1 1905 132 RETURN TO YOGA RATES ARE HIGH AFTER VOLAR PLATING OF DISTAL RADIUS FRACTURES. BACKGROUND: YOGA IS A POPULAR ACTIVITY INVOLVING EXTREME WRIST POSITIONING AND EXTENSION LOADING. OUR PURPOSE WAS TO QUANTIFY THE PREVALENCE OF PREOPERATIVE YOGA PARTICIPATION AND CHARACTERIZE SUBSEQUENT ABILITY TO RETURN TO YOGA IN PATIENTS UNDERGOING VOLAR LOCKED PLATING OF DISTAL RADIUS FRACTURES. METHODS: WE RETROSPECTIVELY REVIEWED ALL CASES OF DISTAL RADIUS OPEN REDUCTION INTERNAL FIXATION BETWEEN AUGUST 2015 AND MARCH 2017. PATIENTS WERE INCLUDED IF THEY WERE TREATED WITH VOLAR LOCKED PLATING AND IF THEY PARTICIPATED IN YOGA ON A REGULAR BASIS PREOPERATIVELY. PATIENTS WERE CONTACTED AT A MINIMUM OF 1 YEAR POSTOPERATIVELY AND SURVEYED ABOUT YOGA PARTICIPATION. RESULTS: A TOTAL OF 149 PATIENTS WHO UNDERWENT DISTAL RADIUS VOLAR PLATING WERE SURVEYED. THIRTY-ONE PATIENTS (32 PROCEDURES, 20.8% OF SURVEYED PATIENTS) PARTICIPATED IN YOGA ON A REGULAR BASIS PREOPERATIVELY. OVERALL, 90.3% RETURNED TO YOGA IN SOME CAPACITY. MEAN TIMES TO RETURN TO YOGA IN ANY CAPACITY, WITH WEIGHT-BEARING, AND IN A "STEADY STATE" WERE 5.7, 7.4, AND 10.0 MONTHS, RESPECTIVELY. OF PATIENTS WHO RESUMED YOGA, 65.5% RETURNED TO THE SAME OR BETTER LEVEL OF YOGA. SATISFACTION WITH PARTICIPATION IN YOGA WAS 8.9 (OUT OF 10). CONCLUSIONS: WE FOUND A RELATIVELY HIGH YOGA PARTICIPATION RATE IN PATIENTS UNDERGOING DISTAL RADIUS FRACTURE FIXATION, SUGGESTING THE NEED TO BE ABLE TO EFFECTIVELY COUNSEL THESE PATIENTS. OUR RESULTS DEMONSTRATE A HIGH RATE OF RETURN TO YOGA, ALTHOUGH APPROXIMATELY ONE-THIRD OF PATIENTS EXPERIENCED A DECREASED LEVEL OF PARTICIPATION. SURGEONS CAN USE THIS INFORMATION TO SET APPROPRIATE EXPECTATIONS. 2021 2 2399 23 YOGA AND CUTANEOUS FUNCTIONAL UNIT RECRUITMENT FOR A PATIENT WITH CERVICAL AND UPPER EXTREMITY BURN SCAR CONTRACTURE: CASE REPORT. BURN SCAR CONTRACTURE GREATLY LIMITS FUNCTION FOR BURN SURVIVORS, PARTICULARLY WHEN THE SCARRING CROSSES MULTIPLE JOINTS. PREVIOUS RESEARCH HAS IDENTIFIED FIELDS OF SKIN RECRUITED DURING SINGLE JOINT MOTION, CALLED CUTANEOUS FUNCTIONAL UNITS (CFU), INDICATING THAT IMPAIRMENTS MAY BE SEEN DISTAL TO THE INJURED TISSUE. THIS CASE REPORT CONNECTS THE PRINCIPLES OF CFU AND YOGA-INSPIRED THERAPY MODALITIES IN IMPROVING CLINICAL OUTCOMES FOR A BURN SURVIVOR. THE PATIENT IS A 38-YEAR-OLD MALE WHO SUSTAINED DEEP PARTIAL-THICKNESS ELECTRICAL BURNS TO HIS NECK, CHEST, AND BILATERAL UPPER EXTREMITIES, PRESENTING WITH SIGNIFICANTLY DECREASED RANGE OF MOTION. THE PATIENT ATTENDED PHYSICAL THERAPY 4 DAYS A WEEK, WHERE HE PERFORMED A SPECIFIC YOGA ASANA PROGRAM DURING EACH SESSION. OUTCOMES INCLUDING STANDARD RANGE OF MOTION MEASURES, THE VANCOUVER SCAR SCALE (VSS), AND THE NECK DISABILITY INDEX (NDI), WHICH WERE RECORDED EVERY 10 SESSIONS. CFUS OF CERVICAL EXTENSION AND SHOULDER FLEXION WERE ANALYZED VIA PHOTOGRAPHS COMPARING CUTANEOUS POSITION DURING SPECIFIED YOGA POSES AND RESTING ANATOMICAL POSITION IN STANDING. OVER 30 VISITS, CERVICAL AND SHOULDER RANGE OF MOTION INCREASED, ALTHOUGH THE VSS AND NDI DID NOT SHOW SIGNIFICANT IMPROVEMENT. YOGA POSES SHOWED OVERALL CUTANEOUS RECRUITMENT DISTAL TO THE TARGETED JOINTS, AND BURNED SKIN WAS RECRUITED SIMILARLY TO NONBURNED SKIN IN POSITIONS OF STRETCH. INCORPORATING MULTIJOINT APPROACHES FOR STRETCHING, LIKE YOGA, APPEARS TO CONTRIBUTE TO IMPROVED CLINICAL RANGE-OF-MOTION OUTCOMES WHEN PAIRED WITH TRADITIONAL BURN-REHABILITATION INTERVENTIONS. YOGA POSES INVOLVING MULTIPLE JOINTS ALIGN WITH THE PRINCIPLE OF CFUS, WARRANTING CONTINUED INVESTIGATION. 