1 458 110 CHANGES IN P300 FOLLOWING TWO YOGA-BASED RELAXATION TECHNIQUES. CYCLIC MEDITATION (CM) IS A TECHNIQUE THAT COMBINES "STIMULATING" AND "CALMING" PRACTICES, BASED ON A STATEMENT IN ANCIENT YOGA TEXTS SUGGESTING THAT SUCH A COMBINATION MAY BE ESPECIALLY HELPFUL TO REACH A STATE OF MENTAL EQUILIBRIUM. THE CHANGES IN THE PEAK LATENCY AND PEAK AMPLITUDE OF P300 AUDITORY EVENT-RELATED POTENTIALS WERE STUDIED BEFORE AND AFTER THE PRACTICE OF CYCLIC MEDITATION COMPARED TO AN EQUAL DURATION OF SUPINE REST IN 42 VOLUNTEERS (GROUP MEAN AGE +/- SD, 27 +/- 6.3 YEARS), FROM FZ, CZ, AND PZ ELECTRODE SITES REFERENCED TO LINKED EARLOBES. THE SESSIONS WERE ONE DAY APART AND THE ORDER WAS ALTERNATED. THERE WAS REDUCTION IN THE PEAK LATENCIES OF P300 AFTER CYCLIC MEDITATION AT FZ, CZ, AND PZ COMPARED TO THE "PRE" VALUES. A SIMILAR TREND OF REDUCTION IN P300 PEAK LATENCIES AT FZ, CZ, AND PZ WAS ALSO OBSERVED AFTER SUPINE REST, COMPARED TO THE RESPECTIVE "PRE" VALUES, ALTHOUGH THE MAGNITUDE OF CHANGE IN EACH CASE WAS LESS AFTER SUPINE REST COMPARED TO AFTER CYCLIC MEDITATION. THE P300 PEAK AMPLITUDES AFTER CM WERE HIGHER AT FZ, CZ, AND PZ SITES COMPARED TO THE "PRE" VALUES. IN CONTRAST, NO SIGNIFICANT CHANGES WERE OBSERVED IN THE P300 PEAK AMPLITUDES AT FZ, CZ, AND PZ AFTER SUPINE REST COMPARED TO THE RESPECTIVE "PRE" STATE. THE PRESENT RESULTS SUPPORT THE IDEA THAT "CYCLIC" MEDITATION ENHANCES COGNITIVE PROCESSES UNDERLYING THE GENERATION OF THE P300. 2006 2 1692 56 OXYGEN CONSUMPTION AND RESPIRATION FOLLOWING TWO YOGA RELAXATION TECHNIQUES. THE PRESENT STUDY WAS CONDUCTED TO EVALUATE A STATEMENT IN ANCIENT YOGA TEXTS THAT SUGGESTS THAT A COMBINATION OF BOTH "CALMING" AND "STIMULATING" MEASURES MAY BE ESPECIALLY HELPFUL IN REACHING A STATE OF MENTAL EQUILIBRIUM. TWO YOGA PRACTICES, ONE COMBINING "CALMING AND STIMULATING" MEASURES (CYCLIC MEDITATION) AND THE OTHER, A "CALMING" TECHNIQUE (SHAVASAN), WERE COMPARED. THE OXYGEN CONSUMPTION, BREATH RATE, AND BREATH VOLUME OF 40 MALE VOLUNTEERS (GROUP MEAN +/- SD, 27.0 +/- 5.7 YEARS) WERE ASSESSED BEFORE AND AFTER SESSIONS OF CYCLIC MEDITATION (CM) AND BEFORE AND AFTER SESSIONS OF SHAVASAN (SH). THE 2 SESSIONS (CM, SH) WERE 1 DAY APART. CYCLIC MEDITATION INCLUDES THE PRACTICE OF YOGA POSTURES INTERSPERSED WITH PERIODS OF SUPINE RELAXATION. DURING SH THE SUBJECT LIES IN A SUPINE POSITION THROUGHOUT THE PRACTICE. THERE WAS A SIGNIFICANT DECREASE IN THE AMOUNT OF OXYGEN CONSUMED AND IN BREATH RATE AND AN INCREASE IN BREATH VOLUME AFTER BOTH TYPES OF SESSIONS (2-FACTOR ANOVA, PAIRED T TEST). HOWEVER, THE MAGNITUDE OF CHANGE ON ALL 3 MEASURES WAS GREATER AFTER CM: (1) OXYGEN CONSUMPTION DECREASED 32.1% AFTER CM COMPARED WITH 10.1% AFTER SH; (2) BREATH RATE DECREASED 18.0% AFTER CM AND 