1 1337 129 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 2 2630 26 YOGA FOR THE TREATMENT OF DEPRESSION: FIVE QUESTIONS TO MOVE THE EVIDENCE-BASE FORWARD. YOGA-BASED PRACTICES, DERIVED FROM ANCIENT EASTERN MIND-BODY PRACTICES, HAVE GROWN IN POPULARITY IN THE WEST OVER THE PAST SEVERAL DECADES. INCREASING EVIDENCE SUPPORTS THE ANTIDEPRESSANT EFFECTS OF YOGA-BASED INTERVENTIONS (YBIS). HOWEVER, DESPITE YOGA'S PROMISE AS A POTENTIAL TREATMENT FOR DEPRESSION, THE LITERATURE TO DATE IS MARKED BY SUBSTANTIAL METHODOLOGICAL LIMITATIONS, WHICH REMAIN A BARRIER TO THE INTEGRATION OF YBIS INTO CONVENTIONAL CLINICAL CARE. WE HIGHLIGHT FIVE KEY AREAS OF STUDY THAT NEED FURTHER INVESTIGATION TO FILL CRUCIAL GAPS IN THE LITERATURE-BASE TO ADVANCE YOGA RESEARCH AND YOGA'S POTENTIAL AS AN EFFECTIVE EVIDENCE-BASED TREATMENT FOR DEPRESSION. 2019 3 588 37 DETERMINING PSYCHONEUROIMMUNOLOGIC MARKERS OF YOGA AS AN INTERVENTION FOR PERSONS DIAGNOSED WITH PTSD: A SYSTEMATIC REVIEW. THERE IS A GROWING BODY OF RESEARCH ON YOGA AS A THERAPEUTIC INTERVENTION FOR PSYCHOLOGICAL SYMPTOMS OF POST-TRAUMATIC STRESS DISORDER (PTSD) ACCOMPANIED BY SPECULATIONS ON UNDERLYING PHYSIOLOGIC MECHANISMS. THE PURPOSE OF THIS SYSTEMATIC REVIEW IS TO IDENTIFY, QUALITATIVELY EVALUATE, AND SYNTHESIZE STUDIES OF YOGA AS AN INTERVENTION FOR PTSD THAT MEASURED PHYSIOLOGIC OUTCOMES IN ORDER TO GAIN INSIGHTS INTO POTENTIAL MECHANISMS. THE FOCUS IS ON STUDIES EVALUATING YOGA AS A THERAPEUTIC INTERVENTION FOR PTSD RATHER THAN FOR TRAUMA EXPOSURE, PTSD PREVENTION, OR SUBCLINICAL PTSD. MULTIPLE DATABASES WERE SEARCHED FOR PUBLICATIONS FROM THE PAST TWO DECADES USING TERMS DERIVED FROM THE QUESTION, "IN PEOPLE WITH PTSD, WHAT IS THE EFFECT OF YOGA ON OBJECTIVE OUTCOMES?" ELIGIBILITY CRITERIA INCLUDED YOGA-ONLY MODALITIES TESTED AS AN INTERVENTION FOR FORMALLY DIAGNOSED PTSD WITH AT LEAST ONE PHYSIOLOGIC OUTCOME. RESULTS OF THIS REVIEW CONFIRMED THAT, THOUGH MUCH OF THE PUBLISHED LITERATURE PROPOSES PHYSIOLOGICAL MECHANISMS UNDERLYING YOGA'S EFFECTS ON PTSD, VERY FEW STUDIES ( N = 3) HAVE ACTUALLY EVALUATED PHYSIOLOGICAL EVIDENCE. ADDITIONALLY, SEVERAL STUDIES HAD METHODOLOGICAL LIMITATIONS. IN LIGHT OF THE LIMITED DATA SUPPORTING YOGA'S BENEFICIAL EFFECTS ON AUTONOMIC NERVOUS SYSTEM DYSREGULATION, WE PRESENT A THEORETICAL MODEL OF THE PSYCHONEUROIMMUNOLOGIC PROCESSES ASSOCIATED WITH PTSD AND THE EFFECTS YOGA MAY HAVE ON THESE PROCESSES TO GUIDE FUTURE RESEARCH. GAPS IN THE LITERATURE REMAIN FOR MECHANISMS RELATED TO ACTIVATION OF THE HYPOTHALAMIC-PITUITARY-ADRENAL AXIS AND INFLAMMATION. ADDITIONAL RIGOROUS MECHANISTIC STUDIES ARE NEEDED TO GUIDE DEVELOPMENT OF EFFECTIVE YOGA INTERVENTIONS FOR PTSD TO AUGMENT EXISTING EVIDENCE-BASED PTSD TREATMENTS. 