2022 3 322 23 ANKLE MOTION IN COMMON YOGA POSES. BACKGROUND: MOTION OF THE ANKLE IS ESSENTIAL FOR MANY YOGA POSES. AN UNDERSTANDING OF RANGE OF ANKLE MOTION DURING TYPICAL YOGA POSES MAY HELP THE CLINICIAN TO UNDERSTAND EXPECTED OUTCOMES OF PATIENTS WHEN RETURNING FROM ANKLE SURGERY OR INJURY TO YOGA. METHODS: THE BIOMECHANICS OF TWENTY HEALTHY ACTIVE YOGIS WERE COLLECTED DURING SEVEN YOGA POSES THAT ARE COMMON WITHIN THEIR PRACTICES. MOTION CAPTURE AND FORCE PLATES WERE USED TO ASSESS THE RANGE OF MOTION AND JOINT MOMENTS OF THE ANKLE FOR EACH POSE. RESULTS: ALL POSES RESULTED IN PLANTARFLEXION AND EXTERNAL ROTATION MOMENTS AT THE ANKLE JOINTS. JOINT LOADING WAS HIGHEST IN SINGLE LEG POSES. THE ARC OF MOTION USED BY THE STUDY PARTICIPANTS IN THE POSES WAS 29 DEGREES OF SAGITTAL MOTION, 20 DEGREES OF FRONTAL MOTION AND 35 DEGREES OF TRANSVERSE MOTION. DISCUSSION: ANKLE MOTION WAS EVALUATED WHEN HEALTHY YOGIS PERFORM STANDARD POSES. THESE RESULTS MAY HELP IN DISCUSSION WITH PATIENTS REGARDING EXPECTED OUTCOMES AFTER ANKLE INJURY OR SURGERY. 2019 4 1546 16 LATE ANTERIOR PROSTHETIC HIP DISLOCATION DUE TO YOGA. THE POPULARITY OF YOGA AND THE PREVALENCE OF TOTAL HIP ARTHROPLASTY (THA) HAVE SIMULTANEOUSLY INCREASED IN THE UNITED STATES. ACCORDINGLY, ONE CAN ASSUME THAT THE NUMBER OF THA PATIENTS PRACTICING YOGA HAS INCREASED. CERTAIN YOGA POSES REACH THE EXTREMES OF HIP RANGE OF MOTION, POTENTIALLY LEAVING PATIENTS VULNERABLE TO DISLOCATION. TO DATE, 2 CASES OF LATE POSTERIOR PROSTHETIC HIP DISLOCATIONS DURING YOGA HAVE BEEN REPORTED; HOWEVER, THERE HAVE BEEN NO REPORTS OF ANTERIOR PROSTHETIC HIP DISLOCATIONS. WE PRESENT ONE CASE OF LATE ANTERIOR PROSTHETIC HIP DISLOCATION DURING YOGA IN A PATIENT WHO UNDERWENT THA VIA THE DIRECT ANTERIOR APPROACH. PROSTHETIC HIP DISLOCATION DURING YOGA MAY BE A GROWING CONCERN. WE PROVIDE ADDITIONAL EVIDENCE IN SUPPORT OF RECOMMENDATIONS FOR THA PATIENTS TO SAFELY PRACTICE YOGA. 2021 5 1757 33 POSITION OF THE HIP IN YOGA. BACKGROUND: YOGA IS GROWING IN POPULARITY AS A FORM OF EXERCISE THROUGHOUT THE WORLD. ORTHOPEDIC PATIENTS PARTICIPATE IN YOGA, YET LITTLE IS KNOWN ABOUT THE RANGES-OF-MOTION OF THE HIP WITHIN VARIOUS YOGA POSES. ORTHOPEDIC SURGEONS ARE UNSURE ABOUT WHAT POTENTIAL POSITIONS THEIR PATIENTS ARE PLACING THEIR HIPS DURING A YOGA PRACTICE. THE AIM OF THIS STUDY IS TO QUANTIFY THE DEGREE OF HIP MOTION WITH COMMON YOGA POSES. METHODS: TWENTY HEALTHY, REGULAR PRACTITIONERS OF YOGA PERFORMED 11 DIFFERENT YOGA POSES IN A STANDARDIZED FASHION. MOTION ANALYSIS WAS USED TO CAPTURE RANGE-OF-MOTION OF THE HIP DURING EACH POSE. RESULTS: MANY YOGA POSES PUT THE HIP IN EXTREMES OF MOTION. POSES SUCH AS DOWNWARD DOG, FORWARD FOLD, SEATED TWIST, AND PIGEON STRESSED THE HIP IN FLEXION. WARRIOR 1, WARRIOR 2, CRESCENT LUNGE, PIGEON, AND TRIANGLE STRESSED THE HIP IN EXTENSION. EAGLE AND SEATED TWIST PUT THE HIP IN HIGHER ADDUCTION, WHILE HALF MOON, EAGLE, AND TRIANGLE PRODUCED MORE HIP INTERNAL ROTATION. CONCLUSION: MANY POSES WERE FOUND TO REACH EXTREMES OF HIP MOTION. THIS STUDY MAY HELP GUIDE THE ORTHOPEDIC SURGEON IN COUNSELING HIP ARTHROPLASTY AND HIP IMPINGEMENT PATIENTS ABOUT YOGA-RELATED ACTIVITY. BY KNOWING WHICH POSES POTENTIALLY STRESS THE HIP IN PARTICULAR PLANES OF MOTION, SURGEONS MAY BETTER INFORM THEIR PATIENTS WHO ARE RETURNING TO YOGA AFTER INJURY OR SURGERY. 