15.2% AFTER SH; AND (3) BREATH VOLUME INCREASED 28.8% AFTER CM AND 15.9% AFTER SH. THESE RESULTS SUPPORT THE IDEA THAT A COMBINATION OF YOGA POSTURES INTERSPERSED WITH RELAXATION REDUCES AROUSAL MORE THAN RELAXATION ALONE DOES. 2000 3 1691 56 OXYGEN CONSUMPTION AND RESPIRATION DURING AND AFTER TWO YOGA RELAXATION TECHNIQUES. CYCLIC MEDITATION (CM) IS A TECHNIQUE WHICH COMBINES "STIMULATING" AND "CALMING" PRACTICES, BASED ON A STATEMENT IN ANCIENT YOGA TEXTS SUGGESTING THAT SUCH A COMBINATION MAY BE ESPECIALLY HELPFUL TO REACH A STATE OF MENTAL EQUILIBRIUM. THE OXYGEN CONSUMPTION, BREATH RATE AND BREATH VOLUME OF 50 MALE VOLUNTEERS (GROUP MEAN AGE+/-SD, 27+/-6.3 YEARS) WERE ASSESSED BEFORE, DURING, AND AFTER SESSIONS OF CM AND SESSIONS OF SUPINE REST IN THE CORPSE POSTURE (SHAVASANA, SH). THE SESSIONS WERE ONE DAY APART AND THE ORDER WAS ALTERNATED. THE OXYGEN CONSUMPTION, BREATH RATE AND BREATH VOLUME INCREASED DURING THE "STIMULATING" PRACTICES OF CM, RETURNED TO THE BASELINE DURING THE "CALMING" PRACTICES, AND THE OXYGEN CONSUMPTION DECREASED BY 19.3 PERCENT BELOW BASELINE VALUES AFTER CM. DURING THE SH SESSION THE OXYGEN CONSUMPTION, BREATH RATE AND BREATH VOLUME REDUCED; HOWEVER THE DECREASE IN OXYGEN CONSUMPTION AFTER SH WAS LESS THAN AFTER CM (I.E., 4.8 PERCENT). THE RESULTS SUPPORT THE IDEA THAT A COMBINATION OF YOGA POSTURES WITH SUPINE REST (IN CM) REDUCES THE OXYGEN CONSUMPTION MORE THAN RESTING SUPINE ALONE DOES. 2006 4 2919 10 [THE IMPORTANCE OF LETTING GO IN THE HEALTH FIELD THROUGH YOGA]. A DISCIPLINE FOR BODY AND MIND ORIENTED TOWARDS CALMING AND INNER TRANQUILLITY, YOGA IS COUNTING MORE AND MORE ADEPTS IN OUR HECTIC SOCIETIES. MANY HEALTH CARE INSTITUTIONS NOW OFFER YOGA CLASSES FOR TEAMS TO HELP PROFESSIONALS MANAGE STRESS, RELIEVE PAIN AND BRING ABOUT A SENSE OF WELL-BEING. A NURSE TESTIFIES TO THE BENEFITS OF THIS PRACTICE. 2021 5 457 41 CHANGES IN P300 FOLLOWING ALTERNATE NOSTRIL YOGA BREATHING AND BREATH AWARENESS. THIS STUDY ASSESSED THE EFFECT OF ALTERNATE NOSTRIL YOGA BREATHING (NADISUDDHI PRANAYAMA) ON P300 AUDITORY EVOKED POTENTIALS COMPARED TO A SESSION OF BREATH AWARENESS OF EQUAL DURATION, IN 20 MALE ADULT VOLUNTEERS WHO HAD AN EXPERIENCE OF YOGA BREATHING PRACTICES FOR MORE THAN THREE MONTHS. PEAK AMPLITUDES AND PEAK LATENCIES OF THE P300 WERE ASSESSED BEFORE AND AFTER THE RESPECTIVE SESSIONS. THERE WAS A SIGNIFICANT INCREASE IN THE P300 PEAK AMPLITUDES AT FZ, CZ, AND PZ AND A SIGNIFICANT DECREASE IN THE PEAK LATENCY AT FZ ALONE FOLLOWING ALTERNATE NOSTRIL YOGA BREATHING. FOLLOWING BREATH AWARENESS THERE WAS A SIGNIFICANT INCREASE IN THE PEAK AMPLITUDE OF P300 AT CZ. THIS SUGGESTS THAT ALTERNATE NOSTRIL YOGA BREATHING POSITIVELY INFLUENCES COGNITIVE PROCESSES WHICH ARE REQUIRED FOR SUSTAINED ATTENTION AT DIFFERENT SCALP SITES (FRONTAL, VERTEX AND PARIETAL), WHEREAS BREATH AWARENESS BRINGS ABOUT CHANGES AT THE VERTEX ALONE. 