2018 4 571 21 DEFINING YOGA-NIDRA: TRADITIONAL ACCOUNTS, PHYSIOLOGICAL RESEARCH, AND FUTURE DIRECTIONS. THE TERM YOGA-NIDRA HAS BEEN USED IN MANY EMPIRICAL STUDIES TO REFER TO RELAXATION AND GUIDED IMAGERY. THESE TECHNIQUES DO NOT REPRESENT THE INTENTION OR PHYSIOLOGICAL CORRELATES OF YOGANIDRA DISCUSSED IN THE TRADITIONAL YOGA LITERATURE. WE PROPOSE AN OPERATIONAL DEFINITION OF YOGA-NIDRA THAT IS SUPPORTED BY SEVERAL PHYSIOLOGICALLY TESTABLE HYPOTHESES REGARDING ITS OUTCOMES AND EFFECTS. TRADITIONAL DESCRIPTIONS OF YOGA-NIDRA AND CONTEMPORARY ACCOUNTS OF ITS PRACTICE ARE REVIEWED, AND STUDIES EXAMINING THE PHYSIOLOGICAL CORRELATES OF YOGA-NIDRA ARE EXAMINED. PROPOSED HYPOTHESES FOR FUTURE RESEARCH USING THIS OPERATIONAL DEFINITION ARE PROVIDED. 2013 5 2366 33 WAR-RELATED MENTAL HEALTH ISSUES AND NEED FOR YOGA INTERVENTION STUDIES: A SCOPING REVIEW. CONFLICTS AND HUMANITARIAN CRISES LEAD TO SERIOUS MENTAL HEALTH DISORDERS, INCLUDING DEPRESSION, ANXIETY, STRESS, AND COGNITIVE DECLINE. EXPOSURE TO THESE CIRCUMSTANCES IN EARLY LIFE CAN LEAD TO THE DEVELOPMENT OF DISORDERS SUCH AS MILD COGNITIVE IMPAIRMENT, DEMENTIA, AND ALZHEIMER'S DISEASE (AD), FOR WHICH NO TREATMENTS ARE AVAILABLE. IN THIS REVIEW, VARIOUS RESEARCH PAPERS HAVE BEEN COMPILED TO DEVELOP AN UNDERSTANDING ABOUT MENTAL HEALTH OF POPULATION AFFECTED DUE TO WARS AND CONFLICTS AND HOW STRESS AND DEPRESSION CAN ACCELERATE THE DEVELOPMENT OF DEMENTIA AND AD. DUE TO FAILURE OF DRUGS IN THE TREATMENT OF DEMENTIA AND AD, YOGA AND MINDFULNESS-BASED APPROACH HAS BEEN PROPOSED FOR FUTURE INVESTIGATIONS. ALTHOUGH STUDIES HAVE SHOWN THAT YOGA AND MINDFULNESS CAN BE HELPFUL IN THE MANAGEMENT OF STRESS, ANXIETY, DEPRESSION, AND POSTTRAUMATIC STRESS DISORDER IN THE WAR-AFFLICTED AREAS, LIMITED MECHANISTIC STUDIES IN YOGA AND MINDFULNESS REMAIN THE CHIEF CAUSE PRECLUDING ITS CLINICAL APPLICATION IN SUCH WARZONES. THE MOLECULAR STUDIES IN THE FIELD OF YOGA CAN BE UNDERTAKEN BY TARGETING THESE WARZONES. THIS REVIEW PROVIDES A SCIENTIFIC EVALUATION OF MIND-BODY TECHNIQUES AS A JUSTIFICATION FOR MENTAL HEALTH REHABILITATION IN THE WAR-AFFLICTED ZONES IN FACE OF FAILED CLINICAL TRIALS FOR VARIOUS DRUGS. THIS MAY HELP REDUCE THE RISK OF DEVELOPING DEMENTIA AND AD IN THIS SUSCEPTIBLE POPULATION. 