1 433 117 CAN YOGA THERAPY STIMULATE STEM CELL TRAFFICKING FROM BONE MARROW? IT HAS BEEN ESTABLISHED THAT MESENCHYMAL STROMAL CELLS (MSCS) FROM BONE MARROW ENTER THE PERIPHERAL CIRCULATION INTERMITTENTLY FOR POSSIBLE TISSUE REGENERATION, REPAIR AND TO TAKE CARE OF DAILY WEAR AND TEAR. THIS IS EVIDENT FROM THE DETECTION OF MSCS FROM PERIPHERAL BLOOD. THE FACTORS GOVERNING THIS MIGRATION REMAIN ELUSIVE. THESE MSCS CARRY OUT THE WORK OF POLICING AND ARE SUPPOSED TO REPAIR THE INJURED TISSUES. THUS, THESE CELLS HELP IN MAINTAINING THE TISSUE AND ORGAN HOMEOSTASIS. YOGA AND PRANAYAMA ORIGINATED IN INDIA AND IS NOW BEING PRACTICED ALL OVER THE WORLD FOR POSITIVE HEALTH. SO FAR, THE CHEMICAL STIMULATION OF BONE MARROW HAS BEEN WIDELY USED EMPLOYING INJECTION OF COLONY STIMULATING FACTOR. HOWEVER, THE ROLE OF PHYSICAL FACTORS SUCH AS MECHANICAL STIMULATION AND STRETCHING HAS NOT BEEN SUBSTANTIATED. IT IS CLAIMED THAT PRACTICING YOGA DELAYS SENESCENCE, IMPROVES THE PHYSIOLOGICAL FUNCTIONS OF HEART AND LUNG AND YOGA POSTURES MAKE THE BODY ELASTIC. IT REMAINS TO BE SEEN WHETHER THE YOGA THERAPY PROMOTES TRAFFICKING OF THE STEM CELLS FROM BONE MARROW FOR POSSIBLE REPAIR AND REGENERATION OF WORN OUT AND DEGENERATING TISSUES. WE COVER IN THIS SHORT REVIEW, MAINLY THE ROLE OF PHYSICAL FACTORS ESPECIALLY THE YOGA THERAPY ON STEM CELLS TRAFFICKING FROM BONE MARROW. 2016 2 1149 31 ENHANCEMENT OF CANCER STEM CELL SUSCEPTIBILITY TO CONVENTIONAL TREATMENTS THROUGH COMPLEMENTARY YOGA THERAPY: POSSIBLE CELLULAR AND MOLECULAR MECHANISMS. CANCER STEM CELLS (CSCS) ARE STEM-LIKE TUMOR POPULATIONS THAT ARE REPORTED TO CONTRIBUTE TOWARDS TUMOR GROWTH, MAINTENANCE AND RECURRENCE AFTER THERAPY. HYPOXIA INCREASES CSC FRACTION AND PROMOTES ACQUISITION OF A STEM-CELL-LIKE STATE. CANCER STEM CELLS ARE CRITICALLY DEPENDANT ON THE HYPOXIA-INDUCIBLE FACTOR-1 (HIF-1) FOR SURVIVAL, SELF-RENEWAL, TUMOR GROWTH AND MAINTENANCE OF THEIR UNDIFFERENTIATED PHENOTYPE. RECENT RESEARCHES SHOW THAT STAGE OF DIFFERENTIATION OF THE TUMOR CELLS IS PREDICTIVE OF THEIR SUSCEPTIBILITY TO NATURAL KILLER CELL (NK) CELL MEDIATED CYTOTOXICITY AND CANCER STEM CELLS ARE SIGNIFICANT TARGETS OF NK CELL CYTOTOXICITY. STUDIES ALSO SHOW THAT REVERSION OF TUMOR CELLS TO A LESS-DIFFERENTIATED PHENOTYPE CAN BE ACHIEVED BY BLOCKING NFKAPPAB. YOGA THERAPY (YOGIC LIFESTYLE MODIFICATIONS ENCOMPASSING PHYSICAL POSTURES, BREATHING PRACTICES, RELAXATION TECHNIQUES AND MEDITATIONS) IS KNOWN TO MODULATE NEURAL, ENDOCRINE AND IMMUNE FUNCTIONS AT THE CELLULAR LEVEL THROUGH INFLUENCING CELL CYCLE CONTROL, AGING, OXIDATIVE STRESS, APOPTOSIS AND SEVERAL