2018 6 443 27 CERVICAL ARTERIAL DISSECTION AND TRAUMATIC MYELOPATHY FOLLOWING YOGA: SURGICAL CASE REPORT. INTRODUCTION: CERVICAL SPONDYLOSIS CAN PREDISPOSE PATIENTS TO CENTRAL CANAL STENOSIS. IN THIS SETTING, MYELOPATHY THROUGH FURTHER FLATTENING OF THE CORD FROM EXTRINSIC COMPRESSION CAN BE PRECIPITATED BY RELATIVELY MINOR TRAUMAS. ARTERIAL DISSECTION IS SIMILARLY CONSIDERED A RESULT OF HIGH VELOCITY OR MOMENTUM DURING TRAUMA, COMMONLY ASSOCIATED WITH FRACTURES, CERVICAL HYPERFLEXION, OR DIRECT BLUNT FORCE TO THE NECK. OVERALL, PRECAUTIONS FOR BOTH ARTERIAL DISSECTION AND MYELOPATHY ARE RARELY CONSIDERED IN LOW-VELOCITY, STATIC ACTIVITIES SUCH AS YOGA. CASE PRESENTATION: THE AUTHORS REPORT THE CASE OF A 63-YEAR-OLD MAN WHO SUFFERED CONCURRENT CERVICAL MYELOPATHY FROM MULTILEVEL SPONDYLOPATHY, RIGHT VERTEBRAL ARTERY DISSECTION, AND LEFT CERVICAL CAROTID ARTERY DISSECTION FOLLOWING A YOGA SESSION. SYMPTOMATOLOGY CONSISTED OF ACUTE ONSET NECK PAIN, UPPER EXTREMITY SENSORY PARESTHESIA, WORSENING GAIT AND BALANCE, AND IMPAIRED DEXTERITY FOR SEVERAL WEEKS. CERVICAL MRI WAS OBTAINED GIVEN MYELOPATHIC SYMPTOMS AND REVEALED SPONDYLOSIS WITH COMPRESSION AND T2 SIGNAL CHANGE AT C3-C4. CT ANGIOGRAPHY OF THE NECK REVEALED AFOREMENTIONED DISSECTIONS WITHOUT FLOW LIMITING STENOSIS OR OCCLUSION. A THERAPEUTIC HEPARIN INFUSION WAS STARTED PREOPERATIVELY UNTIL THE PATIENT UNDERWENT C3-C4 ANTERIOR CERVICAL DISCECTOMY AND FUSION. ASPIRIN AND PLAVIX WERE THEN STARTED WITHOUT INCIDENCE AND THE PATIENT HAD SIGNIFICANT BUT GRADUAL IMPROVEMENT IN MYELOPATHIC SYMPTOMS AT 6-WEEK FOLLOW-UP. DISCUSSION: THE STATIC YET INTENSIVE POSES ASSOCIATED WITH YOGA PRESENT A RARE ETIOLOGY FOR ARTERIAL DISSECTION AND MYELOPATHY, BUT PATIENTS WITH PERSISTENT AND PROGRESSIVE SYMPTOMS SHOULD BE SCREENED WITH THE APPROPRIATE IMAGING MODALITY. CERVICAL DECOMPRESSION SHOULD BE EXPEDITED BEFORE INITIATING AN ANTIPLATELET MEDICATION. 2022 7 2777 32 YOGA SPINAL FLEXION POSITIONS AND VERTEBRAL COMPRESSION FRACTURE IN OSTEOPENIA OR OSTEOPOROSIS OF SPINE: CASE SERIES. OBJECTIVE: THE OBJECTIVE OF THIS REPORT IS TO RAISE AWARENESS OF THE EFFECT OF STRENUOUS YOGA FLEXION EXERCISES ON OSTEOPENIC OR OSTEOPOROTIC SPINES. WE PREVIOUSLY DESCRIBED SUBJECTS WITH KNOWN OSTEOPOROSIS IN WHOM VERTEBRAL COMPRESSION FRACTURES (VCFS) DEVELOPED AFTER SPINAL FLEXION EXERCISE (SFE) AND RECOMMENDED THAT SFES NOT BE PRESCRIBED IN PATIENTS WITH SPINAL OSTEOPOROSIS. METHODS: THIS REPORT DESCRIBES 3 HEALTHY PERSONS WITH LOW BONE MASS AND YOGA-INDUCED PAIN OR FRACTURE. RESULTS: ALL 3 PATIENTS HAD OSTEOPENIA, WERE IN GOOD HEALTH AND PAIN-FREE, AND HAD STARTED YOGA EXERCISES TO IMPROVE THEIR MUSCULOSKELETAL HEALTH. NEW PAIN AND FRACTURE AREAS OCCURRED AFTER PARTICIPATION IN YOGA FLEXION EXERCISES. CONCLUSIONS: THE DEVELOPMENT OF PAIN AND COMPLICATIONS WITH SOME FLEXION YOGA POSITIONS IN THE PATIENTS WITH OSTEOPENIA LEADS TO CONCERN THAT FRACTURE RISK WOULD INCREASE EVEN FURTHER IN OSTEOPOROSIS. ALTHOUGH EXERCISE HAS BEEN SHOWN TO BE EFFECTIVE FOR IMPROVING BONE MINERAL DENSITY AND DECREASING FRACTURE RISK, OUR SUBJECTS HAD DEVELOPMENT OF VCFS AND NECK AND BACK PAIN WITH YOGA EXERCISES. THIS FINDING SUGGESTS THAT FACTORS OTHER THAN BONE MASS SHOULD BE CONSIDERED FOR EXERCISE COUNSELING IN PATIENTS WITH BONE LOSS. THE INCREASED TORQUE PRESSURE APPLIED TO VERTEBRAL BODIES DURING SFES MAY BE A RISK. EXERCISE IS EFFECTIVE AND IMPORTANT FOR TREATMENT OF OSTEOPENIA AND OSTEOPOROSIS AND SHOULD BE PRESCRIBED FOR PATIENTS WITH VERTEBRAL BONE LOSS. SOME YOGA POSITIONS CAN CONTRIBUTE TO EXTREME STRAIN ON SPINES WITH BONE LOSS. ASSESSMENT OF FRACTURE RISK IN OLDER PERSONS PERFORMING SFES AND OTHER HIGH-IMPACT EXERCISES IS AN IMPORTANT CLINICAL CONSIDERATION. 