. UNDERSTANDING YOGA'S BIOCHEMICAL AND MOLECULAR MECHANISMS OF ACTION ON VARIOUS METABOLIC PATHWAYS IS ALSO NEEDED. 2021 15 204 32 A REVIEW OF YOGA PROGRAMS FOR FOUR LEADING RISK FACTORS OF CHRONIC DISEASES. YOGA, A FORM OF PHYSICAL ACTIVITY, IS RAPIDLY GAINING IN POPULARITY AND HAS MANY HEALTH BENEFITS. YET HEALTHCARE PROVIDERS HAVE BEEN SLOW TO RECOGNIZE YOGA FOR ITS ABILITY TO IMPROVE HEALTH CONDITIONS, AND FEW INTERVENTIONS HAVE BEEN DEVELOPED THAT TAKE FULL ADVANTAGE OF ITS BENEFITS. THE PURPOSE OF THIS ARTICLE IS TO REVIEW PUBLISHED STUDIES USING YOGA PROGRAMS AND TO DETERMINE THE EFFECT OF YOGA INTERVENTIONS ON COMMON RISK FACTORS OF CHRONIC DISEASES (OVERWEIGHT, HYPERTENSION, HIGH GLUCOSE LEVEL AND HIGH CHOLESTEROL). A SYSTEMATIC SEARCH YIELDED 32 ARTICLES PUBLISHED BETWEEN 1980 AND APRIL 2007. THE STUDIES FOUND THAT YOGA INTERVENTIONS ARE GENERALLY EFFECTIVE IN REDUCING BODY WEIGHT, BLOOD PRESSURE, GLUCOSE LEVEL AND HIGH CHOLESTEROL, BUT ONLY A FEW STUDIES EXAMINED LONG-TERM ADHERENCE. ADDITIONALLY, NOT ENOUGH STUDIES INCLUDED DIVERSE POPULATIONS AT HIGH RISK FOR DIABETES AND ITS RELATED COMMON HEALTH PROBLEMS. 2007 16 1590 26 MEDITATION AND YOGA CAN MODULATE BRAIN MECHANISMS THAT AFFECT BEHAVIOR AND ANXIETY-A MODERN SCIENTIFIC PERSPECTIVE. MEDITATION AND YOGA TECHNIQUES ARE RECEIVING INCREASED ATTENTION THROUGHOUT THE WORLD, DUE TO THE ACCUMULATION OF EVIDENCE BASED RESEARCH THAT PROVES THE DIRECT AND INDIRECT BENEFITS OF SUCH PRACTICES. BASED ON STUDIES CONDUCTED SO FAR, IT HAS BEEN FOUND THAT THE PRACTICE OF MEDITATION TRIGGERS NEUROTRANSMITTERS THAT MODULATE PSYCHOLOGICAL DISORDERS SUCH AS ANXIETY. THIS PAPER WILL REVIEW THE PSYCHOLOGICAL EFFECTS OF THE PRACTICE OF MEDITATION, THE ROLE OF NEUROTRANSMITTERS, AND STUDIES USING EEG AND FMRI. 2015 17 203 24 A REVIEW OF THE LITERATURE EXAMINING THE PHYSIOLOGICAL PROCESSES UNDERLYING THE THERAPEUTIC BENEFITS OF HATHA YOGA. AN ESTIMATED 7.4 MILLION AMERICANS CURRENTLY PRACTICE HATHA YOGA. MOREOVER, 64% OF INDIVIDUALS WHO PRACTICE YOGA REPORT DOING SO FOR WELL-BEING. PREVIOUS RESEARCH HAS REPORTED AN ASSOCIATION BETWEEN YOGA PRACTICE AND SUBJECTIVE WELL-BEING; HOWEVER, FEW STUDIES HAVE INVESTIGATED THE PHYSIOLOGICAL MECHANISMS INVOLVED. THE FOLLOWING REVIEW PROVIDES AN HISTORICAL OVERVIEW OF THE FIELD OF INTEGRATIVE MEDICINE, WHICH CONCEPTUALIZES YOGA AS A MIND-BODY PRACTICE. A BRIEF DESCRIPTION OF HATHA YOGA IS PROVIDED THAT DESCRIBES THE PURPORTED RELATIONSHIP BETWEEN YOGA AND THE RELAXATION RESPONSE. A REVIEW OF THE EMERGING LITERATURE RELATED TO NITRIC OXIDE AND OXIDATIVE STRESS AS POTENTIAL MECHANISMS IN THE RELATIONSHIP BETWEEN YOGA AND WELL-BEING ALSO IS INCLUDED. THE ARTICLE CONCLUDES WITH A BRIEF DISCUSSION OF THE STATE OF THE RESEARCH AND PROVIDES SUGGESTIONS FOR FUTURE STUDIES. 