2021 6 1890 29 REGULATION OF GENE EXPRESSION BY YOGA, MEDITATION AND RELATED PRACTICES: A REVIEW OF RECENT STUDIES. INTEGRATIVE MEDICINE (IM) APPROACHES HAVE GAINED SIGNIFICANT INTEREST IN RECENT YEARS TO PROVIDE A SOLUTION FOR THE HEALTH CARE CHALLENGES WE FACE TODAY. YOGIC COGNITIVE-BEHAVIORAL PRACTICES ARE AMONG THE MOST WIDELY USED IM APPROACHES AND INCLUDE DIVERSE PRACTICES SUCH AS YOGA ASANAS, MEDITATION, BREATHING EXERCISES, QI GONG, TAI CHI CHIH, AND VARIOUS OTHERS. STUDIES TO DATE SUGGEST THAT THESE YOGIC/MEDITATIVE PRACTICES HAVE SIGNIFICANT POSITIVE EFFECTS ON THE MIND-BODY SYSTEM AND THEREBY CAN INCREASE WELLNESS AND SUPPORT THE HEALING PROCESS FROM DISEASE. PREVIOUS WORK HAS PROVIDED EVIDENCE FOR BOTH PSYCHOLOGICAL AND PHYSIOLOGICAL EFFECTS OF THESE PRACTICES; HOWEVER, THE MECHANISMS OF THESE EFFECTS, ESPECIALLY AT THE MOLECULAR LEVEL, HAVE LARGELY BEEN MISSING. THREE RECENT STUDIES STARTED TO PROVIDE SOME OF THIS INFORMATION THROUGH GENE EXPRESSION PROFILING IN CIRCULATING IMMUNE CELLS, WHICH SUPPORT THE HYPOTHESIS THAT YOGIC/MEDITATIVE PRACTICES HAVE A MEASURABLE EFFECT AT THE MOLECULAR LEVEL. THESE STUDIES ARE REVIEWED HEREIN AND SOME FUTURE PERSPECTIVES ARE CONSIDERED. 2013 7 93 35 A NARRATIVE REVIEW OF YOGA AND MINDFULNESS AS COMPLEMENTARY THERAPIES FOR ADDICTION. THIS PAPER REVIEWS THE PHILOSOPHICAL ORIGINS, CURRENT SCIENTIFIC EVIDENCE, AND CLINICAL PROMISE OF YOGA AND MINDFULNESS AS COMPLEMENTARY THERAPIES FOR ADDICTION. HISTORICALLY, THERE ARE EIGHT ELEMENTS OF YOGA THAT, TOGETHER, COMPRISE ETHICAL PRINCIPLES AND PRACTICES FOR LIVING A MEANINGFUL, PURPOSEFUL, MORAL AND SELF-DISCIPLINED LIFE. TRADITIONAL YOGA PRACTICES, INCLUDING POSTURES AND MEDITATION, DIRECT ATTENTION TOWARD ONE'S HEALTH, WHILE ACKNOWLEDGING THE SPIRITUAL ASPECTS OF ONE'S NATURE. MINDFULNESS DERIVES FROM ANCIENT BUDDHIST PHILOSOPHY, AND MINDFULNESS MEDITATION PRACTICES, SUCH AS GENTLE HATHA YOGA AND MINDFUL BREATHING, ARE INCREASINGLY INTEGRATED INTO SECULAR HEALTH CARE SETTINGS. CURRENT THEORETICAL MODELS SUGGEST THAT THE SKILLS, INSIGHTS, AND SELF-AWARENESS LEARNED THROUGH YOGA AND MINDFULNESS PRACTICE CAN TARGET MULTIPLE PSYCHOLOGICAL, NEURAL, PHYSIOLOGICAL, AND BEHAVIORAL PROCESSES IMPLICATED IN ADDICTION AND RELAPSE. A SMALL BUT GROWING NUMBER OF WELL-DESIGNED CLINICAL TRIALS AND EXPERIMENTAL LABORATORY STUDIES ON SMOKING, ALCOHOL DEPENDENCE, AND ILLICIT SUBSTANCE USE SUPPORT THE CLINICAL EFFECTIVENESS AND HYPOTHESIZED MECHANISMS OF ACTION UNDERLYING MINDFULNESS-BASED INTERVENTIONS FOR TREATING ADDICTION. BECAUSE VERY FEW STUDIES HAVE BEEN CONDUCTED ON THE SPECIFIC ROLE OF YOGA IN TREATING OR PREVENTING ADDICTION, WE PROPOSE A CONCEPTUAL MODEL TO INFORM FUTURE STUDIES ON OUTCOMES AND POSSIBLE MECHANISMS. ADDITIONAL RESEARCH IS ALSO NEEDED TO BETTER UNDERSTAND WHAT TYPES OF YOGA AND MINDFULNESS-BASED INTERVENTIONS WORK BEST FOR WHAT TYPES OF ADDICTION, WHAT TYPES OF PATIENTS, AND UNDER WHAT CONDITIONS. OVERALL, CURRENT FINDINGS INCREASINGLY SUPPORT YOGA AND MINDFULNESS AS PROMISING COMPLEMENTARY THERAPIES FOR TREATING AND PREVENTING ADDICTIVE BEHAVIORS. 