2013 6 454 59 CHANGES IN MIDLATENCY AUDITORY EVOKED POTENTIALS FOLLOWING TWO YOGA-BASED RELAXATION TECHNIQUES. PRACTICING MEDITATION WHILE FOCUSING ON A SOUND OR A SYMBOL INFLUENCED MIDLATENCY AUDITORY EVOKED POTENTIALS (MLAEPS). CYCLIC MEDITATION (CM) IS A TECHNIQUE COMBINING YOGA POSTURES WITH MEDITATION WHILE SUPINE, WHICH HAS INFLUENCED THE P300 EVENT-RELATED POTENTIAL. THE EFFECTS OF CM ON MLAEPS HAVE NOT BEEN PREVIOUSLY STUDIED. THE MLAEPS WERE STUDIED BEFORE AND AFTER THE PRACTICE OF CM COMPARED TO AN EQUAL DURATION OF SUPINE REST (SR) IN 47 MALE VOLUNTEERS (GROUP MEAN AGE 26.5 +/- 4.4 YEARS), RECORDED FROM THE VERTEX REFERENCED TO LINKED EARLOBES. THE SESSIONS WERE ONE DAY APART AND SUBJECTS WERE RANDOMLY ASSIGNED TO EACH SESSION. THE PA WAVE PEAK LATENCY AND NB WAVE PEAK LATENCY SIGNIFICANTLY INCREASED FOLLOWING CM COMPARED TO BEFORE CM (REPEATED MEASURES ANOVA, POST-HOC ANALYSIS WITH LEAST SIGNIFICANT DIFFERENCE, P<0.05). THERE WAS A SIGNIFICANT INCREASE IN THE PEAK AMPLITUDE OF THE NB WAVE (P<0.05) COMPARED TO BEFORE CM. POST SR THERE WAS A SIGNIFICANT INCREASE IN THE PEAK LATENCY OF THE NA WAVE (P<0.05) COMPARED TO BEFORE SR. IN CONCLUSION FOLLOWING CM THE LATENCIES OF NEURAL GENERATORS CORRESPONDING TO CORTICAL AREAS IS PROLONGED, WHEREAS FOLLOWING SR A SIMILAR CHANGE OCCURS AT MESENCEPHALIC-DIENCEPHALIC LEVELS. 2009 7 1728 34 PERFORMANCE ON PSYCHOMOTOR TASKS FOLLOWING TWO YOGA-BASED RELAXATION TECHNIQUES. PREVIOUSLY CYCLIC MEDITATION AND SUPINE REST HAVE BEEN SHOWN TO IMPROVE PERFORMANCE IN A LETTER CANCELLATION TASK REQUIRING ATTENTION, VISUAL SCANNING, AND MOTOR SPEED. THE PRESENT STUDY ASSESSED THE PERFORMANCE IN 57 VOLUNTEERS (ALL MALE, M AGE = 26.5 YR., SD = 4.6) IN THREE TASKS, VIZ., A DIGIT-LETTER SUBSTITUTION TASK (DLST), A LETTER-COPYING TASK, AND A CIRCLE-DOTTING TASK. THE DLST ASSESSED ATTENTION AND SPEED OF INFORMATION PROCESSING, WHILE THE OTHER 2 TESTS ASSESSED MOTOR SPEED. EACH PARTICIPANT WAS ASSESSED BEFORE AND AFTER THREE TYPES OF SESSIONS: CYCLIC MEDITATION, SUPINE REST, AND CONTROL (NO INTERVENTION). DLST SCORES AND SCORES FOR LETTER-COPYING AND CIRCLE-DOTTING TASKS IMPROVED SIGNIFICANTLY AFTER CYCLIC MEDITATION; THE SAME SCORES ALSO IMPROVED AFTER SUPINE REST. THERE WAS NO CHANGE AFTER THE NO-INTERVENTION/CONTROL SESSION. FROM THE RESULTS IT WAS DIFFICULT TO CONCLUDE WHETHER IMPROVED DLST SCORES AFTER CYCLIC MEDITATION WERE DUE TO BETTER INFORMATION PROCESSING SPEED OR IMPROVED MOTOR SPEED. 