PATHWAYS OF STRESS SIGNALING MOLECULES. YOGA THERAPY HAS ALSO BEEN SHOWN TO ENHANCE NATURAL KILLER CELL ACTIVITY AND MODULATE STRESS AND DNA DAMAGE IN BREAST CANCER PATIENTS RECEIVING RADIOTHERAPY. RECENT STUDY FOUND THAT BRIEF DAILY YOGIC MEDITATION MAY REVERSE THE PATTERN OF INCREASED NFKAPPAB-RELATED TRANSCRIPTION OF PRO-INFLAMMATORY CYTOKINES IN LEUKOCYTES. THUS, YOGA THERAPY HAS THE POTENTIAL TO REDUCE CANCER STEM CELL SURVIVAL, SELF -RENEWAL AND TUMOR GROWTH BY MODIFYING THE TUMOR MICRO-ENVIRONMENT THROUGH VARIOUS MECHANISMS SUCH AS; 1) REDUCING HIF-1 ACTIVITY BY ENHANCED OXYGENATION, 2) PROMOTING NK CELL ACTIVITY DIRECTLY (OR INDIRECTLY THROUGH DOWN REGULATING NFKAPPAB EXPRESSION), THEREBY ENHANCING NK CELL MEDIATED CSC LYSIS, AND 3) BY MINIMIZING THE ABERRANT EXPRESSIONS OR ACTIVITIES OF VARIOUS HORMONES, CYTOKINES, CHEMOKINES AND TUMOR SIGNALING PATHWAYS. YOGA THERAPY MAY HAVE A SYNERGISTIC EFFECT WITH CONVENTIONAL MODALITIES OF TREATMENT IN PREVENTING CANCER PROGRESSION AND RECURRENCES. 2012 3 2224 28 THE IMPACT OF THE "YOGIC LIFESTYLE" ON CANCER PROGNOSIS AND SURVIVAL: CAN WE TARGET CANCER STEM CELLS WITH YOGA? CANCER HAS RECENTLY BEEN KNOWN TO ORIGINATE FROM STEM CELL-LIKE CELLS, CALLED CANCER STEM CELLS (CSCS). THEIR UNIQUE PROPERTIES OF SELF-DUPLICATION, MULTIPLICATION, AS WELL AS MIGRATION GIVE THE CSC RESISTANCE OVER CONVENTIONAL CANCER THERAPIES. NEWER THERAPIES ARE IN DEVELOPMENTAL STAGE TO TARGET THESE STEM CELL-LIKE POPULATIONS AND BECOME THE VANGUARD OF FUTURE TREATMENTS. SEVERAL COMPLEMENTARY AND ALTERNATIVE TREATMENTS HAVE BEEN USED IN CANCER MANAGEMENT AS AN ADJUNCT TO CONVENTIONAL THERAPY TO IMPROVE THE OVERALL QUALITY OF LIFE AND REDUCE RECURRENCE. YOGA STANDS AS THE THIRD MOST POPULAR OF ALL COMPLEMENTARY AND ALTERNATIVE MEDICINE TREATMENTS CURRENTLY USED IN CANCER PATIENTS TODAY. PRELIMINARY RESULTS SHOW THAT YOGA MODULATES NEURAL, HORMONAL, AND IMMUNE FUNCTIONS AT A CELLULAR LEVEL. THE SCOPE OF THIS COMMENTARY IS TO DISCUSS THE CURRENT EVIDENCE-BASED MEDICINE ON YOGA AND ITS EFFECT ON CSCS. 2017 4 2575 19 YOGA FOR FUNCTIONAL ABILITY, PAIN AND PSYCHOSOCIAL OUTCOMES IN MUSCULOSKELETAL CONDITIONS: A SYSTEMATIC REVIEW AND META-ANALYSIS. OBJECTIVES: MUSCULOSKELETAL CONDITIONS (MSCS) ARE THE LEADING CAUSE OF DISABILITY AND CHRONIC PAIN IN THE DEVELOPED WORLD, IMPACTING BOTH FUNCTIONAL ABILITY AND PSYCHOSOCIAL HEALTH. THE CURRENT REVIEW INVESTIGATES THE EFFECTIVENESS OF YOGA ON PRIMARY OUTCOMES OF FUNCTIONAL ABILITY, PAIN AND PSYCHOSOCIAL OUTCOMES ACROSS A RANGE OF MSCS. METHODS: A COMPREHENSIVE SEARCH OF 20 DATABASES WAS CONDUCTED FOR FULL-TEXT, RANDOMIZED