2013 8 203 27 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 9 225 40 A SYSTEMATIC REVIEW OF MECHANISMS OF CHANGE IN BODY-ORIENTED YOGA IN MAJOR DEPRESSIVE DISORDERS. INTRODUCTION: DESPITE EMPIRICAL EVIDENCE FOR THE EFFICACY OF BODY-ORIENTED YOGA AS ADD-ON TREATMENT FOR MAJOR DEPRESSIVE DISORDER (MDD), THE SPECIFIC MECHANISMS BY WHICH YOGA LEADS TO THERAPEUTIC CHANGES REMAIN UNCLEAR. BY MEANS OF A SYSTEMATIC REVIEW, WE EVALUATE HOW THE FIELD IS PROGRESSING IN ITS EMPIRICAL INVESTIGATION OF MECHANISMS OF CHANGE IN YOGA FOR MDD. METHODS: TO IDENTIFY RELEVANT STUDIES, A SYSTEMATIC SEARCH WAS CONDUCTED. RESULTS: THE SEARCH PRODUCED 441 ARTICLES, OF WHICH 5 WERE INCLUDED, THAT EMPIRICALLY EXAMINED 2 PSYCHOLOGICAL MECHANISMS (MINDFULNESS, RUMINATION) AND 3 BIOLOGICAL MECHANISMS (VAGAL CONTROL, HEART RATE VARIABILITY [HRV], BRAIN-DERIVED NEUROTROPHIC FACTOR [BDNF], CORTISOL). 2 STUDIES FOUND THAT DECREASED RUMINATION AND 1 STUDY THAT INCREASED MINDFULNESS WAS ASSOCIATED WITH THE EFFECT OF YOGA ON TREATMENT OUTCOME. IN ADDITION, PRELIMINARY STUDIES SUGGEST THAT ALTERATIONS IN CORTISOL, BDNF, AND HRV MAY PLAY A ROLE IN HOW YOGA EXERTS ITS CLINICAL EFFECT. DISCUSSION: THE RESULTS SUGGEST THAT BODY-ORIENTED YOGA COULD WORK THROUGH SOME OF THE THEORETICALLY PREDICTED MECHANISMS. HOWEVER, THERE IS A NEED FOR MORE RIGOROUS DESIGNS THAT CAN ASSESS GREATER LEVELS OF CAUSAL SPECIFICITY. 2018 10 2445 29 YOGA AND SUBSTANCE USE DISORDERS: A NARRATIVE REVIEW. YOGA HAS BEEN UTILIZED FOR PROMOTION OF HEALTH AND ALLEVIATING DISTRESS. IT HAS ALSO BEEN USED AS A THERAPEUTIC MEASURE IN THE FIELD OF MENTAL HEALTH, INCLUDING SUBSTANCE USE DISORDERS. THIS NARRATIVE REVIEW DISCUSSES THE LITERATURE PERTAINING TO USE OF YOGA IN THE TREATMENT OF SUBSTANCE USE DISORDERS. THE EVIDENCE BASE ESPECIALLY WITH REGARDS TO RANDOMIZED TRIALS IS PRESENTED. THE POSSIBLE MECHANISMS HOW YOGA MIGHT BE HELPFUL IN THE TREATMENT OF SUBSTANCE USE DISORDERS ARE EXPLORED. SUBSEQUENTLY, IMPLICATIONS OF YOGA IN CLINICAL PRACTICE ARE ELABORATED, FOLLOWED BY EXAMINATION OF THE ISSUES IN INTERPRETATION OF THE LITERATURE OF PUBLISHED YOGA RELATED STUDIES. 2017 11 65 32 A CONCEPTUAL MODEL DESCRIBING MECHANISMS FOR HOW YOGA PRACTICE MAY SUPPORT POSITIVE EMBODIMENT. YOGA PRACTICE HAS BEEN ASSOCIATED WITH VARIOUS INDICES OF POSITIVE EMBODIMENT IN CORRELATIONAL AND INTERVENTION STUDIES. YET, SYSTEMATIC, THEORETICALLY-GROUNDED MODELS DETAILING SPECIFIC MECHANISMS BY WHICH YOGA SUPPORTS POSITIVE EMBODIMENT ARE LACKING. IN THIS ARTICLE, WE PRESENT A CONCEPTUAL MODEL THAT