2013 8 1991 28 SPINE FUSIONS, YOGA INSTRUCTORS, AND HIP FRACTURES: THE ROLE OF DUAL MOBILITY IN PRIMARY TOTAL HIP ARTHROPLASTY. BACKGROUND: DESPITE THE INCREASED USE OF DUAL MOBILITY (DM) IN PRIMARY TOTAL HIP ARTHROPLASTY (THA), DEBATE EXISTS REGARDING THE INDICATIONS FOR ITS USE. NO SPECIFIC ALGORITHM EXISTS TO GUIDE THIS DECISION-MAKING PROCESS. THEREFORE, THE PURPOSE OF THIS ARTICLE IS TO SUMMARIZE THE CURRENTLY AVAILABLE LITERATURE REGARDING THE USE OF DM IN PRIMARY THA AND PROVIDE EVIDENCE-BASED GUIDELINES BASED ON SPECIFIC PATIENT POPULATIONS AND RISK FACTORS FOR INSTABILITY. METHODS: WE REVIEWED THE CURRENT LITERATURE FOR STUDIES EVALUATING RISK FACTORS FOR DISLOCATION IN PRIMARY THA, AS WELL AS THE CLINICAL USE AND RESULTS OF DM IN PRIMARY THA. BASED ON THE STRENGTH OF THE LITERATURE, WE DISCUSS THE USE OF DM IN SPECIFIC PATIENT POPULATIONS. WE PROVIDE A DECISION-MAKING ALGORITHM TO DETERMINE WHETHER A PATIENT MAY BE INDICATED FOR DM IN PRIMARY THA. RESULTS: SURGEONS SHOULD CONSIDER PREOPERATIVE PATIENT DEMOGRAPHICS, RISK FACTORS FOR INSTABILITY (EG, SIGNIFICANT HIP-SPINE ISSUES), TYPE OF PROCEDURE TO BE PERFORMED (EG, CONVERSION ARTHROPLASTY), AND INDICATIONS FOR SURGERY (EG, THA FOR FEMORAL NECK FRACTURE). BASED ON THIS ALGORITHMIC ASSESSMENT, DM MAY BE WARRANTED IN THE PRIMARY THA SETTING IF A PATIENT'S COMBINED RISK REACHES AN ESTABLISHED THRESHOLD BASED ON THE LITERATURE. CONCLUSION: THIS EVIDENCE-BASED ALGORITHM MAY HELP GUIDE CURRENT PRACTICE IN THE USE OF DM IN PRIMARY THA. WE ADVOCATE THE CONTINUED JUDICIOUS USE OF DM IN HIP ARTHROPLASTY. LONGER TERM STUDIES ARE NEEDED IN ORDER TO EVALUATE THE DURABILITY OF DM, AS WELL AS ANY COMPLICATIONS RELATED TO THE DM ARTICULATION. 2021 9 1655 16 MUSCULOSKELETAL INJURIES IN YOGA. WHILE YOGA HAS BEEN WIDELY STUDIED FOR ITS BENEFITS TO MANY HEALTH CONDITIONS, LITTLE RESEARCH HAS BEEN PERFORMED ON THE NATURE OF MUSCULOSKELETAL INJURIES OCCURRING DURING YOGA PRACTICE. YOGA IS CONSIDERED TO BE GENERALLY SAFE, HOWEVER, INJURY CAN OCCUR IN NEARLY ANY PART OF THE BODY-ESPECIALLY THE NECK, SHOULDERS, LUMBAR SPINE, HAMSTRINGS, AND KNEES. AS BROAD INTEREST IN YOGA GROWS, SO WILL THE NUMBER OF PATIENTS PRESENTING WITH YOGA-RELATED INJURIES. IN THIS LITERATURE REVIEW, THE PREVALENCE, TYPES OF INJURIES, FORMS OF YOGA RELATED WITH INJURY, SPECIFIC POSES (ASANAS) ASSOCIATED WITH INJURY, AND PREVENTIVE MEASURES ARE DISCUSSED IN ORDER TO FAMILIARIZE PRACTITIONERS WITH YOGA-RELATED INJURIES. 2018 10 1347 23 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 11 2853 33 YOGA, VERTEBRAL FRACTURES, AND OSTEOPOROSIS: RESEARCH AND RECOMMENDATIONS. BACKGROUND: OSTEOPOROSIS IS CHARACTERIZED BY DECREASED BONE DENSITY THAT LEAVES BONES FRAGILE AND HIGHLY SUSCEPTIBLE TO FRACTURE. GLOBALLY, 1 IN 3 WOMEN AND 1 IN 5 MEN OLDER THAN 50 WILL SUFFER FROM AN OSTEOPOROTIC FRACTURE, AND THOSE INDIVIDUALS WILL EXPERIENCE A CONSIDERABLY HIGHER RISK OF POSTFRACTURE MORTALITY THAN WILL THE GENERAL POPULATION. GENTLE, WEIGHT-BEARING EXERCISES SUCH AS YOGA CAN HELP PREVENT OR CEASE THE PROGRESSION OF OSTEOPOROSIS; HOWEVER, THERE IS INSUFFICIENT DATA REGARDING WHICH YOGA POSES PRESENT THE LEAST RISK AND ARE MOST BENEFICIAL TO INDIVIDUALS