1 681 161 EFFECT OF ADD-ON YOGA ON COGNITIVE FUNCTIONS AMONG SUBSTANCE ABUSERS IN A RESIDENTIAL THERAPEUTIC CENTER: RANDOMIZED COMPARATIVE STUDY. BACKGROUND: CHRONIC VULNERABILITY CHARACTERIZES SUBSTANCE ABUSE DISORDER WITH CONSEQUENT RELAPSE. THE PROCESS OF ABSTINENCE DEPENDS ON COGNITIVE RECOVERY. HENCE, BEHAVIORAL INTERVENTION SHOULD ACCOUNT FOR COGNITIVE DIMENSION OF SUBSTANCE ABUSERS. RECENT STUDIES HIGHLIGHT YOGA-BASED INTERVENTION AS A PROMISING ADD-ON THERAPY FOR TREATING AND PREVENTING ADDICTIVE BEHAVIORS. PURPOSE: THE STUDY AIMED TO EVALUATE THE EFFICACY OF A YOGA-BASED INTERVENTION AS AN ADD-ON IN ENHANCING COGNITIVE FUNCTIONS, COMPARED WITH PHYSICAL EXERCISE TO NEWLY ADMITTED SUBSTANCE ABUSERS SEEKING AN INPATIENT TREATMENT PROGRAM. METHODS: THE STUDY WAS A SINGLE-BLIND, RANDOMIZED, COMPARATIVE DESIGN THAT INCLUDED 96 MALE PARTICIPANTS, BETWEEN 18 AND 40 YEARS IN A RESIDENTIAL REHABILITATION TREATMENT UNIT. PARTAKERS IN THE YOGA OR PHYSICAL EXERCISE GROUP RECEIVED SUPERVISED DAILY TRAINING FOR 12 WEEKS, IN ADDITION TO STANDARD REHABILITATION TREATMENT. RATERS BLIND TO THE STUDY ASSESSED THE PATIENTS ON DIGIT SPAN TASK, CANCELLATION TEST, AND STROOP TESTS AT THE BASELINE AND FOLLOWING 12 WEEKS OF INTERVENTION. RESULTS: A SIGNIFICANT ENHANCEMENT IN DIGIT FORWARD (YOGA - P < 0.0005, D = 0.81; EXERCISE - P < 0.0005, D = 0.73), DIGIT BACKWARD (YOGA - P < 0.0005, D = 0.88; EXERCISE - P < 0.0005, D = 0.58), AND LETTER CANCELLATION TEST SCORES (YOGA - P < 0.0005, D = 1.31; EXERCISE - P < 0.0005, D = 1.4) WERE OBSERVED IN BOTH THE YOGA AND THE EXERCISE GROUPS. STROOP WORD AND COLOR TASK SCORES WERE SEEN SIGNIFICANTLY HIGHER FOLLOWING YOGA (P < 0.005, D = 0.74; P < 0.005, D = 1.13) AND EXERCISE (P < 0.0005, D = 0.62; P < 0.0005, D = 0.61). FURTHERMORE, STROOP COLOR-WORD TEST SHOWED SIGNIFICANT ENHANCEMENT AFTER YOGA (P < 0.0005, D = 1.10) AND EXERCISE (P < 0.0005, D = 0.42), WITH DEGREE OF VARIATION HIGHER IN THE YOGA GROUP. CONCLUSION: OUR RESULTS SUGGEST THAT THE ADD-ON YOGA OR EXERCISE-BASED INTERVENTION SHOW ENHANCEMENT OF COGNITIVE FUNCTIONS. THESE FINDINGS PROVIDE THE UTILITY OF YOGA AND EXERCISE-BASED INTERVENTION IN IMPROVING COGNITIVE FUNCTIONS AMONG SUBSTANCE ABUSERS. FURTHERMORE, RIGOROUS TRIALS ARE NEEDED TO EXPLORE THE POTENTIAL LONG-TERM EFFECTS OF THESE PROCEDURES. 