DESCRIBES MECHANISMS (I.E., MEDIATORS AND MODERATORS) THAT CAN BE USED TO GUIDE RESEARCH TO HELP ANSWER HOW, FOR WHOM, AND UNDER WHAT CONDITIONS YOGA PRACTICE MAY PROMOTE POSITIVE EMBODIMENT. BASED ON EXISTING THEORETICAL FRAMEWORKS AND EMPIRICAL FINDINGS, THIS MODEL SUGGESTS THAT (A) YOGA PRACTICE MAY CULTIVATE EMBODYING EXPERIENCES DURING YOGA (E.G., STATE MINDFULNESS), (B) THESE EMBODYING EXPERIENCES MAY BUILD STABLE EMBODYING EXPERIENCES THAT GENERALIZE BEYOND THE YOGA CONTEXT (E.G., TRAIT MINDFULNESS), AND (C) THESE STABLE EMBODYING EXPERIENCES MAY THEN PROMOTE EMBODYING PRACTICES (E.G., MINDFUL SELF-CARE). THIS MEDIATIONAL CHAIN IS LIKELY MODERATED BY THE YOGA CONTEXT (E.G., INSTRUCTIONAL FOCUS, PRESENCE OF MIRRORS, DIVERSITY OF BODIES REPRESENTED) AND YOGA PRACTITIONERS' SOCIAL IDENTITIES (E.G., BODY SIZE, PHYSICAL LIMITATIONS), SOCIAL AND PERSONAL HISTORIES (E.G., EXPERIENCES WITH WEIGHT STIGMA AND TRAUMA), AND PERSONALITY TRAITS AND MOTIVES (E.G., BODY COMPARISON, APPEARANCE-FOCUSED MOTIVES TO PRACTICE YOGA). USING THE STRUCTURE OF THIS CONCEPTUAL MODEL, WE OFFER RESEARCHERS IDEAS FOR TESTABLE MODELS AND STUDY DESIGNS THAT CAN SUPPORT THEM. 2020 12 1772 38 POTENTIAL SELF-REGULATORY MECHANISMS OF YOGA FOR PSYCHOLOGICAL HEALTH. RESEARCH SUGGESTING THE BENEFICIAL EFFECTS OF YOGA ON MYRIAD ASPECTS OF PSYCHOLOGICAL HEALTH HAS PROLIFERATED IN RECENT YEARS, YET THERE IS CURRENTLY NO OVERARCHING FRAMEWORK BY WHICH TO UNDERSTAND YOGA'S POTENTIAL BENEFICIAL EFFECTS. HERE WE PROVIDE A THEORETICAL FRAMEWORK AND SYSTEMS-BASED NETWORK MODEL OF YOGA THAT FOCUSES ON INTEGRATION OF TOP-DOWN AND BOTTOM-UP FORMS OF SELF-REGULATION. WE BEGIN BY CONTEXTUALIZING YOGA IN HISTORICAL AND CONTEMPORARY SETTINGS, AND THEN DETAIL HOW SPECIFIC COMPONENTS OF YOGA PRACTICE MAY AFFECT COGNITIVE, EMOTIONAL, BEHAVIORAL, AND AUTONOMIC OUTPUT UNDER STRESS THROUGH AN EMPHASIS ON INTEROCEPTION AND BOTTOM-UP INPUT, RESULTING IN PHYSICAL AND PSYCHOLOGICAL HEALTH. THE MODEL DESCRIBES YOGA PRACTICE AS A COMPREHENSIVE SKILLSET OF SYNERGISTIC PROCESS TOOLS THAT FACILITATE BIDIRECTIONAL FEEDBACK AND INTEGRATION BETWEEN HIGH- AND LOW-LEVEL BRAIN NETWORKS, AND AFFERENT AND RE-AFFERENT INPUT FROM INTEROCEPTIVE PROCESSES (SOMATOSENSORY, VISCEROSENSORY, CHEMOSENSORY). FROM A PREDICTIVE CODING PERSPECTIVE WE PROPOSE A SHIFT TO PERCEPTUAL INFERENCE FOR STRESS MODULATION AND OPTIMAL SELF-REGULATION. WE DESCRIBE HOW THE PROCESSES THAT SUB-SERVE SELF-REGULATION BECOME MORE AUTOMATIZED AND EFFICIENT OVER TIME AND PRACTICE, REQUIRING LESS EFFORT TO INITIATE WHEN NECESSARY AND TERMINATE MORE RAPIDLY WHEN NO LONGER NEEDED. TO SUPPORT OUR PROPOSED MODEL, WE PRESENT THE AVAILABLE EVIDENCE FOR YOGA AFFECTING SELF-REGULATORY PATHWAYS, INTEGRATING EXISTING CONSTRUCTS FROM BEHAVIOR THEORY AND COGNITIVE NEUROSCIENCE WITH EMERGING YOGA AND MEDITATION RESEARCH. THIS PAPER IS INTENDED TO GUIDE FUTURE BASIC AND CLINICAL RESEARCH, SPECIFICALLY TARGETING AREAS OF DEVELOPMENT IN THE TREATMENT OF STRESS-MEDIATED PSYCHOLOGICAL DISORDERS. 