WITH REDUCED BONE DENSITY. OBJECTIVES: REVIEW THE EXTANT LITERATURE ABOUT THE RISKS AND BENEFITS TO THE SPINE OF PARTICULAR FORMS OF MOVEMENT AND CONSIDER RECOMMENDATIONS RELATIVE TO THE PRACTICE OF YOGA. METHODS: A REVIEW OF THE PUBMED, MEDLINE, AND COCHRANE DATABASES WAS CONDUCTED THAT IDENTIFIED MANUSCRIPTS PUBLISHED BETWEEN 1966 AND 2011 ABOUT TOPICS RELATED TO OSTEOPOROSIS AND SPINAL MOVEMENT. CONCLUSIONS: MOVEMENTS INVOLVING SPINAL FLEXION CAN INCREASE RISK FOR VERTEBRAL COMPRESSION FRACTURES; HOWEVER, A COMBINATION OF MILD SPINAL FLEXION AND EXTENSION MAY PROVE BENEFICIAL. MODERATE, WEIGHT-BEARING ACTIVITIES THAT STRENGTHEN THE MUSCLES SUPPORTING THE SPINAL COLUMN, PROMOTE BALANCE, IMPROVE POSTURE, AND ENHANCE QUALITY OF LIFE APPEAR TO BE OF GREATEST BENEFIT. AMPLE EVIDENCE SUPPORTS THE IMPORTANCE OF VARIED SPINAL MOVEMENT FOR PRESERVING THE HEALTH AND STRENGTH OF THE VERTEBRAL BODIES. EXERCISE MODIFICATIONS SUITABLE FOR HIGH-RISK INDIVIDUALS MAY BE COUNTERPRODUCTIVE FOR THOSE AT LOW RISK FOR VERTEBRAL FRACTURES. YOGA THERAPISTS ARE CAUTIONED TO NOT APPLY A ONE-SIZE-FITS-ALL APPROACH WHEN WORKING WITH THIS POPULATION. WELL-DESIGNED EMPIRICAL STUDIES ARE NEEDED TO FURTHER OUR UNDERSTANDING OF WHICH YOGA POSES PRESENT THE LEAST RISK AND ARE OF GREATEST BENEFIT TO INDIVIDUALS WITH OSTEOPOROSIS. 2013 12 1906 34 RETURNING TO YOGA PRACTICE AND TEACHING AFTER TOTAL HIP ARTHROPLASTY. PATIENTS WHO PRACTICE YOGA ARE MOTIVATED TO RETURN TO PRACTICE AFTER TOTAL HIP ARTHROPLASTY (THA). WITH CASE REPORTS OF DISLOCATIONS DURING YOGA, THE SAFETY OF SUCH A RETURN IS UNCLEAR. THE PURPOSE OF THIS STUDY IS TO EXAMINE THE TIMING AND FEASIBILITY OF A RETURN IN A SUBSET OF HIGHLY EXPERIENCED AND MOTIVATED PATIENTS. BETWEEN 2010 AND 2019, A TOTAL OF 19 THA'S PERFORMED IN 14 PATIENTS WHO SELF-IDENTIFIED AS YOGA INSTRUCTORS WERE RETROSPECTIVELY REVIEWED. PATIENTS WHO PRACTICED YOGA BUT WERE NOT TEACHERS WERE EXCLUDED FROM THIS SERIES. THE PRIMARY OUTCOME MEASURES WERE THE ABILITY TO RETURN TO YOGA, TO RESUME TEACHING, AND FLUENCY WITH 14 CLASSIC POSES. SECONDARY OUTCOMES MEASURED WERE PATIENT-REPORTED HIP DISABILITY AND OSTEOARTHRITIS OUTCOME SCORE (HOOS, JR.), COMPLICATIONS, AND RADIOGRAPHIC POSITION OF THE IMPLANTS. AFTER SURGERY, ALL PATIENTS RETURNED TO PRACTICING AND TEACHING YOGA, AND THE MEAN TIME TO EACH WAS 2 MONTHS. ALL PATIENTS WERE ABLE TO PERFORM ALL 14 CLASSIC POSES. AT A MEAN FOLLOW-UP OF 5 YEARS (SD +/- 4), THERE WERE NO COMPLICATIONS, AND THE MEAN HOOS, JR SCORE WAS 92 POINTS (SD +/- 15). THIS STUDY DEMONSTRATES THAT A RETURN TO YOGA IN AN EXPERIENCED POPULATION IS NOT ONLY POSSIBLE BUT ALSO SAFE AFTER A DIRECT ANTERIOR THA. LIMITATIONS IN PERFORMING THE POSES SHOULD BE UNDERSTOOD, AND APPROPRIATE MODIFICATIONS SHOULD BE INCORPORATED WHEN NEEDED. 2021 13 2431 22 YOGA AND PHYSIOTHERAPY: A SPECULATIVE REVIEW AND CONCEPTUAL SYNTHESIS. THIS ARTICLE PRESENTS THE POTENTIAL INTEGRATION OF YOGA AND PHYSIOTHERAPY WHEN CONSIDERING THE ESSENCE OF THEIR UNDERLYING CONCEPTS. WITHIN THE SCOPE OF THIS ARTICLE THE EXISTENCE OF SEVERAL SIMILARITIES BETWEEN THESE TWO 'CONCEPTS' HAS BEEN SUGGESTED. RESEARCHERS, PHYSIOTHERAPISTS AND THEIR PATIENTS AS WELL AS YOGA PRACTITIONERS CAN OBTAIN VALUABLE AND ADDITIONAL ARGUMENTS THROUGH THE CROSS-FERTILIZATION OF IDEAS ACROSS PRESENTED STUDIES UNITED BY SHARED, UNDERLYING CONCEPTS. THE PRACTICE OF YOGA IS BASED ON THE FOLLOWING ASSUMPTIONS: COMPLEXITY AND MULTIDIMENSIONALITY, VARIOUS