CONTROLLED TRIALS OF YOGA IN CLINICALLY DIAGNOSED MSCS. RESULT: SEVENTEEN STUDIES MET THE INCLUSION CRITERIA, INVOLVING 1,626 PARTICIPANTS WITH LOW BACK PAIN (LBP), OSTEOARTHRITIS (OA), RHEUMATOID ARTHRITIS (RA), KYPHOSIS OR FIBROMYALGIA. STUDIES WERE QUALITY RATED, AND ANALYSED FOR THE EFFECT OF YOGA ON PRIMARY OUTCOMES, IMMEDIATELY POST-INTERVENTION. TWELVE STUDIES WERE RATED AS GOOD QUALITY. YOGA INTERVENTIONS RESULTED IN A CLINICALLY SIGNIFICANT IMPROVEMENT IN FUNCTIONAL OUTCOMES IN MILD-TO-MODERATE LBP AND FIBROMYALGIA, AND SHOWED A TREND TO IMPROVEMENT IN KYPHOSIS. YOGA SIGNIFICANTLY IMPROVED PAIN IN OA, RA AND MILD-TO-SEVERE LBP. PSYCHOSOCIAL OUTCOMES WERE SIGNIFICANTLY IMPROVED IN MILD-TO-MODERATE LBP AND OA. META-ANALYSIS OF GOOD-QUALITY STUDIES SHOWED A MODERATE TREATMENT EFFECT FOR YOGA OF -0.64 (95%CI -0.89 TO -0.39) FOR FUNCTIONAL OUTCOMES AND -0.61 (95%CI -0.97 TO -0.26) FOR PAIN OUTCOMES. CONCLUSIONS: EVIDENCE SUGGESTS THAT YOGA IS AN ACCEPTABLE AND SAFE INTERVENTION, WHICH MAY RESULT IN CLINICALLY RELEVANT IMPROVEMENTS IN PAIN AND FUNCTIONAL OUTCOMES ASSOCIATED WITH A RANGE OF MSCS. FUTURE ANALYSIS OF OUTCOMES WHICH TAKE INTO ACCOUNT THE AMOUNT OF YOGA RECEIVED BY PARTICIPANTS MAY PROVIDE INSIGHT INTO ANY PUTATIVE DURATION OR DOSAGE EFFECTS OF YOGA INTERVENTIONS FOR MSCS. 2013 5 1347 28 HYPOXIA IN CNS PATHOLOGIES: EMERGING ROLE OF MIRNA-BASED NEUROTHERAPEUTICS AND YOGA BASED ALTERNATIVE THERAPIES. CELLULAR RESPIRATION IS A VITAL PROCESS FOR THE EXISTENCE OF LIFE. ANY CONDITION THAT RESULTS IN DEPRIVATION OF OXYGEN (ALSO TERMED AS HYPOXIA) MAY EVENTUALLY LEAD TO DELETERIOUS EFFECTS ON THE FUNCTIONING OF TISSUES. BRAIN BEING THE HIGHEST CONSUMER OF OXYGEN IS PRONE TO INCREASED RISK OF HYPOXIA-INDUCED NEUROLOGICAL INSULTS. THIS IN TURN HAS BEEN ASSOCIATED WITH MANY DISEASES OF CENTRAL NERVOUS SYSTEM (CNS) SUCH AS STROKE, ALZHEIMER'S, ENCEPHALOPATHY ETC. ALTHOUGH SEVERAL STUDIES HAVE INVESTIGATED THE PATHOPHYSIOLOGICAL MECHANISMS UNDERLYING ISCHEMIC/HYPOXIC CNS DISEASES, THE KNOWLEDGE ABOUT PROTECTIVE THERAPEUTIC STRATEGIES TO AMELIORATE THE AFFECTED NEURONAL CELLS IS MEAGER. THIS HAS AUGMENTED THE NEED TO IMPROVE OUR UNDERSTANDING OF THE HYPOXIC AND ISCHEMIC EVENTS OCCURRING IN THE BRAIN AND IDENTIFY NOVEL AND ALTERNATE TREATMENT MODALITIES FOR SUCH INSULTS. MICRORNA (MIRNAS), SMALL NON-CODING RNA MOLECULES, HAVE RECENTLY EMERGED AS POTENTIAL NEUROPROTECTIVE AGENTS AS WELL AS TARGETS, UNDER HYPOXIC CONDITIONS. THESE 18-22 NUCLEOTIDE LONG RNA MOLECULES ARE PROFUSELY PRESENT IN BRAIN AND OTHER ORGANS AND FUNCTION AS GENE REGULATORS BY CLEAVING AND