2014 13 1937 26 ROLE OF YOGA IN THE TREATMENT OF NEUROTIC DISORDERS: CURRENT STATUS AND FUTURE DIRECTIONS. A LARGE NUMBER OF STUDIES HAVE CONSISTENTLY DEMONSTRATED THE POTENTIAL OF YOGA, NOT ONLY IN THE TREATMENT OF PSYCHIATRIC AND PSYCHOSOMATIC DISORDER BUT ALSO IN PROMOTING POSITIVE PHYSICAL AND MENTAL HEALTH. THIS PAPER REVIEWS VARIOUS STUDIES ON THE TREATMENT OF NEUROSIS WITH TECHNIQUES DERIVED FROM YOGA. A FEW LACUNAE HAVE BEEN IDENTIFIED AND POSSIBLE DIRECTIONS FOR FUTURE RESEARCH ARE OUTLINED. IT IS HOPED THAT RESEARCH ALONG THESE LINES WILL DEVELOP A STANDARDIZED METHOD OF YOGA THERAPY WHICH CAN BE UTILIZED AND INTEGRATED WITHIN THE EXISTING METHODS OF TREATMENT OF NEUROTIC DISORDERS. 1994 14 2371 26 WHAT HAS NEUROIMAGING TAUGHT US ON THE NEUROBIOLOGY OF YOGA? A REVIEW. YOGA IS BECOMING INCREASINGLY POPULAR WORLDWIDE, WITH SEVERAL IMPLICATED PHYSICAL AND MENTAL BENEFITS. HERE WE PROVIDE A COMPREHENSIVE AND CRITICAL REVIEW OF THE RESEARCH GENERATED FROM THE EXISTING NEUROIMAGING LITERATURE IN STUDIES OF YOGA PRACTITIONERS. WE REVIEWED 34 INTERNATIONAL PEER-REVIEWED NEUROIMAGING STUDIES OF YOGA USING MAGNETIC RESONANCE IMAGING (MRI), POSITRON EMISSION TOMOGRAPHY (PET), OR SINGLE-PHOTON EMISSION COMPUTED TOMOGRAPHY (SPECT): 11 MORPHOLOGICAL AND 26 FUNCTIONAL STUDIES, INCLUDING THREE STUDIES THAT WERE CLASSIFIED AS BOTH MORPHOLOGICAL AND FUNCTIONAL. CONSISTENT FINDINGS INCLUDE INCREASED GRAY MATTER VOLUME IN THE INSULA AND HIPPOCAMPUS, INCREASED ACTIVATION OF PREFRONTAL CORTICAL REGIONS, AND FUNCTIONAL CONNECTIVITY CHANGES MAINLY WITHIN THE DEFAULT MODE NETWORK. THERE IS QUITE SOME VARIABILITY IN THE NEUROIMAGING FINDINGS THAT PARTIALLY REFLECTS DIFFERENT YOGA STYLES AND APPROACHES, AS WELL AS SAMPLE SIZE LIMITATIONS. DIRECT COMPARATOR GROUPS SUCH AS PHYSICAL ACTIVITY ARE SCARCELY USED SO FAR. FINALLY, HYPOTHESES ON THE UNDERLYING NEUROBIOLOGY DERIVED FROM THE IMAGING FINDINGS ARE DISCUSSED IN THE LIGHT OF THE POTENTIAL BENEFICIAL EFFECTS OF YOGA. 2020 15 1481 24 INTEGRATING YOGA INTO PSYCHOTHERAPY: THE ETHICS OF MOVING FROM THE MIND TO THE MAT. GIVEN THE RISE IN ATTENTION TO CLIENT PREFERENCES IN MEDICAL TREATMENT AND THE SHIFT IN FOCUS TOWARD HEALTH PROMOTION, IT IS NOT SURPRISING THAT THE USE OF COMPLEMENTARY HEALTH APPROACHES HAVE INCREASED IN THE PAST SEVERAL