2009 8 1357 37 IMMEDIATE EFFECT OF TWO YOGA-BASED RELAXATION TECHNIQUES ON PERFORMANCE IN A LETTER-CANCELLATION TASK. THE PERFORMANCE IN A SIX-LETTER CANCELLATION TASK WAS ASSESSED WITH 69 MALE VOLUNTEERS, AGES 18 TO 48 YEARS, IMMEDIATELY BEFORE AND AFTER TWO YOGA-BASED RELAXATION TECHNIQUES AND A CONTROL SESSION OF EQUAL DURATION. THE TECHNIQUES WERE CYCLIC MEDITATION AND SUPINE REST. CYCLIC MEDITATION CONSISTS OF ALTERNATING CYCLES OF YOGA POSTURES AND SUPINE REST. AFTER BOTH PRACTICES, THE NET SCORES WERE SIGNIFICANTLY HIGHER, ALTHOUGH THE MAGNITUDE OF CHANGE WAS MORE AFTER CYCLIC MEDITATION THAN AFTER SUPINE REST (24.9% VERSUS 13.6%). THERE WAS REDUCTION IN SCORES FOR WRONG CANCELLATIONS AFTER CYCLIC MEDITATION AND NOT AFTER SUPINE REST. THE CONTROL GROUP SHOWED NO CHANGE. THE RESULTS SUGGEST THAT CYCLIC MEDITATION BRINGS ABOUT A GREATER IMPROVEMENT IN PERFORMANCE IN THIS TASK, WHICH REQUIRES SELECTIVE ATTENTION, CONCENTRATION, VISUAL SCANNING ABILITIES, AND A REPETITIVE MOTOR RESPONSE. 2007 9 889 17 EFFECT OF YOGA-BASED AND FORCED UNINOSTRIL BREATHING ON THE AUTONOMIC NERVOUS SYSTEM. SOME REPORTS HAVE DESCRIBED THE EFFECTS OF FORCED UNINOSTRIL BREATHING ON AUTONOMIC ACTIVITY AS SEX-SPECIFIC, WHILE OTHER REPORTS DESCRIBED SELECTIVE EFFECTS OF BREATHING THROUGH A SPECIFIC NOSTRIL ON THE TWO DIVISIONS OF THE AUTONOMIC NERVOUS SYSTEM, IRRESPECTIVE OF SEX. THERE ARE ALSO YOGA BREATHING TECHNIQUES WHICH INVOLVE VOLUNTARY UNINOSTRIL BREATHING. THESE TECHNIQUES ALSO INFLUENCED THE AUTONOMIC ACTIVITY BASED ON THE PATENT NOSTRIL RATHER THAN SEX. THESE DESCRIPTIONS WERE IN LINE WITH EXPERIENTIAL OBSERVATIONS OF THE ANCIENT SAGES DESCRIBED IN CLASSICAL YOGA TEXTS. THIS PAPER SUMMARIZES THESE PERSPECTIVES ON UNINOSTRIL BREATHING. 2003 10 407 18 BIOLOGICAL SIGNIFICANCE OF PIEZOELECTRICITY IN RELATION TO ACUPUNCTURE, HATHA YOGA, OSTEOPATHIC MEDICINE AND ACTION OF AIR IONS. PIEZOELECTRIC PROPERTIES OF BIOLOGICAL MACROMOLECULES SUCH AS PROTEINS, NUCLEIC ACIDS AND MUCOPOLYSACCHARIDES ARE REVIEWED IN THIS PAPER. IT IS INDICATED THAT THE STRUCTURAL ELEMENTS OF THE HUMAN BODY COMPOSED OF THESE PIEZOELECTRIC SUBSTANCES ARE CAPABLE OF TRANSDUCING A MECHANICAL ENERGY INTO AN ELECTRIC CURRENT. SUCH A TRANSDUCTION MAY BE BROUGHT ABOUT BY MOVEMENTS OF AN ACUPUNCTURE NEEDLE, OSTEOPATHIC MANIPULATIONS; HATHA YOGA POSTURES OR ACTION OF NEGATIVELY CHARGED AIR IRONS. IT IS POSTULATED THAT ELECTRIC CURRENT INDUCED BY STIMULATION OF THE SPECIFIC SITES ON THE SURFACE OF HUMAN BODY FLOWS TOWARDS THE INTERNAL ORGANS ALONG THE SEMICONDUCTIVE CHANNELS OF BIOLOGIC MACROMOLECULES. ELECTRIC CURRENT INDUCED EITHER BY THE PIEZOELECTRIC TRANSDUCTION OR DIRECTLY APPLIED FROM AN EXTERNAL SOURCE MAY IN TURN STIMULATE INDIVIDUAL CELLS IN THE TARGET ORGAN. INVOLVEMENT OF ELECTRICAL PHENOMENA IN REGULATORY MECHANISMS ON CELLULAR AND MOLECULAR LEVELS IS DISCUSSED. 