SILENCING THE GENE EXPRESSION. IN BRAIN, THESE ARE KNOWN TO BE INVOLVED IN NEURONAL DIFFERENTIATION AND PLASTICITY. THEREFORE, TARGETING MIRNA EXPRESSION REPRESENTS A NOVEL THERAPEUTIC APPROACH TO INTERCEDE AGAINST HYPOXIC AND ISCHEMIC BRAIN INJURY. IN THE FIRST PART OF THIS REVIEW, WE WILL DISCUSS THE NEUROPHYSIOLOGICAL CHANGES CAUSED AS A RESULT OF HYPOXIA, FOLLOWED BY THE CONTRIBUTION OF HYPOXIA IN THE NEURODEGENERATIVE DISEASES. SECONDLY, WE WILL PROVIDE RECENT UPDATES AND INSIGHTS INTO THE ROLES OF MIRNA IN THE REGULATION OF GENES IN OXYGEN AND GLUCOSE DEPRIVED BRAIN IN ASSOCIATION WITH CIRCADIAN RHYTHMS AND HOW THESE CAN BE TARGETED AS NEUROPROTECTIVE AGENTS FOR CNS INJURIES. FINALLY, WE WILL EMPHASIZE ON ALTERNATE BREATHING OR YOGIC INTERVENTIONS TO OVERCOME THE HYPOXIA ASSOCIATED ANOMALIES THAT COULD ULTIMATELY LEAD TO IMPROVEMENT IN CEREBRAL PERFUSION. 2017 6 1639 25 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 7 1773 24 POTENTIAL YOGA MODULES FOR TREATMENT OF HEMATOPOIETIC INHIBITION IN HIV-1 INFECTION. THIS ARTICLE IS EXPECTED TO CONTRIBUTE TOWARDS UNDERSTANDING THE THERAPEUTIC BENEFITS OF SPECIFIC YOGA MODULES ON THE INHIBITION OF REPLICATION AND ENHANCEMENT TO NORMAL LEVELS OF HEMATOPOIESIS IN HIV-1 INFECTED SUBJECTS. MORE UNIQUE COULD BE THE EFFECTS OF YOGA ON THE INDIRECT EFFECTS OF HIV-1 INDUCED HEMATOPOIETIC INHIBITION OF THE CD34+ PROGENITOR STEM CELLS, VIA THE CD4+ T LYMPHOCYTES. SUCH INDIRECT EFFECTS MAY BE CAUSED BY HOST CELLULAR FACTORS. YOGA PRACTICES MAY ALSO IMPROVE THE SELF RENEWAL CAPACITY (A STEP THAT PRECEDES COMMITMENT OF CD34+ PROGENITOR CELLS TO TERMINAL DIFFERENTIATION), VIA STAT5 GENE REGULATION. THIS MAY ELIMINATE THE NEED FOR CONSTITUTIVE STAT5 GENE EXPRESSION THROUGH GENE THERAPY. IN THIS ARTICLE RECENT RESEARCH AND ANCIENT INDIAN LITERATURE ARE REVIEWED TO DEVISE YOGA MODULES FOR THE POTENTIAL TREATMENT OF HEMATOPOIETIC INHIBITION IN HIV-1 INFECTION. THE POSSIBLE MECHANISMS THROUGH WHICH HEMATOPOIETIC INHIBITION MAY OCCUR IN HIV-1 INFECTED PATIENTS ARE FIRST DESCRIBED FOLLOWED BY THE ROLE OF STRESS IN THE PROGRESSION OF HIV WHERE PROBABLE INVOLVEMENT OF PSYCHO-NEURO-IMMUNOLOGICAL AXIS (PNI) IS HIGHLIGHTED. YOGA THERAPY IS INTRODUCED AND ITS EFFECTIVENESS IN TERMS OF EVIDENCE IN RELEVANT AREA IS REVIEWED. FURTHER, THE BASIC PRINCIPLES OF INTEGRATED APPROACH OF YOGA THERAPY [IAYT] ARE DESCRIBED AND DEPENDING ON THE POTENTIAL MECHANISMS THROUGH WHICH YOGA THERAPY MAY ACT, BOTH MODERN SCIENTIFIC RESEARCH AND ANCIENT "SCRIPTURAL" EVIDENCE ARE PROVIDED AT ALL THE FIVE LEVELS OF EXISTENCE (BODY, LIFE FORCE, EMOTIONAL, INTELLECTUAL AND BLISS). THIS WILL ENABLE TO DESIGN COMPREHENSIVE YOGA MODULES THAT MAY INTERVENE IN THIS INDIRECT INHIBITION OF HAEMATOPOIESIS IN HIV-1 INFECTED INDIVIDUALS AND POTENTIALLY RESTORE NORMAL LEVELS OF HAEMATOPOIESIS. 