YEARS. YOGA IS AMONG THE MOST PROMINENT COMPLEMENTARY HEALTH APPROACHES. RECENTLY, BOTH QUALITATIVE AND QUANTITATIVE WORK HAS EMERGED SUPPORTING ITS USE FOR A VARIETY OF MEDICAL AND PSYCHOLOGICAL DISORDERS. HOWEVER, THERE IS A CRITICAL GAP IN KNOWLEDGE REGARDING HOW TO MOST OPTIMALLY AND ETHICALLY INTEGRATE COMPLEMENTARY THERAPIES (I.E., YOGA) INTO CURRENT PSYCHOLOGY PRACTICES. MOREOVER, IT REMAINS UNCLEAR WHICH CLIENTS ARE THE BEST CANDIDATES FOR RECEIVING SUCH COMPLEMENTARY TREATMENTS AND WHICH THERAPISTS SHOULD PROVIDE THEM. THE PURPOSE OF THIS PAPER IS TO PROVIDE AN OVERVIEW OF THE HISTORY OF YOGA, THE SCIENTIFIC EVIDENCE IN SUPPORT OF ITS USE FOR MENTAL HEALTH ISSUES, AND AN ETHICAL FRAMEWORK TO GUIDE PSYCHOLOGISTS INTERESTED IN INTEGRATING YOGA INTO PSYCHOTHERAPY. 2017 16 1575 29 MANAGING MENTAL HEALTH DISORDERS RESULTING FROM TRAUMA THROUGH YOGA: A REVIEW. THERE ARE MANY AND VARIED TYPES OF TRAUMA. THE EXTENT TO WHICH TRAUMA INFLUENCES THE MENTAL HEALTH OF AN INDIVIDUAL DEPENDS ON THE NATURE OF TRAUMA, AS WELL AS ON THE INDIVIDUAL'S COPING CAPABILITIES. OFTEN TRAUMA IS FOLLOWED BY DEPRESSION, ANXIETY, AND PTSD. AS THE PHARMACOLOGICAL REMEDIES FOR THESE CONDITIONS OFTEN HAVE UNDESIRABLE SIDE-EFFECTS, NONPHARMACOLOGICAL REMEDIES ARE THOUGHT OF AS A POSSIBLE ADD-ON TREATMENT. YOGA IS ONE SUCH MIND-BODY INTERVENTION. THIS PAPER COVERS ELEVEN STUDIES INDEXED IN PUBMED, IN WHICH MENTAL HEALTH DISORDERS RESULTING FROM TRAUMA WERE MANAGED THROUGH YOGA INCLUDING MEDITATION. THE AIM WAS TO EVALUATE THE USE OF YOGA IN MANAGING TRAUMA-RELATED DEPRESSION, ANXIETY, PTSD AND PHYSIOLOGICAL STRESS FOLLOWING EXPOSURE TO NATURAL CALAMITIES, WAR, INTERPERSONAL VIOLENCE, AND INCARCERATION IN A CORRECTIONAL FACILITY. AN ATTEMPT HAS ALSO BEEN MADE TO EXPLORE POSSIBLE MECHANISMS UNDERLYING BENEFITS SEEN. AS MOST OF THESE STUDIES WERE NOT DONE ON PERSONS EXPOSED TO TRAUMA THAT HAD PRACTICED YOGA, THIS IS A DEFINITE AREA FOR FURTHER RESEARCH. 2012 17 2313 24 TRAUMA SURVIVORS' EXPERIENCES OF KUNDALINI YOGA IN FOSTERING POSTTRAUMATIC GROWTH. THE PREVALENCE OF TRAUMATIC EVENTS IN SOUTH AFRICA IS CONSIDERABLY HIGH DUE TO A HISTORY OF POLITICAL VIOLENCE AND THE ONGOING CYCLE OF INTERPERSONAL, COMMUNITY-BASED, AND SOCIOECONOMIC VIOLENCE. WHILE CONVENTIONAL THERAPEUTIC TECHNIQUES HAVE BEEN FOUND TO SUPPORT TRAUMA SURVIVORS IN THE LOCAL CONTEXT, ALTERNATIVE APPROACHES THAT FOCUS ON THE MIND-BODY CONNECTION HAVE BECOME INCREASINGLY POPULAR. HOWEVER, STUDIES REPORTING ON THE USE OF THESE APPROACHES REMAIN SCARCE. THIS STUDY AIMED TO ADD TO THE BODY OF KNOWLEDGE ON YOGA AS A NON-CONVENTIONAL THERAPY TO SUPPORT TRAUMA SURVIVORS AND FOSTER POSTTRAUMATIC GROWTH. SEMI-STRUCTURED INTERVIEWS WERE CONDUCTED WITH A SAMPLE OF SEVEN KUNDALINI YOGA PRACTITIONERS WHO HAD BEEN EXPOSED TO TRAUMA. A THEMATIC ANALYSIS CONFIRMED THAT KUNDALINI YOGA WAS BENEFICIAL IN FOSTERING POSTTRAUMATIC GROWTH. OVERALL, THE STUDY FINDINGS, EVIDENCE A POCKET OF SUCCESS IN RELATION TO VALUE OF SUCH AN INTERVENTION WITHIN A LOW SOCIO ECONOMIC BLACK SOUTH AFRICAN CONTEXT. 