1977 11 416 30 BODY TEMPERATURE AND ENERGY EXPENDITURE DURING AND AFTER YOGA BREATHING PRACTICES TRADITIONALLY DESCRIBED AS COOLING. BACKGROUND IN TRADITIONAL YOGA TEXTS, SHEETALI AND SITKARI PRANAYAMAS ARE DESCRIBED AS COOLING. THE PRESENT STUDY WAS AIMED AT RECORDING THE SURFACE BODY TEMPERATURE, OXYGEN CONSUMED, AND CARBON DIOXIDE ELIMINATED BEFORE, DURING, AND AFTER PERFORMANCE OF SHEETALI AND SITKARI PRANAYAMAS. MATERIAL AND METHODS SEVENTEEN HEALTHY MALE VOLUNTEERS WITH AGES BETWEEN 19 TO 25 YEARS (AVERAGE AGE 20.7+/-1.8 YEARS) WERE ASSESSED IN 4 SESSIONS, VIZ. SHEETALI PRANAYAMA, SITKARI PRANAYAMA, BREATH AWARENESS AND QUIET LYING, ON 4 SEPARATE DAYS, IN RANDOM SEQUENCE. THE AXILLARY SURFACE BODY TEMPERATURE (TRUSCOPE II, SCHILLER, CHINA) AND METABOLIC VARIABLES (QUARK CPET, COSMED, ITALY) WERE RECORDED IN 3 PERIODS: BEFORE (5 MINUTES), DURING (18 MINUTES), AND AFTER (5 MINUTES), IN EACH OF THE 4 SESSIONS. THE HEAT INDEX WAS CALCULATED IN THE BEFORE AND AFTER PERIODS, BASED ON RECORDINGS OF AMBIENT TEMPERATURE AND HUMIDITY. DATA WERE ANALYZED USING SPSS (VERSION 24.0). RESULTS BODY TEMPERATURE INCREASED SIGNIFICANTLY DURING SHEETALI AND SITKARI (P<0.05, P<0.01; RESPECTIVELY) WHILE IT DECREASED AFTER BREATH AWARENESS AND QUIET LYING DOWN (P<0.01, P<0.001; RESPECTIVELY) WHEN COMPARED WITH RESPECTIVE POST-EXERCISE STATES. OXYGEN CONSUMPTION INCREASED BY 9.0% DURING SHEETALI (P<0.05) AND BY 7.6% DURING SITKARI (P<0.01) WHILE IT DECREASED SIGNIFICANTLY DURING (P<0.05) AND AFTER (P<0.01) QUIET LYING DOWN COMPARED TO RESPECTIVE PRE-EXERCISE STATES. CONCLUSIONS THE RESULTS DO NOT SUPPORT THE DESCRIPTION OF THESE YOGA BREATHING PRACTICES AS COOLING. THESE YOGA BREATHING PRACTICES MAY BE USED TO INDUCE A MILD HYPERMETABOLIC STATE. 2020 12 768 41 EFFECT OF TWO YOGA-BASED RELAXATION TECHNIQUES ON MEMORY SCORES AND STATE ANXIETY. BACKGROUND: A YOGA PRACTICE INVOLVING CYCLES OF YOGA POSTURES AND SUPINE REST (CALLED CYCLIC MEDITATION) WAS PREVIOUSLY SHOWN TO IMPROVE PERFORMANCE IN ATTENTION TASKS MORE THAN RELAXATION IN THE CORPSE POSTURE (SHAVASANA). THIS WAS ASCRIBED TO REDUCED ANXIETY, THOUGH THIS WAS NOT ASSESSED. METHODS: IN FIFTY-SEVEN MALE VOLUNTEERS (GROUP AVERAGE AGE +/- S.D., 26.6 +/- 4.5 YEARS) THE IMMEDIATE EFFECT OF TWO YOGA RELAXATION TECHNIQUES WAS STUDIED ON MEMORY AND STATE ANXIETY. ALL PARTICIPANTS WERE ASSESSED BEFORE AND AFTER (I) CYCLIC MEDITATION (CM) PRACTICED FOR 22:30 MINUTES ON ONE DAY AND (II) AN EQUAL DURATION OF SUPINE REST (SR) OR THE CORPSE POSTURE (SHAVASANA), ON ANOTHER DAY. SECTIONS OF THE WECHSLER MEMORY SCALE (WMS) WERE USED TO ASSESS; (I) ATTENTION AND CONCENTRATION (DIGIT SPAN FORWARD AND BACKWARD), AND (II) ASSOCIATE LEARNING. STATE ANXIETY WAS ASSESSED USING SPIELBERGER'S STATE-TRAIT ANXIETY INVENTORY (STAI). RESULTS: THERE WAS A SIGNIFICANT IMPROVEMENT IN THE SCORES OF ALL SECTIONS OF THE WMS STUDIED AFTER BOTH CM AND SR, BUT, THE MAGNITUDE OF CHANGE WAS MORE AFTER CM COMPARED TO AFTER SR. THE STATE ANXIETY SCORES DECREASED AFTER BOTH CM AND SR, WITH A GREATER MAGNITUDE OF DECREASE AFTER CM. THERE WAS NO CORRELATION BETWEEN PERCENTAGE CHANGE IN MEMORY SCORES AND STATE ANXIETY FOR EITHER SESSION. CONCLUSION: A CYCLICAL COMBINATION OF YOGA POSTURES AND SUPINE REST IN CM IMPROVED MEMORY SCORES IMMEDIATELY AFTER THE PRACTICE AND DECREASED STATE ANXIETY MORE THAN REST IN A CLASSICAL YOGA RELAXATION POSTURE (SHAVASANA). 2009 13 238 14 A THERAPY TO LIVE BY: PUBLIC HEALTH, THE SELF AND NATIONALISM IN THE PRACTICE OF A NORTH INDIAN YOGA SOCIETY. IN THIS ARTICLE I FOCUS ON THE RELATIONSHIP BETWEEN CONCEPTS OF SELF AND HEALTH IN MODERN NORTH INDIA. DRAWING ON FIELD RESEARCH IN A POPULAR YOGA SOCIETY, I ARGUE THAT YOGA THERAPY, AS PRACTICED BY THE BHARATIYA YOG SANSTHAN OF DELHI, PROVIDES A RECONCEPTUALIZATION OF WHAT CAN BE MEANT BY PUBLIC HEALTH. USING STUDIES THAT CHALLENGE BOTH THE ESSENTIALIST AND EPISTEMOLOGICAL FACTICITY OF THE SELF, I SHOW HOW THE DISCOURSE AND PRACTICE OF YOGA IS IMPLICATED IN, AND DERIVED FROM, A COMPLEX SEARCH FOR SELF DEFINITION IN TERMS OF HEALTH; HEALTH WHICH IS CONCEIVED OF AS A PUBLIC REGIMEN THAT SEEKS TO RECONNECT THAT WHICH MODERNITY HAS BROKEN APART: MIND AND BODY. 1997 14 2396 14 YOGA AND CHEMOREFLEX RESPONSE TO HYPOXIA AND HYPERCAPNIA. WE TESTED WHETHER CHEMOREFLEX SENSITIVITY COULD BE AFFECTED BY THE PRACTICE OF YOGA, AND WHETHER THIS IS SPECIFICALLY BECAUSE OF A SLOW BREATHING RATE OBTAINED DURING YOGA OR AS A GENERAL CONSEQUENCE OF YOGA. WE FOUND THAT SLOW BREATHING RATE PER SE SUBSTANTIALLY REDUCED CHEMOREFLEX SENSITIVITY, BUT LONG-TERM YOGA PRACTICE WAS RESPONSIBLE FOR A GENERALISED REDUCTION IN CHEMOREFLEX. 2000 15 757 14 EFFECT OF SLOW AND DEEP BREATHING ON BRAIN WAVES IN REGULAR YOGA PRACTITIONERS. VARIOUS YOGIC PRACTICES FOCUS ON BREATHING. BREATHING MAY AFFECT BRAIN WAVES. THIS CROSS-SECTIONAL STUDY WAS CONDUCTED TO SEE THE EFFECT SLOW AND DEEP RESPIRATION ON EEG ACTIVITY IN EXPERIENCED YOGA PRACTITIONERS AT THE DEPARTMENT OF PHYSIOLOGY AT AIIMS, BHOPAL, INDIA. THE DURATION OF THE STUDY WAS ABOUT ONE YEAR. EEG WAS TAKEN AND WAS ANALYZED BY DINAMIKA - ADVANCED TEST SYSTEM, MOSCOW, RUSSIA. PAIRED T-TEST USING GRAPH PAD SOFTWARE WAS USED FOR STATISTICAL ANALYSIS. THE DELTA PERCENTAGE DECREASED AND THE OTHER WAVE'S PERCENTAGES THETA, ALPHA, AND BETA INCREASED SIGNIFICANTLY. THE PERSON BECOMES DEEPLY RELAXED AND MORE FOCUSSED ON SLOW AND DEEP BREATHING. 