POSITIVE INFLUENCES ON AN INDIVIDUAL'S WHOLENESS THROUGH THE MIND, BODY, AND THE RELATIONSHIPS BETWEEN THEM. THESE ASSUMPTIONS MAY HAVE THE POTENTIAL TO CONTRIBUTE TOWARDS THE PRACTICE OF PHYSIOTHERAPY AND ITS UNDERLYING PRINCIPLES. THE ESSENCE OF PHYSIOTHERAPY AS A MULTIFACETED PROCESS REQUIRES TEAMWORK AND EFFORTS OF VARIOUS SPECIALISTS LIKE PSYCHOLOGISTS, SOCIOLOGISTS, OCCUPATIONAL THERAPISTS AND NURSES IF PATIENTS ARE TO BENEFIT. IDEALLY, THE PHYSIOTHERAPIST SHOULD POSSESS KNOWLEDGE FROM THESE AREAS OF SCIENCE IN ORDER TO PROFESSIONALLY CARE ABOUT PATIENTS. THEREFORE, IT CAN BE SUGGESTED THAT BASIC SIMILARITIES EXIST BETWEEN YOGA AND PHYSIOTHERAPY IN TERMS OF MUTIDISCIPLINARITY AND COMPLEXITY OF HOLISTIC CARE. SUCH CONCEPTUAL ENRICHMENT MAY BE A USEFUL SOURCE OF INSPIRATION FOR PHYSIOTHERAPISTS CONCERNED ABOUT THEIR PATIENTS' OVERALL HEALTH ON A DAILY BASIS. THE AUTHORS EMPHASIZE THE USEFULNESS OF YOGA PRACTICE IN CLINICAL UNITS AND EXPLAIN HOW THE ESSENCE OF AYURVEDIC KNOWLEDGE MIGHT BE EXTRAPOLATED AND INCORPORATED INTO THEORETICAL PRINCIPLES OF PHYSIOTHERAPY PROCESS. THE JUSTIFICATION OF THE STUDIES INCLUDED IS ALSO PRESENTED. 2009 14 81 19 A MATHEMATICAL MODEL OF EFFECTS ON SPECIFIC JOINTS DURING PRACTICE OF THE SUN SALUTATION--A SEQUENCE OF YOGA POSTURES. THE 'SUN SALUTATION' CONSISTS OF A SEQUENCE OF TEN YOGA POSTURES, EACH POSTURE COUNTERACTING THE PRECEDING ONE PRODUCING A BALANCE BETWEEN FLEXION AND EXTENSION, PERFORMED WITH SYNCHRONIZED BREATHING AND AEROBIC ACTIVITY. AS THIS SEQUENCE IS OFTEN PERFORMED AND RECOMMENDED BY MANY YOGA PRACTITIONERS, THERE IS A NEED FOR THE DEVELOPMENT OF A BIOMECHANICAL MODEL TO SUPPORT ITS REPORTED CLINICAL BENEFITS. THIS REQUIRES A DETAILED KNOWLEDGE OF THE NATURE OF THE FORCES AND MOMENTS AT THE VARIOUS JOINTS INVOLVED. A SIMPLE MATHEMATICAL MODEL BASED ON RIGID BODY MECHANICS IS DEVELOPED FOR EACH OF THE SUN SALUTATION POSTURES. DYNAMIC MOMENTS WITH HIGH MAGNITUDES AND RATES, APPLIED WITH UNUSUAL DISTRIBUTION PATTERNS, OPTIMAL FOR OSTEOGENESIS, ARE FOUND TO OCCUR. ALSO, THE JOINTS ARE SUBJECTED TO SUBMAXIMAL LOADINGS THUS ENSURING THAT NONE OF THE JOINTS ARE OVERSTRESSED. 2011 15 2493 19 YOGA AS COPING: A CONCEPTUAL FRAMEWORK FOR MEANINGFUL PARTICIPATION IN YOGA. YOGA FACILITATES RELAXATION AND CONNECTION OF MIND, BODY, AND SPIRIT THROUGH THE USE OF BREATHING, MEDITATION, AND PHYSICAL POSTURES. PARTICIPATION IN YOGA HAS BEEN EXTENSIVELY LINKED TO DECREASED STRESS, AND AS A RESULT, IS CONSIDERED A THERAPEUTIC INTERVENTION BY MANY. HOWEVER, FEW THEORIES EXIST THAT EXPLAIN THE LINK BETWEEN YOGA PARTICIPATION AND IMPROVED PSYCHOSOCIAL WELLBEING. THE LEISURE-STRESS COPING CONCEPTUAL FRAMEWORK SUGGESTS THAT THROUGH PARTICIPATION IN LEISURE, AN INDIVIDUAL CAN DECREASE STRESS WHILE CONCURRENTLY RESTORING AND BUILDING UP SUSTAINABLE MENTAL AND PHYSICAL CAPACITIES. THREE TYPES OF LEISURE COPING STRATEGIES EXIST: PALLIATIVE COPING, MOOD ENHANCEMENT, AND COMPANIONSHIP. THE PURPOSE OF THIS ARTICLE IS TO PROPOSE THE LEISURE-STRESS COPING CONCEPTUAL FRAMEWORK AS A MODEL FOR EXPLAINING BENEFITS RECEIVED FROM YOGA PARTICIPATION VIA LEISURE COPING STRATEGIES, WHICH MAY EXPLAIN OR SUPPORT IMPROVED ABILITY TO MANAGE STRESS. 