2018 2 1726 44 PERFORMANCE IN A CORSI BLOCK-TAPPING TASK FOLLOWING HIGH-FREQUENCY YOGA BREATHING OR BREATH AWARENESS. BACKGROUND: UNINOSTRIL YOGA BREATHING PRACTICES HAVE IMPROVED SPATIAL MEMORY SCORES. THERE HAS BEEN NO ASSESSMENT ON THE EFFECT OF HIGH-FREQUENCY YOGA BREATHING (HFYB) ON WORKING MEMORY AND SPATIAL MEMORY SCORES USING THE CORSI BLOCK-TAPPING TASK (CBTT). OBJECTIVES: THE PRESENT STUDY WAS PLANNED TO ASSESS THE IMMEDIATE EFFECTS OF HFYB AND BREATH AWARENESS (BAW) COMPARED TO A CONTROL SESSION ON PERFORMANCE IN A CBTT. METHODS: FIFTEEN PARTICIPANTS OF BOTH SEXES WITH AGES BETWEEN 18 AND 24 YEARS (GROUP MEAN AGE +/- STANDARD DEVIATION, 20.0 +/- 1.6 YEARS; 10 FEMALES) WERE RECRUITED FOR THE TRIAL FROM A UNIVERSITY IN NORTH INDIA. EACH PARTICIPANT WAS ASSESSED IN THREE SESSIONS CONDUCTED ON 3 SEPARATE DAYS AT THE SAME TIME OF THE DAY. THE THREE SESSIONS WERE (I) HFYB, (II) BAW, AND (III) QUIET SITTING (QS). THE DURATION OF THE INTERVENTION WAS 18 MIN. THE PARTICIPANTS WERE ASSESSED BEFORE AND AFTER ALL THE THREE SESSIONS. REPEATED-MEASURES-ANALYSES OF VARIANCE FOLLOWED BY POST HOC TESTS WITH BONFERRONI ADJUSTMENT WERE PERFORMED TO COMPARE DATA BEFORE AND AFTER ALL THE THREE SESSIONS. RESULTS: BAW RESULTED IN AN IMPROVEMENT IN BACKWARD TOTAL SCORES (P < 0.05) AND THE BACKWARD CORSI SPAN (P < 0.05; ONE TAILED). CONCLUSIONS: THE RESULTS SUGGEST THAT BAW IMPROVES PRIMARY WORKING MEMORY, SPATIAL MEMORY, AND SPATIAL ATTENTION. HFYB DID NOT CAUSE ANY CHANGE. 2019 3 1121 48 EFFICACY OF INTEGRATED YOGA AND AYURVEDA RASAYANA ON COGNITIVE FUNCTIONS IN ELDERLY WITH MILD COGNITIVE IMPAIRMENT: NON-RANDOMIZED THREE-ARM CLINICAL TRIAL. BACKGROUND: YOGA AND AYURVEDA ARE ANCIENT SCIENCES WHICH EMPHASIZE ON THE CURE OF DISEASE AND THE PROPORTION OF HEALTH. BOTH SCIENCES ARE ALSO KNOWN TO REDUCE THE AGING PROCESS AND ARE HELPFUL IN AGING-RELATED DISORDERS. OBJECTIVE: THIS STUDY INVESTIGATES THE EFFECTS OF YOGA AND AYURVEDA RASAYANA COMBINED INTERVENTION ON COGNITION AMONG THE ELDERLY WITH MILD COGNITIVE IMPAIRMENT. MATERIALS AND METHODS: SEVENTY-TWO ELDERLY PERSONS (AVERAGE AGE 63.3 +/- 6.44 YEARS) RECEIVED AYURVEDA RASAYANA (AR) (N = 23) OR INTEGRATED YOGA (IY) (N = 25) OR COMBINED (IY PLUS AR) INTERVENTION (N = 24) FOR EIGHT WEEKS. AR TREATMENT CONSISTED OF BRAHMI GHRITA, AND IY CONSISTED OF ASANA, PRANAYAMA, MEDITATION, AND RELAXATION TECHNIQUES. EXECUTIVE FUNCTION, VERBAL FLUENCY, ATTENTION, PROCESSING SPEED, SHORT-TERM AND WORKING MEMORY, AND LEARNING AND VERBAL MEMORY WERE ASSESSED AT THE BASELINE AND AFTER EIGHT WEEKS. RESULTS: WITHIN-GROUP ANALYSIS SHOWS THAT THERE WAS A SIGNIFICANT TIME MAIN EFFECT (P < 0.05) IN ALL COGNITIVE MEASURES IN THE THREE GROUPS (IY, AR, AND IY PLUS AR) EXCEPT DIGIT BACKWARD TEST. BONFERRONI POST HOC TEST SHOWS A SIGNIFICANT DIFFERENCE IN PRE TO POST IN ALL VARIABLES. IN THE BETWEEN-GROUP ANALYSIS, THERE WAS A SUBSTANTIAL GROUP DIFFERENCE FOR REY'S AUDITORY VERBAL LEARNING TEST- HITS, F (2,69) = 4.376 (P < 0.016), REY'S