2010 8 82 31 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 9 422 26 BRIDGING THE SCHISM OF SCHIZOPHRENIA THROUGH YOGA-REVIEW OF PUTATIVE MECHANISMS. SCHIZOPHRENIA PATIENTS EXPERIENCE A 'DISCONNECT' AT MULTIPLE LEVELS-NEURONAL NETWORKS, MENTAL PROCESSES, AND INTERPERSONAL RELATIONSHIPS. THE RESULTANT POOR QUALITY-OF-LIFE AND FUNCTIONAL DISABILITY ARE RELATED TO THE PERSISTENT COGNITIVE DEFICITS AND NEGATIVE SYMPTOMS, WHICH ARE RATHER RESISTANT TO CONVENTIONAL ANTIPSYCHOTIC MEDICATIONS. YOGA HAS EMERGED AS AN IMPORTANT THERAPEUTIC INTERVENTION TO IMPROVE QUALITY-OF-LIFE IN SCHIZOPHRENIA. RECENT PRELIMINARY EVIDENCE SUGGESTS THAT EFFECTS OF YOGA ON COGNITIVE AND NEGATIVE SYMPTOMS MAY DRIVE THIS BENEFIT. THIS STUDY ATTEMPTS TO INTEGRATE EVIDENCE FROM NEUROSCIENCE-BASED RESEARCH, WHICH FOCUSES ON THE NEUROPLASTICITY-HARNESSING EFFECTS OF YOGA TO BRIDGE THE SCHIZOPHRENIA CONNECTOPATHY. IN AN OVERARCHING MODEL TO STUDY PUTATIVE NEUROBIOLOGICAL MECHANISMS THAT DRIVE THERAPEUTIC EFFECTS OF YOGA, IT IS PROPOSED THAT (A) VARIOUS STYLES OF MEDITATION MAY HELP IN STRENGTHENING THE LATERAL AND MEDIAL PREFRONTAL BRAIN NETWORKS, THUS IMPROVING NEUROCOGNITION AND MENTALIZING ABILITIES, AND (B) LEARNING AND PERFORMING CO-ORDINATED PHYSICAL POSTURES WITH A TEACHER FACILITATES IMITATION AND THE PROCESS OF BEING IMITATED, WHICH CAN IMPROVE SOCIAL COGNITION AND EMPATHY THROUGH REINFORCEMENT OF THE PREMOTOR AND PARIETAL MIRROR NEURON SYSTEM. OXYTOCIN MAY PLAY A ROLE IN MEDIATING THESE PROCESSES, LEADING TO BETTER SOCIAL CONNECTEDNESS AND SOCIAL OUTCOMES. CLINICAL AND HEURISTIC IMPLICATIONS OF THIS MODEL ARE FURTHER DISCUSSED. 2016 10 1590 22 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 11 2412 18 YOGA AND ITS IMPACT ON CHRONIC INFLAMMATORY AUTOIMMUNE ARTHRITIS. RHEUMATOID ARTHRITIS (RA) IS ONE OF THE MOST COMMON CHRONIC INFLAMMATORY AUTOIMMUNE DISEASES, WHICH ADVERSELY AFFECTS THE QUALITY OF LIFE. RA IS A DISEASE OF UNKNOWN ETIOLOGY, HOWEVER, BOTH GENETIC AND ENVIRONMENTAL FACTORS APPEAR TO CONTRIBUTE TO THE SUSCEPTIBILITY TO THIS DISEASE. THE SEVERITY AND PROGRESSION OF THE DISEASE ARE ATTRIBUTABLE TO THE RELEASE OF A HOST OF INFLAMMATORY CYTOKINES, CYTOTOXIC AND IMMUNE REGULATORY FACTORS. THE TREATMENTS OF RA ARE PRIMARILY LIMITED TO SYMPTOMATIC ALLEVIATION OF PAIN OR OTHER SYMPTOMS OR TO THE USE OF CYTOTOXIC DRUG TREATMENT IN SEVERE FORMS OF THE DISEASE WHICH IS