2022 18 1278 16 FUTURE DIRECTIONS FOR RESEARCH ON YOGA AND POSITIVE EMBODIMENT. THIS ARTICLE PROVIDES THE CONCLUDING THOUGHTS ON THE SPECIAL ISSUE, YOGA FOR POSITIVE EMBODIMENT IN EATING DISORDER PREVENTION AND TREATMENT, WHICH ILLUSTRATE THE PROGRESS BEING MADE ON THE RELATIONSHIP BETWEEN YOGA PRACTICE AND THE DIFFERENT INDICATORS OF POSITIVE EMBODIMENT THAT IS RELEVANT FOR THE PREVENTION AND TREATMENT OF EATING DISORDERS. BASED ON THE CURRENT BODY OR WORK, WE OFFER RECOMMENDATIONS FOR THE NEXT STEPS FOR RESEARCHERS FOR POPULATION-BASED, QUALITATIVE, AND PREVENTION AND INTERVENTION RESEARCH. 2020 19 1191 19 EVOLUTION FROM FOUR MENTAL STATES TO THE HIGHEST STATE OF CONSCIOUSNESS: A NEUROPHYSIOLOGICAL BASIS OF MEDITATION AS DEFINED IN YOGA TEXTS. THIS CHAPTER PROVIDES A THEORETICAL INTRODUCTION TO STATES OF CONSCIOUSNESS AND REVIEWS NEUROSCIENTIFIC INVESTIGATIONS OF MEDITATION. THE DIFFERENT STATES OF CONSCIOUSNESS CONSIST OF FOUR MENTAL STATES, I.E., CANCALATA (RANDOM THINKING), EKAGRATA (NON-MEDITATIVE FOCUSING), DHARNA (FOCUSED MEDITATION), AND DHYANA (MEDITATION) AS DEFINED IN YOGA TEXTS. MEDITATION IS A SELF-REGULATED MENTAL PROCESS ASSOCIATED WITH DEEP RELAXATION AND INCREASED INTERNALIZED ATTENTION. SCIENTIFIC INVESTIGATIONS ON MEDITATION REPORTED CHANGES IN ELECTROPHYSIOLOGICAL SIGNALS AND NEUROIMAGING MEASURES. BUT MOST OUTCOMES OF MEDITATION STUDIES SHOWED INCONSISTENT RESULTS, THIS MAY BE DUE TO HETEROGENEITY IN MEDITATION METHODS AND TECHNIQUES EVOLVED IN THE LAST 200 YEARS. TRADITIONALLY, THE FEATURES OF MEDITATION INCLUDE THE CAPACITY TO SUSTAIN A HEIGHTENED AWARENESS OF THOUGHTS, BEHAVIORS, EMOTIONS, AND PERCEPTIONS. GENERALLY, MEDITATION INVOLVES NON-REACTIVE EFFORTLESS MONITORING OF THE CONTENT OF EXPERIENCE FROM MOMENT TO MOMENT. FOCUSED MEDITATION PRACTICE INVOLVES AWARENESS ON A SINGLE OBJECT AND OPEN MONITORING MEDITATION IS A NON-DIRECTIVE MEDITATION INVOLVED ATTENTION IN BREATHING, MANTRA, OR SOUND. THEREFORE, RESULTS OF FEW EMPIRICAL STUDIES OF ADVANCED MEDITATORS OR BEGINNERS REMAIN TENTATIVE. THIS IS AN ATTEMPT TO COMPILE THE MEDITATION-RELATED CHANGES IN ELECTROPHYSIOLOGICAL AND NEUROIMAGING PROCESSES AMONG EXPERIENCED AND NOVICE PRACTITIONERS. 2019 20 1590 19 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