2008 18 1640 49 MOLECULAR SIGNATURE OF THE IMMUNE RESPONSE TO YOGA THERAPY IN STRESS-RELATED CHRONIC DISEASE CONDITIONS: AN INSIGHT. THE WORLD HEALTH ORGANIZATION DEFINES HEALTH AS COMPLETE WELL-BEING IN TERMS OF PHYSICAL, MENTAL AND SOCIAL, AND NOT MERELY THE ABSENCE OF DISEASE. TO ATTAIN THIS, INDIVIDUAL SHOULD ADAPT AND SELF-MANGE THE SOCIAL, PHYSICAL AND EMOTIONAL CHALLENGES OF LIFE. EXPOSURE TO CHRONIC STRESS DUE TO URBANIZATION, WORK STRESS, NUCLEAR FAMILY, POLLUTION, UNHEALTHY FOOD HABITS, LIFESTYLE, ACCIDENTAL DEATH IN THE FAMILY, AND NATURAL CALAMITIES ARE THE TRIGGERING FACTORS, LEADING TO HORMONAL IMBALANCE AND INFLAMMATION IN THE TISSUE. THE RELATIONSHIP BETWEEN STRESS AND ILLNESS IS COMPLEX; ALL CHRONIC ILLNESSES SUCH AS CARDIOVASCULAR DISEASE AND ASTHMA HAVE THEIR ROOT IN CHRONIC STRESS ATTRIBUTED BY INFLAMMATION. IN RECENT TIMES, YOGA THERAPY HAS EMERGED AS AN IMPORTANT COMPLEMENTARY ALTERNATIVE MEDICINE FOR MANY HUMAN DISEASES. YOGA THERAPY HAS A POSITIVE IMPACT ON MIND AND BODY; IT ACTS BY INCORPORATING APPROPRIATE BREATHING TECHNIQUES AND MINDFULNESS TO ATTAIN CONSCIOUS DIRECTION OF OUR AWARENESS OF THE PRESENT MOMENT BY MEDITATION, WHICH HELPS ACHIEVE HARMONY BETWEEN THE BODY AND MIND. STUDIES HAVE ALSO DEMONSTRATED THE IMPORTANT REGULATORY EFFECTS OF YOGA THERAPY ON BRAIN STRUCTURE AND FUNCTIONS. DESPITE THESE ADVANCES, THE CELLULAR AND MOLECULAR MECHANISMS BY WHICH YOGA THERAPY RENDERS ITS BENEFICIAL EFFECTS ARE INADEQUATELY KNOWN. A GROWING BODY OF EVIDENCE SUGGESTS THAT YOGA THERAPY HAS IMMUNOMODULATORY EFFECTS. HOWEVER, THE PRECISE MECHANISTIC BASIS HAS NOT BEEN ADDRESSED EMPIRICALLY. IN THIS REVIEW, WE HAVE ATTEMPTED TO HIGHLIGHT THE EFFECT OF YOGA THERAPY ON IMMUNE SYSTEM FUNCTIONING WITH AN AIM TO IDENTIFY IMPORTANT IMMUNOLOGICAL SIGNATURES THAT INDEX THE EFFECT OF YOGA THERAPY. TOWARD THIS, WE HAVE SUMMARIZED THE AVAILABLE SCIENTIFIC EVIDENCE SHOWING POSITIVE IMPACTS OF YOGA THERAPY. FINALLY, WE HAVE EMPHASIZED THE EFFICACY OF YOGA IN IMPROVING PHYSICAL AND MENTAL WELL-BEING. YOGA HAS BEEN A PART OF INDIAN CULTURE AND TRADITION FOR LONG; NOW, THE TIME HAS COME TO SCIENTIFICALLY VALIDATE THIS AND IMPLEMENT THIS AS AN ALTERNATIVE TREATMENT METHOD FOR STRESS-RELATED CHRONIC DISEASE. 2020 19 1051 38 EFFECTS OF YOGA ON BRAIN WAVES AND STRUCTURAL ACTIVATION: A REVIEW. PREVIOUS RESEARCH HAS SHOWN THE VAST MENTAL AND PHYSICAL HEALTH BENEFITS ASSOCIATED WITH YOGA. YOGA PRACTICE CAN BE DIVIDED INTO SUBCATEGORIES THAT INCLUDE POSTURE-HOLDING EXERCISE (ASANA), BREATHING (PRANAYAMA, KRIYA), AND MEDITATION (SAHAJ) PRACTICE. STUDIES MEASURING MENTAL HEALTH OUTCOMES HAVE SHOWN DECREASES IN ANXIETY, AND INCREASES IN COGNITIVE PERFORMANCE AFTER YOGA INTERVENTIONS. SIMILAR STUDIES HAVE ALSO SHOWN