2016 16 1547 17 LATE TOTAL HIP ARTHROPLASTY DISLOCATION DUE TO YOGA. YOGA HAS BECOME A POPULAR FORM OF EXERCISE, RECREATION, AND MEDITATION FOR ADULTS IN THE UNITED STATES. AS THE POPULARITY OF BOTH YOGA AND THE INCIDENCE OF HIP REPLACEMENTS HAVE BOTH COINCIDENTALLY INCREASED OVER THE LAST 2 DECADES, WE IMAGINE THAT THE NUMBER OF TOTAL HIP REPLACEMENT PATIENTS PARTAKING IN THE PRACTICE OF YOGA HAS ALSO INCREASED. THERE ARE NO CLEAR GUIDELINES AVAILABLE FOR YOGA PRACTICE FOLLOWING HIP REPLACEMENT. TO DATE, THERE HAVE BEEN NO PUBLISHED REPORTS OF PROSTHETIC HIP DISLOCATIONS DURING YOGA. WE PRESENT 2 CASES OF LATE TOTAL HIP DISLOCATIONS DURING YOGA AND PROVIDE A REVIEW OF THE AVAILABLE ORTHOPAEDIC LITERATURE AND OUR RECOMMENDATIONS ON PATIENT RESTRICTIONS AND EDUCATION WITH RESPECT TO PRACTICING YOGA AFTER A HIP REPLACEMENT. 2018 17 2357 26 VARYING ALIGNMENT AFFECTS LOWER EXTREMITY JOINT AND LIMB LOADING DURING YOGA'S TRIANGLE (TRIKONASANA) POSE. BACKGROUND: LIMITED BIOMECHANICAL DATA EXIST DESCRIBING HOW YOGA ASANAS (POSTURES) LOAD THE LIMBS AND JOINTS, AND LITTLE EVIDENCE-BASED RECOMMENDATIONS FOR YOGA INJURY PREVENTION ARE AVAILABLE. THIS STUDY AIMED TO ESTABLISH JOINT LOADING METRICS FOR AN INJURY-PRONE, YET COMMON YOGA POSE, THE TRIANGLE ASANA (TRIKONASANA) BY IDENTIFYING HOW STANCE WIDTH ADJUSTMENTS ALTER LOWER EXTREMITY LOADING. METHODS: EIGHTEEN YOGA PRACTITIONERS UNDERWENT 3D MOTION ANALYSIS WHILE PERFORMING TRIKONASANA WITH SELF-SELECTED (SS) STANCE WIDTH AND -30, -20, -10, +10, +20, AND +30% OF SS STANCE WIDTH. GROUND REACTION FORCES (GRFS), JOINT FORCES, AND JOINT MOMENTS WERE CALCULATED FOR THE LEADING AND TRAILING LIMB ANKLE, KNEE, AND HIP. ONE-WAY REPEATED-MEASURES ANALYSIS OF VARIANCE DETERMINED DIFFERENCES IN LOADING DUE TO STANCE WIDTH. RESULTS: GRFS, NET JOINT FORCES, AND NET JOINT MOMENTS WERE SIGNIFICANTLY AFFECTED BY STANCE WIDTH WHERE INCREASING STANCE WIDTH INCREASED LEADING LIMB LOADING BUT DECREASED TRAILING LIMB LOADING. CONCLUSIONS: ALTERING STANCE WIDTH OF TRIKONASANA INFLUENCES LOWER EXTREMITY LIMB LOADING, AND THESE LOADING RESPONSES WERE LIMB-DEPENDENT. YOGA PRACTITIONERS AND INSTRUCTORS CAN USE THIS INFORMATION TO OBJECTIVELY SUPPORT INCREASING OR DECREASING STANCE WIDTH TO REDUCE OR INCREASE LIMB LOADING ACCORDING TO THEIR GOALS OR TO MAKE ACCOMMODATIONS TO GROUPS SUCH AS BEGINNERS OR AT-RISK POPULATIONS FOR SAFER, MORE ACCESSIBLE YOGA PRACTICES. CUING A WIDER OR NARROWER STANCE WIDTH WILL NOT HAVE THE SAME EFFECT ON BOTH LIMBS. 2022 18 565 18 CURRENT STATUS OF YOGA IN MENTAL HEALTH SERVICES. YOGA (DERIVED FROM 'YUJ' WHICH MEANS TO YOKE TOGETHER OR UNITE) HAS BEEN USED FOR MILLENNIA AS A TOOL FOR SELF-IMPROVEMENT, WITH THE ULTIMATE GOAL OF UNITING THE INDIVIDUAL CONSCIOUSNESS WITH THE UNIVERSAL. THE PHYSICAL ELEMENTS OF YOGA, ALTHOUGH SEEN AS NECESSARY IN THE PATH TO ACHIEVE THE GOAL, THEY WERE NOT CONSIDERED AS THE ENDPOINT FOR A PRACTITIONER. SAGE PATANJALI, WHO CODIFIED THE PRACTICES INTO AN EIGHT-LIMBED MODEL (ASHTANGA YOGA) IN THE PATANJALI YOGA SUTRAS, MAKES IT CLEAR THAT THE TARGET OF YOGA IS PRIMARILY THE MIND. HOWEVER, IN THE MODERN WORLD, YOGA PRACTICES HAVE BECOME IMMENSELY POPULAR AS AIDS TO IMPROVE HEALTH. YOGA-BASED PRACTICES ARE BEING EXTENSIVELY USED AS THERAPEUTIC INGREDIENTS, ALONE OR AS ADJUNCTS TO OTHER THERAPIES IN A VARIETY OF DISORDERS, BOTH PHYSICAL AND MENTAL. THERE IS NOW STRONG EVIDENCE TO SUGGEST THAT YOGA-BASED INTERVENTIONS ARE BENEFICIAL IN SEVERAL LIFESTYLE DISORDERS. RECENT RESEARCH HAS ALSO SHOWN SIGNIFICANT BENEFITS IN MENTAL DISORDERS SUCH AS DEPRESSION, ANXIETY, AND PSYCHOSIS. THIS PAPER DISCUSSES THE PLACE OF YOGA AS ONE OF THE THERAPEUTIC STRATEGIES IN THE HOLISTIC APPROACH TO