COMMONLY ASSOCIATED WITH SIGNIFICANT SIDE EFFECTS. DESPITE LACK OF A CURE, THE DISEASE MAY BE CONTROLLED BY MIND-BODY INTERVENTIONS. HOLISTIC TREATMENTS SUCH AS YOGA SIGNIFICANTLY IMPROVE AND REDUCE THE PSYCHO-SOMATIC SYMPTOMS, PAIN PERCEPTION, DISABILITY QUOTIENT, JOINT FLEXIBILITY, RANGE OF MOTION, POSTURE, MUSCLE STRENGTH, COORDINATION, AND DISEASE ACTIVITY. HERE, WE DISCUSS THE FEATURES OF RA AND ADDRESS HOW YOGA CAN BE USED AS A THERAPEUTIC REGIMEN TO IMPROVE THE QUALITY OF LIFE OF PATIENTS WITH RA. 2021 12 1890 33 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 13 1669 26 NEUROPHYSIOLOGICAL AND NEUROCOGNITIVE MECHANISMS UNDERLYING THE EFFECTS OF YOGA-BASED PRACTICES: TOWARDS A COMPREHENSIVE THEORETICAL FRAMEWORK. DURING RECENT DECADES NUMEROUS YOGA-BASED PRACTICES (YBP) HAVE EMERGED IN THE WEST, WITH THEIR AIMS RANGING FROM FITNESS GAINS TO THERAPEUTIC BENEFITS AND SPIRITUAL DEVELOPMENT. YOGA IS ALSO BEGINNING TO SPARK GROWING INTEREST WITHIN THE SCIENTIFIC COMMUNITY, AND YOGA-BASED INTERVENTIONS HAVE BEEN ASSOCIATED WITH MEASUREABLE CHANGES IN PHYSIOLOGICAL PARAMETERS, PERCEIVED EMOTIONAL STATES, AND COGNITIVE FUNCTIONING. YBP TYPICALLY INVOLVE A COMBINATION OF POSTURES OR MOVEMENT SEQUENCES, CONSCIOUS REGULATION OF THE BREATH, AND VARIOUS TECHNIQUES TO IMPROVE ATTENTIONAL FOCUS. HOWEVER, SO FAR LITTLE IF ANY RESEARCH HAS ATTEMPTED TO DECONSTRUCT THE ROLE OF THESE DIFFERENT COMPONENT PARTS IN ORDER TO BETTER UNDERSTAND THEIR RESPECTIVE CONTRIBUTION TO THE EFFECTS OF YBP. A CLEAR OPERATIONAL DEFINITION OF YOGA-BASED THERAPEUTIC INTERVENTIONS FOR SCIENTIFIC PURPOSES, AS WELL AS A COMPREHENSIVE THEORETICAL FRAMEWORK FROM WHICH TESTABLE HYPOTHESES CAN BE FORMULATED, IS THEREFORE NEEDED. HERE WE PROPOSE SUCH A FRAMEWORK, AND OUTLINE THE BOTTOM-UP NEUROPHYSIOLOGICAL AND TOP-DOWN NEUROCOGNITIVE MECHANISMS HYPOTHESIZED TO BE AT PLAY IN YBP. 2015 14 2886 25 YOGA: BALANCING THE EXCITATION-INHIBITION EQUILIBRIUM IN PSYCHIATRIC DISORDERS. SOCIAL BEHAVIORAL DISTURBANCES ARE CENTRAL TO MOST PSYCHIATRIC DISORDERS. A DISEQUILIBRIUM WITHIN THE CORTICAL EXCITATORY AND INHIBITORY NEUROTRANSMITTER SYSTEMS UNDERLIES THESE DEFICITS. GAMMA-AMINOBUTYRIC ACID (GABA) AND GLUTAMATE ARE THE MOST ABUNDANT EXCITATORY AND INHIBITORY NEUROTRANSMITTERS IN THE BRAIN THAT CONTRIBUTE TO THIS EQUILIBRIUM. SEVERAL CONTEMPORARY THERAPIES USED IN TREATING PSYCHIATRIC DISORDERS, REGULATE THIS GABA-GLUTAMATE BALANCE. YOGA HAS BEEN STUDIED AS AN ADJUVANT TREATMENT ACROSS A BROAD RANGE OF PSYCHIATRIC DISORDERS AND IS SHOWN TO HAVE SHORT-TERM THERAPEUTIC GAINS. EMERGING EVIDENCE FROM RECENT CLINICAL IN