AUDITORY VERBAL LEARNING TEST-AVERAGE, F (2,69) = 4.727 (0.012), DIGIT BACKWARD TEST, F (2,69) = 5.766 (0.005) AFTER EIGHT WEEKS OF INTERVENTION. CONCLUSION: BOTH AYURVEDA RASAYANA AND INTEGRATED YOGA INTERVENTION WERE FOUND EFFECTIVE IN IMPROVING COGNITIVE ABILITIES AMONG THE ELDERLY WITH MCI. COMBINED AYURVEDA RASAYANA AND YOGA INTERVENTION SIGNIFICANTLY IMPROVED LEARNING, ATTENTION, PROCESSING SPEED, AND WORKING MEMORY COMPARED TO INDIVIDUAL RESPONSE AMONG ELDERLY PERSONS WITH MCI. 2022 4 1728 27 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 5 866 41 EFFECT OF YOGA PROGRAM ON EXECUTIVE FUNCTIONS OF ADOLESCENTS DWELLING IN AN ORPHAN HOME: A RANDOMIZED CONTROLLED STUDY. EXECUTIVE FUNCTION (EF) IS IMPORTANT FOR PHYSICAL AND MENTAL HEALTH OF CHILDREN. STUDIES HAVE SHOWN THAT CHILDREN WITH POVERTY AND EARLY LIFE STRESS HAVE REDUCED EF. THE AIM OF THE STUDY WAS TO EVALUATE THE EFFECT OF YOGA PROGRAM ON THE EF OF ORPHAN ADOLESCENTS. SEVENTY TWO APPARENTLY HEALTHY ORPHAN ADOLESCENTS RANDOMIZED AND ALLOCATED INTO TWO GROUPS AS YOGA GROUP (N = 40; 14 GIRLS, AGE = 12.69 +/- 1.35 YRS) AND WAIT LIST CONTROL (WLC) GROUP (N = 32, 13 GIRLS, AGE = 12.58 +/- 1.52 YRS). YOGA GROUP UNDERWENT THREE MONTHS OF YOGA PROGRAM IN A SCHEDULE OF 90 MIN PER DAY, FOUR DAYS PER WEEK WHEREAS THE WLC GROUP FOLLOWED THE ROUTINE ACTIVITIES. THEY WERE ASSESSED BY STROOP COLOR-WORD TASK, DIGIT SYMBOL SUBSTITUTION TEST (DSST), DIGITS SPAN TEST AND TRIAL MAKING TEST (TMT) AT THE BEGINNING AND END OF THE PROGRAM. THE REPEATED MEASURES ANOVA SHOWED SIGNIFICANT DIFFERENCE IN TIME AND GROUP INTERACTIONS (P < 0.05) FOR ALL SUBTESTS OF STROOP COLOR-WORD TASK AND DIGIT SPAN TEST AND PART-A OF TMT WHEREAS THERE WERE NO SIGNIFICANT DIFFERENCE FOUND IN DSST AND TMT (PART-B). THE POST-HOC TEST WITH BONFERRONI ADJUSTMENT ALSO SHOWED SIGNIFICANT IMPROVEMENTS (P < 0.001) WITHIN THE YOGA GROUP IN ALL TEST SCORES WHILE IN WRONG SCORE OF DSST DID NOT EXHIBIT SIGNIFICANT REDUCTION. WHEREAS THE WLC GROUP, SHOWED SIGNIFICANT IMPROVEMENT (P < 0.05) IN STROOP COLOR, COLOR-WORD SCORE, NET SCORE OF DSST, DIGIT SPAN FORWARD AND DIGIT SPAN TOTAL. THREE MONTHS YOGA PROGRAM WAS FOUND USEFUL FOR THE YOUNG ORPHAN ADOLESCENTS IN IMPROVING THEIR EXECUTIVE FUNCTIONS. 2017 6 768 36 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 7 1357 31 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 8 1559 30 LONG-TERM VIHANGAM YOGA MEDITATION AND SCORES ON TESTS OF ATTENTION. ALTHOUGH THE LITERATURE INDICATES THAT MEDITATION HAS BENEFICIAL EFFECTS ON SEVERAL ASPECTS OF HUMAN FUNCTIONING, FEW STUDIES HAVE SPECIFICALLY INVESTIGATED THE EFFECTS OF MEDITATION ON VARIOUS DOMAINS OF ATTENTION. THIS STUDY WAS CONDUCTED TO EXAMINE THE DIFFERENCES IN VARIOUS DOMAINS OF ATTENTION BETWEEN LONG-TERM CONCENTRATIVE MEDITATORS VERSUS MATCHED CONTROLS. 