COGNITIVE ADVANTAGES AMONGST YOGA PRACTITIONERS VERSUS NON-PRACTITIONERS. THE MENTAL HEALTH AND COGNITIVE BENEFITS OF YOGA ARE EVIDENT, BUT THE PHYSIOLOGICAL AND STRUCTURAL CHANGES IN THE BRAIN THAT LEAD TO THIS REMAIN A TOPIC THAT LACKS CONSENSUS. THEREFORE, THE PURPOSE OF THIS STUDY WAS TO EXAMINE AND REVIEW EXISTING LITERATURE ON THE EFFECTS OF YOGA ON BRAIN WAVES AND STRUCTURAL CHANGES AND ACTIVATION. AFTER A NARROWED SEARCH THROUGH A SET OF SPECIFIC INCLUSION AND EXCLUSION CRITERIA, 15 ARTICLES WERE USED IN THIS REVIEW. IT WAS CONCLUDED THAT BREATHING, MEDITATION, AND POSTURE-BASED YOGA INCREASED OVERALL BRAIN WAVE ACTIVITY. INCREASES IN GRAYGRAY MATTER ALONG WITH INCREASES IN AMYGDALA AND FRONTAL CORTEX ACTIVATION WERE EVIDENT AFTER A YOGA INTERVENTION. YOGA PRACTICE MAY BE AN EFFECTIVE ADJUNCTIVE TREATMENT FOR A CLINICAL AND HEALTHY AGING POPULATION. FURTHER RESEARCH CAN EXAMINE THE EFFECTS OF SPECIFIC BRANCHES OF YOGA ON A DESIGNATED CLINICAL POPULATION. 2015 20 2774 42 YOGA RESEARCH REVIEW. THIS PAPER IS A REVIEW OF EMPIRICAL STUDIES, REVIEW AND META-ANALYSIS PUBLICATIONS ON YOGA FROM THE LAST FEW YEARS. THE REVIEW INCLUDES DEMOGRAPHICS/PREVALENCE OF YOGA AS A PRACTICE, BIBLIOMETRIC ANALYSES OF THE YOGA PUBLICATIONS AND THE USE OF YOGA FOR PHYSICAL FITNESS AND COGNITIVE FUNCTION. MOST OF THE STUDIES REVIEWED HERE INVOLVE YOGA EFFECTS ON PSYCHIATRIC AND MEDICAL CONDITIONS. THESE INCLUDE PREGNANCY, PRENATAL AND POSTPARTUM DEPRESSION; STRESS, PTSD, ANXIETY, AND OBESITY; CARDIOVASCULAR CONDITIONS INCLUDING HYPERTENSION; PAIN SYNDROMES INCLUDING ARTHRITIS, HEADACHES AND LOW BACK PAIN; AUTOIMMUNE CONDITIONS INCLUDING ASTHMA, TYPE II DIABETES AND MULTIPLE SCLEROSIS; IMMUNE CONDITIONS INCLUDING HIV AND BREAST CANCER; AND AGING PROBLEMS INCLUDING BALANCE, OSTEOPOROSIS AND PARKINSON'S. THE METHODS AND RESULTS OF THOSE STUDIES ARE BRIEFLY SUMMARIZED ALONG WITH THEIR LIMITATIONS AND SUGGESTIONS FOR FUTURE RESEARCH. BASICALLY YOGA HAS BEEN MORE EFFECTIVE THAN CONTROL AND WAITLIST CONTROL CONDITIONS, ALTHOUGH NOT ALWAYS MORE EFFECTIVE THAN TREATMENT COMPARISON GROUPS SUCH AS OTHER FORMS OF EXERCISE. MORE RANDOMIZED CONTROLLED STUDIES ARE NEEDED IN WHICH YOGA IS COMPARED TO ACTIVE EXERCISE GROUPS. HAVING ESTABLISHED THE PHYSICAL AND MENTAL HEALTH BENEFITS OF YOGA MAKES IT ETHICALLY QUESTIONABLE TO ASSIGN PARTICIPANTS TO INACTIVE CONTROL GROUPS. SHORTER SESSIONS SHOULD BE INVESTIGATED FOR COST-EFFECTIVENESS AND FOR DAILY PRACTICE. MULTIPLE PHYSICAL AND PHYSIOLOGICAL MEASURES NEED TO BE ADDED TO THE SELF-REPORT RESEARCH PROTOCOLS AND POTENTIAL UNDERLYING MECHANISMS NEED TO BE FURTHER EXPLORED. IN THE INTERIM, THE STUDIES REVIEWED HERE HIGHLIGHT THE THERAPEUTIC EFFECTS OF YOGA, A PRACTICE THAT COULD COME TO BE CALLED YOGA THERAPY. 2016