2021 16 2513 15 YOGA CAMP IN AYURVEDGRAMS OF CHHATTISGARH. THE CLINICAL AND EMPIRICAL HEALTH BENEFITS OF YOGA AND PRANAYAM HAVE BEEN REITERATED THROUGH RESEARCH. YOGA IS BEING ADOPTED AS A SYSTEM TO ALLEVIATE THE BURDEN OF NONCOMMUNICABLE DISEASES (NCDS) ACROSS THE GLOBE. THE DIRECTORATE OF AYUSH, GOVERNMENT OF CHHATTISGARH (DOA, GOCG) CONDUCTS ANNUAL 5-DAY-YOGA CAMP ACROSS 146 AYURVEDGRAMS IN THE STATE. THE PRESENT ARTICLE BRINGS OUT THE AYUSH INITIATIVES THE STATE IS TAKING TOWARD ACTIVE AGEING. A TOTAL OF 71,096 PEOPLE PARTICIPATED IN THE 5-DAY-YOGA CAMP ACROSS THE STATE. A MEAN PARTICIPATION OF 5079 PEOPLE OVER 5 DAYS WAS REPORTED ACROSS DISTRICTS. SUCH STATEWIDE PRACTICES NEED TO BE PROMOTED AND APPRAISED. 2012 17 1603 15 MENTAL DEPRESSION AND KUNDALINI YOGA. IN CASES OF MENTAL DEPRESSION, THE PLASMA SEROTONIN, MELATONIN AND GLUTAMATE LEVELS ARE INCREASED ALONG WITH THE LOWERING OF URINARY - 5 - HYDROXYINDOLE ACETIC ACID, PLASMA MONOAMINE OXIDASE AND CORTISOL LEVELS FOLLOWING THREE AND SIX MONTHS PRACTICE OF KUNDALINI YOGA. THE PULSE RATE AND BLOOD PRESSURE IN THESE PATIENTS ARE ALSO LOWERED AFTER KUNDALINI YOGA PRACTICE. THUS, THE PRACTICE OF KUNDALINI YOGA HELPS TO MAINTAIN A PERFECT HOMEOSTASIS BY BRINGING AN EQUILIBRIUM BETWEEN THE SYMPATHETIC AND PARASYMPATHETIC ACTIVITIES AND IT CAN BE USED AS A NON - MEDICAL MEASURE IN TREATING PATIENTS WITH MENTAL DEPRESSION. 1986 18 2016 14 SUPPLE BODIES, HEALTHY MINDS: YOGA, PSYCHEDELICS AND AMERICAN MENTAL HEALTH. MUCH DISCUSSION ABOUT MENTAL HEALTH HAS REVOLVED AROUND TREATMENT MODELS. AS INTERDISCIPLINARY SCHOLARSHIP HAS SHOWN, MENTAL HEALTH KNOWLEDGE, FAR FROM BEING A NEUTRAL PRODUCT DETACHED FROM THE SOCIETY THAT GENERATED IT, WAS SHAPED BY POLITICS, ECONOMICS AND CULTURE. BY DRAWING ON CASE STUDIES OF YOGA, RELIGION AND FITNESS, THIS ARTICLE WILL EXAMINE THE WAYS IN WHICH MENTAL HEALTH PRACTICES-SOMETIMES SCIENTIFIC, SOMETIMES SPIRITUAL-HAVE BEEN CONCEIVED, DEBATED AND APPLIED BY RESEARCHERS AND THE PUBLIC. MORE SPECIFICALLY, IT WILL INTERROGATE THE RELATIONSHIP BETWEEN YOGA, PSYCHEDELICS, SOUTH ASIAN AND EASTERN RELIGION (AS UNDERSTOOD AND PRACTICED IN THE USA) AND MENTAL HEALTH. 2018 19 2912 26 [RECENT MEDICAL RESEARCH ON YOGA AND STATES OF CONCENTRATION]. TRADITIONAL ORIENTAL THINKING ATTRACTS THE GROWING SCIENTIFIC INTEREST OF OCCIDENTAL PRACTITIONERS. DR. PIERRE ETEVENON, HEAD OF THE DEPARTMENT OF NEURO-PSYCHO-PHARMACOLOGY AT THE FRENCH INSTITUTE FOR HEALTH AND MEDICAL RESEARCH (INSERM), HELD SEVERAL CONVERSATIONS AND SCIENTIFIC EXCHANGES WITH THE AUTHOR, AND KINDLY PROVIDED COPIES OF SOME OF HIS WORKS. THEY ARE AT THE BASIS OF THE PRESENT PAPER. M. A. DESCAMPS (PARIS) FOUND THAT ASANAS--YOGA POSTURES-- ARE GENERATORS OF DYNAMIC ACTION WHEN THERE IS AN EXTENSION OF THE SPINAL COLUMN, WHILST THEY LEAD TO QUIET STATES WHEN THERE IS A FLEXION OF IT. CLAEYS AND GONES (BELGIUM) PROVED THAT OVERALL