VIVO EXPERIMENTS SUGGESTS THAT YOGA IMPROVES GABA-MEDIATED CORTICAL-INHIBITORY TONE AND ENHANCES PERIPHERAL OXYTOCIN LEVELS. THIS IS LIKELY TO HAVE A MORE CONTROLLED DOWNSTREAM RESPONSE OF THE HYPOTHALAMO-PITUITARY-ADRENAL SYSTEM BY MEANS OF REDUCED CORTISOL RELEASE AND HENCE A BLUNTED SYMPATHETIC RESPONSE TO STRESS. ANIMAL AND EARLY FETAL DEVELOPMENTAL STUDIES SUGGEST AN INTER-DEPENDENT ROLE OF OXYTOCIN AND GABA IN REGULATING SOCIAL BEHAVIORS. IN KEEPING WITH THESE OBSERVATIONS, WE PROPOSE AN INTEGRATED NEUROBIOLOGICAL MODEL TO STUDY THE MECHANISMS OF THERAPEUTIC BENEFITS WITH YOGA. APART FROM PROVIDING A NEUROSCIENTIFIC BASIS FOR APPLYING A TRADITIONAL SYSTEM OF PRACTICE IN THE CLINICAL SETTING, THIS MODEL CAN BE USED AS A FRAMEWORK FOR STUDYING YOGA MECHANISMS IN FUTURE CLINICAL TRIALS. 2019 15 1502 15 INVEST IN YOURSELF. YOGA AS A SELF-CARE STRATEGY. A WIDENING RECOGNITION OF THE MIND-BODY-SPIRIT CONNECTION IN WESTERN MEDICINE HAS RESULTED IN A GROWING INTEREST IN ANCIENT HEALTH PRACTICES SUCH AS YOGA. AS COMPLEMENTARY THERAPIES ENTER MAINSTREAM MEDICAL SETTINGS, NURSES AND OTHER HEALTHCARE PROVIDERS NEED A FUNDAMENTAL UNDERSTANDING OF THESE MODALITIES TO BE ABLE TO ADVISE PATIENTS EFFECTIVELY. THIS ARTICLE PROVIDES AN OVERVIEW OF YOGA AND DETAILS THE BENEFITS OF YOGA PRACTICE. 2000 16 366 23 ASTHMA: THE YOGA PERSPECTIVE. PART I. THE SOMATOPSYCHIC IMBALANCE IN ASTHMA: TOWARDS A HOLISTIC THERAPY. WHILE THE STANDARD PHYSIOLOGICAL AND EVEN CERTAIN PSYCHOLOGICAL CHARACTERISTICS OF ASTHMATIC PATIENTS ARE WELL KNOWN, THE CURRENT DIAGNOSTIC AND THERAPEUTIC APPROACH TO ASTHMA REMAINS INADEQUATE, AS IT NEGLECTS CERTAIN INTERRELATED SOMATOPSYCHIC FACTORS VITAL TO AN OPTIMAL DIAGNOSTIC-THERAPEUTIC PROGRAMME. THESE INCLUDE THE ROLE OF SKELETAL MUSCLE TENSION AND POSTURE, THE ROLE OF THE 'VOLUNTARY' RESPIRATORY MUSCULATURE, ESPECIALLY THE DIAPHRAGM, AS WELL AS ANXIETY, EMOTIONAL SUPPRESSION AND EXCESSIVE SELF-CONSCIOUSNESS, ALL OF WHICH MAY BE PRECIPITANTS RATHER THAN THE OUTCOME OF THE ONSET OF ASTHMA. ON THE BASIS OF THESE NEGLECTED FACTORS AND OTHERS, IMPLICATIONS FOR AN OPTIMALLY EFFECTIVE THERAPY ARE DISCUSSED. THE PHYSICAL MEDICINE OR PHYSIOTHERAPEUTIC, AS WELL AS OTHER RECENT THERAPEUTIC APPROACHES, ARE REVIEWED AND EVALUATED. IT IS CONCLUDED THAT ALL OF THESE THERAPIES ARE TOO "SPECIFIC," AND THAT A MORE HOLISTIC APPROACH IS NECESSARY (WHICH IS PROVIDED IN 'ASTHMA: THE YOGA PERSPECTIVE,' PART II-"YOGA THERAPY IN THE TREATMENT OF ASTHMA"). 