MENTAL DISORDERS, AND THE CHALLENGES INHERENT TO RESEARCH IN THIS AREA. 2016 19 408 25 BIOMECHANICAL CHARACTERISTICS ON THE LOWER EXTREMITY OF THREE TYPICAL YOGA MANOEUVRES. THIS STUDY WAS AIMED AT EXPLORING THE BIOMECHANICAL CHARACTERISTICS OF THE LOWER EXTREMITY AMONGST THREE TYPICAL YOGA MANOEUVRES. A TOTAL OF THIRTEEN EXPERIENCED FEMALE YOGA PRACTITIONERS WERE RECRUITED IN THE CURRENT STUDY; THEY WERE ALL CERTIFIED WITH THE YOGA ALLIANCE. A THREE-DIMENSIONAL MOTION CAPTURE SYSTEM WITH 10 CAMERAS COMBINED WITH FOUR SYNCHRONISED FORCE PLATES WAS USED TO COLLECT KINEMATICS OF THE LOWER EXTREMITY AND GROUND REACTIVE FORCE WHILST THE PARTICIPANTS PERFORMED THE CRESCENT LUNGE POSE, WARRIOR II POSE, AND TRIANGLE POSE. ONE-WAY REPEATED ANOVA WAS USED IN EXPLORING THE DIFFERENCES AMONGST THE THREE YOGA MOVEMENTS, AND THE SIGNIFICANCE WAS SET TO ALPHA < 0.05. THE TRIANGLE POSE PERFORMED THE LARGEST RANGE OF MOTION (ROM) OF THE HIP (90.5 DEGREES +/- 22.9 DEGREES ), KNEE (68.8 DEGREES +/- 23.1 DEGREES ), AND ANKLE (46.4 DEGREES +/- 11.3 DEGREES ) IN THE SAGITTAL PLANE AND THE HIP (54.8 DEGREES +/- 6.5 DEGREES ), KNEE (42.4 DEGREES +/- 12.8 DEGREES ), AND ANKLE (4.8 DEGREES +/- 1.7 DEGREES ) IN THE FRONTAL PLANE AMONGST THE THREE MANOEUVRES (P < 0.05). NO SIGNIFICANT DIFFERENCE WAS FOUND FOR THE HIP AND ANKLE JOINT MOMENT AMONGST THE THREE MANOEUVRES (P > 0.05). KNEE JOINT TRAVELLED INTO 9.5 DEGREES OF EXTENSION AND SLIGHT ADDUCTION OF 1.94 DEGREES WHILST EXPRESSING THE LARGEST KNEE JOINT ADDUCTION MOMENTS (0.30 +/- 0.22 NM/KG) IN THE TRIANGLE POSE. THE DISTRIBUTION OF THE ANGULAR IMPULSE OF THE LOWER LIMB JOINTS INDICATED THAT THE HIP JOINT CONTRIBUTED SIGNIFICANTLY THE MOST IN THE SAGITTAL AND FRONTAL PLANES OF THE THREE YOGA MANOEUVRES (P < 0.05), RANGING FROM 51.67% TO 70.56%. RESULTS INDICATED THAT TRIANGLE POSE MAY BE SUPERIOR TO THE OTHER TWO MANOEUVRES, WHICH IMPROVED HIP JOINT ROM, STRENGTH, AND DYNAMIC STABILITY. HOWEVER, KNEE INJURIES SUCH AS OSTEOARTHRITIS (OA) SHOULD BE CONSIDERED BECAUSE OF THE LARGE KNEE EXTENSOR ANGLE AND ADDUCTOR MOMENTS. 2021 20 1741 23 PHYSICAL DEMAND PROFILES OF HATHA YOGA POSTURES PERFORMED BY OLDER ADULTS. UNDERSTANDING THE PHYSICAL DEMANDS PLACED UPON THE MUSCULOSKELETAL SYSTEM BY INDIVIDUAL POSTURES MAY ALLOW EXPERIENCED INSTRUCTORS AND THERAPISTS TO DEVELOP SAFE AND EFFECTIVE YOGA PROGRAMS WHICH REDUCE UNDESIRABLE SIDE EFFECTS. THUS, WE USED BIOMECHANICAL METHODS TO QUANTIFY THE LOWER EXTREMITY JOINT ANGLES, JOINT MOMENTS OF FORCE, AND MUSCLE ACTIVITIES OF 21 HATHA YOGA POSTURES, COMMONLY USED IN SENIOR YOGA PROGRAMS. TWENTY OLDER ADULTS, 70.7 YEARS +/- 3.8 YEARS, PARTICIPATED IN A 32-WK YOGA CLASS (2 D/WK) WHERE THEY LEARNED INTRODUCTORY AND INTERMEDIATE POSTURES (ASANAS). THEY THEN PERFORMED THE ASANAS IN A MOTION ANALYSIS LABORATORY. KINEMATIC, KINETIC, AND ELECTROMYOGRAPHIC DATA WAS COLLECTED OVER THREE SECONDS WHILE THE PARTICIPANTS HELD THE POSES STATICALLY. PROFILES ILLUSTRATING THE POSTURES AND INCLUDING THE BIOMECHANICAL DATA WERE THEN GENERATED FOR EACH ASANA. OUR FINDINGS DEMONSTRATED THAT HATHA YOGA POSTURES ENGENDERED A RANGE OF APPRECIABLE JOINT ANGLES, JMOFS, AND MUSCLE ACTIVITIES ABOUT THE ANKLE, KNEE, AND HIP, AND THAT DEMANDS ASSOCIATED WITH SOME POSTURES AND POSTURE MODIFICATIONS WERE NOT ALWAYS INTUITIVE. THEY ALSO DEMONSTRATED THAT ALL OF THE POSTURES ELICITED APPRECIABLE RECTUS ABDOMINIS ACTIVITY, WHICH WAS UP TO 70% OF THAT INDUCED DURING WALKING. 2013