GLOBAL RELAXATION, AS WELL AS DIFFERENTIAL RELAXATION WERE FAR MORE EFFECTIVE AND DEEP WHEN OBTAINED BY YOGIS THAN THOSE ATTEMPTED BY UNIVERSITY STUDENTS MAJORING IN PHYSICAL EDUCATION. LONSDORFER AND NUSSBAUM (FRANCE) STUDIED SEVERAL PARAMETERS CONCERNING HATHA-YOGA AND CONCLUDED THAT IT PROVIDES A REGULAR FUNCTIONING OF THE MAIN BODILY FUNCTIONS FOSTERING THUS A PSYCHO-PHYSICAL BALANCE. WALLACE AND BENSON (U.S.A.) PROVED THAT TRANSCENDENTAL MEDITATION INCREASES AEROBIC METABOLISM, COUNTERACTING ANAEROBIC METABOLISM WHICH IS RELATED TO MENTAL DISTRESS. ETEVENON (PARIS) INVESTIGATED NEUROPHYSIOLOGICAL EFFECTS OF YOGA IN CONNECTION TO ANCIENT INDIAN CONCEPTS (UPANISHADS) ON SLEEPING, MEDITATION AND DEGREE OF CONSCIOUSNESS. DR. ETEVENON HAS STUDIED THE PHYLOGENETIC EVOLUTION OF WAKING-SLEEPING CYCLES, FOCUSING ON PHYLOGENETIC AND ONTONGENETIC APPEARANCES OF REM CYCLES (ACTIVATED SLEEP). A CORRELATION HAS BEEN MADE WITH EEG STUDIES DURING STATES OF CONCENTRATION (YOGA, TRANSCENDENTAL MEDITATION, ZEN). THESE STATES HAVE BEEN FOUND TO BE SPECIFIC BRAIN ACTIVITIES, AND DIFFERENT FROM DEEP SLEEP, IN SPITE OF CERTAIN SIMILARITIES IN THE EEG. SEVERAL HYPOTHESIS ARE SET FORTH TO EXPLAIN BRAIN ACTIVITIES UNDERLYING SITES OF CONCENTRATION. THE POSSIBILITIES OF DEVELOPING A CONSCIOUS MASTERING OF DREAMS ARE ALSO UNDER RESEARCH, AND SPECIAL ATTENTION IS PAID TO THE WORKS OF SAINT DENYS (1867), AND HINDU TRADITION. THIS PAPER DISCUSSES ALSO THE PSYCHOLOGICAL, THERAPEUTIC AND ANTHROPOLOGICAL IMPLICATIONS OF RECENT DISCOVERIES IN THE FIELD. 1975 20 2257 24 THE PHYSIOLOGICAL CORRELATES OF KUNDALINI YOGA MEDITATION: A STUDY OF A YOGA MASTER. THIS STUDY EXPLORES THE PHYSIOLOGICAL CORRELATES OF A HIGHLY PRACTICED KUNDALINI YOGA MEDITATOR. THORACIC AND ABDOMINAL BREATHING PATTERNS, HEART RATE (HR), OCCIPITAL PARIETAL ELECTROENCEPHALOGRAPH (EEG), SKIN CONDUCTANCE LEVEL (SCL), AND BLOOD VOLUME PULSE (BVP) WERE MONITORED DURING PREBASELINE, MEDITATION, AND POSTBASELINE PERIODS. VISUAL ANALYSES OF THE DATA SHOWED A DECREASE IN RESPIRATION RATE DURING THE MEDITATION FROM A MEAN OF 11 BREATHS/MIN FOR THE PRE- AND 13 BREATHS/MIN FOR THE POSTBASELINE TO A MEAN OF 5 BREATHS/MIN DURING THE MEDITATION, WITH A PREDOMINANCE OF ABDOMINAL/DIAPHRAGMATIC BREATHING. THERE WAS ALSO MORE ALPHA EEG ACTIVITY DURING THE MEDITATION (M = 1.71 MICROV) COMPARED TO THE PRE- (M = .47 MICROV) AND POSTBASELINE (M = .78 MICROV) PERIODS, AND AN INCREASE IN THETA EEG ACTIVITY IMMEDIATELY FOLLOWING THE MEDITATION (M = .62 MICROV) COMPARED TO THE PRE-BASELINE AND MEDITATIVE PERIODS (EACH WITH M = .26 MICROV). THESE FINDINGS SUGGEST THAT A SHIFT IN BREATHING PATTERNS MAY CONTRIBUTE TO THE DEVELOPMENT OF ALPHA EEG, AND THOSE PATTERNS NEED TO BE INVESTIGATED FURTHER. 2001