1980 17 321 26 ANALOGY BETWEEN CLASSICAL YOGA/ZEN BREATHING AND MODERN CLINICAL RESPIRATORY THERAPY. ANESTHESIOLOGISTS AND INTENSIVISTS ARE MODERN-DAY PROFESSIONALS WHO PROVIDE APPROPRIATE RESPIRATORY CARE, VITAL FOR PATIENT SURVIVAL. RECENTLY, ANESTHESIOLOGISTS HAVE INCREASINGLY FOCUSED THEIR ATTENTION ON THE TYPE OF SPONTANEOUS BREATHING MADE BY NON-INTUBATED PATIENTS WITH PULMONARY DISEASE CARED FOR IN AN INTENSIVE CARE UNIT, AND ALSO PATIENTS WITH CHRONIC PAIN RECEIVING COGNITIVE BEHAVIORAL THERAPY. PRIOR TO OUR MODERN UNDERSTANDING OF RESPIRATORY PHYSIOLOGY, ZEN MEDITATORS RECOGNIZED THAT BREATHING HAS A SIGNIFICANT IMPACT ON A PERSON'S MENTAL STATE AND GENERAL PHYSICAL WELL-BEING. EXAMPLES OF THIS KNOWLEDGE REGARDING RESPIRATION INCLUDE THE BENEFICIAL EFFECTS OF DEEP INHALATION AND SLOW EXHALATION ON ANXIETY AND GENERAL WELLNESS. THE CLASSICAL LITERATURE HAS NOTED MANY SUGGESTIONS FOR BREATHING AND ITS PSYCHO-PHYSICAL EFFECTS. IN THE PRESENT REVIEW, WE EXAMINE THE EFFECT OF CLASSICAL BREATHING METHODS AND FIND AN ANALOGY BETWEEN TYPICAL YOGA/ZEN BREATHING AND MODERN CLINICAL RESPIRATORY THERAPY. EVIDENCE IS INCREASING ABOUT HISTORICAL BREATHING AND RELATED MEDITATION TECHNIQUES THAT MAY BE EFFECTIVE IN MODERN CLINICAL PRACTICE, ESPECIALLY IN THE FIELD OF ANESTHESIOLOGY, SUCH AS IN IMPROVING RESPIRATORY FUNCTION AND REDUCING CHRONIC PAIN. CLARIFICATION OF THE DETAILED MECHANISMS INVOLVED IS ANTICIPATED. 2020 18 2879 18 YOGA. YOGA IS AN ANCIENT TRADITION THAT HAS BEEN WESTERNIZED AND OFTEN PRACTICED FOR ITS PROPOSED HEALTH BENEFITS. TRADITIONAL TEXTS DESCRIBE ITS BENEFITS FOR MANY TYPES OF ARTHRITIS. TWO LIMITED STUDIES OF YOGA IN OSTEOARTHRITIS OF THE HANDS AND CARPAL TUNNEL SYNDROME SHOW GREATER IMPROVEMENT IN PAIN THAN IN CONTROL GROUPS. YOGA USES STRETCHING AND IMPROVES STRENGTH SO THAT IT THEORETICALLY SHOULD BE BENEFICIAL FOR SOME MUSCULOSKELETAL PROBLEMS. YOGA MERITS FURTHER STUDY INTO ITS CELLULAR AND PHYSIOLOGIC EFFECTS. 2000 19 1772 20 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 20 2297 17 THERAPEUTIC ROLE OF YOGA IN NEUROPSYCHOLOGICAL DISORDERS. YOGA IS CONSIDERED A WIDELY-USED APPROACH FOR HEALTH CONSERVATION AND CAN BE ADOPTED AS A TREATMENT MODALITY FOR A PLETHORA OF MEDICAL CONDITIONS, INCLUDING NEUROLOGICAL AND PSYCHOLOGICAL DISORDERS. HENCE, WE REVIEWED RELEVANT ARTICLES ENTAILING VARIOUS NEUROLOGICAL AND PSYCHOLOGICAL DISORDERS AND GATHERED DATA ON HOW YOGA EXERTS POSITIVE IMPACTS ON PATIENTS WITH A DIVERSE RANGE OF DISORDERS, INCLUDING ITS MODULATORY EFFECTS ON BRAIN BIOELECTRICAL ACTIVITIES, NEUROTRANSMITTERS, AND SYNAPTIC PLASTICITY. THE ROLE OF YOGA PRACTICE AS AN ELEMENT OF THE TREATMENT OF SEVERAL NEUROPSYCHOLOGICAL DISEASES WAS EVALUATED BASED ON THESE FINDINGS. 2021