15 PRACTITIONERS OF VIHANGAM YOGA (> 10 YR. EXPERIENCE) WERE ENROLLED IN THE STUDY. CONTROLS MATCHED ON AGE, SEX, AND YEARS OF EDUCATION WERE RECRUITED. BOTH GROUPS WERE ADMINISTERED THE STROOP, TRAIL-MAKING, AND DIGIT SYMBOL SUBSTITUTION TESTS AS WELL AS THE DIGIT FORWARD AND DIGIT BACKWARD TESTS. THE GROUP OF VIHANGAM YOGIS HAD SIGNIFICANTLY BETTER MEAN PERFORMANCE ON ALL TESTS OF ATTENTION. LONG-TERM VIHANGAM YOGA MEDITATION IMPROVES ATTENTION SPAN, PROCESSING SPEED, ATTENTION ALTERNATION ABILITY, AND PERFORMANCE IN INTERFERENCE TESTS. 2010 9 827 43 EFFECT OF YOGA ON IMMUNE PARAMETERS, COGNITIVE FUNCTIONS, AND QUALITY OF LIFE AMONG HIV-POSITIVE CHILDREN/ADOLESCENTS: A PILOT STUDY. CONTEXT: HIV/AIDS INDIVIDUALS HAVE PROBLEMS RELATING TO IMMUNE SYSTEM, QUALITY OF LIFE (QOL), AND COGNITIVE FUNCTIONS (CFS). YOGA IS FOUND TO BE USEFUL IN SIMILAR CONDITIONS. HARDLY, ANY WORK IS REPORTED ON YOGA FOR HIV-POSITIVE ADULTS/ADOLESCENTS. HENCE, THIS STUDY IS IMPORTANT. AIM: THE AIM OF THE STUDY IS TO DETERMINE THE EFFECT OF YOGA ON IMMUNE PARAMETERS, CFS, AND QOL OF HIV-POSITIVE CHILDREN/ADOLESCENTS. SETTINGS AND DESIGN: SINGLE-GROUP, PRE-POST STUDY WITH 4-MONTH YOGA INTERVENTION. METHODS: THE STUDY HAD 18 CHILDREN FROM AN HIV/AIDS REHABILITATION CENTER FOR CHILDREN/ADOLESCENTS. CD4, CD8, CD4/CD8 RATIO, AND VIRAL LOADS WERE STUDIED. CF TESTS INCLUDED SIX LETTER CANCELLATION TEST, SYMBOL DIGIT MODALITIES TEST, DIGIT-SPAN FORWARD BACKWARD TEST, AND STROOP TESTS. QOL WAS ASSESSED USING PEDSQL-QOL AND FATIGUE QUESTIONNAIRE. DEPRESSION WAS ASSESSED USING CDI2-SR. STATISTICAL ANALYSIS USED: T-TEST AND WILCOXON SIGNED-RANK TESTS, AS APPLICABLE. RESULTS: THE STUDY INCLUDED 18 CHILDREN/ADOLESCENTS. THERE WAS IMPROVEMENT IN GENERAL HEALTH OF THE PARTICIPANTS. THERE WAS STATISTICALLY SIGNIFICANT INCREASE IN CD4 CELLS COUNTS (P = 0.039) AND SIGNIFICANT DECREASE IN VIRAL LOAD (P = 0.041). CD4/CD8 RATIO MOVED TO NORMAL RANGE. QOL SIGNIFICANTLY IMPROVED. CFS HAD MIXED RESULTS WITH IMPROVED PSYCHOMOTOR PERFORMANCE (PP) AND REDUCED EXECUTIVE FUNCTIONS. CONCLUSIONS: THERE WAS IMPROVEMENT IN GENERAL HEALTH AND IMMUNE PARAMETERS. WHILE DEPRESSION INCREASED, QOL IMPROVED. CFS SHOWED MIXED RESULTS WITH IMPROVED PP AND REDUCED EXECUTIVE FUNCTIONS. 2019 10 746 43 EFFECT OF SAHAJ YOGA ON NEURO-COGNITIVE FUNCTIONS IN PATIENTS SUFFERING FROM MAJOR DEPRESSION. COGNITIVE FUNCTIONS ARE IMPAIRED IN MAJOR DEPRESSION. STUDIES ON THE EFFECTS OF YOGA ON COGNITIVE FUNCTIONS HAVE SHOWN IMPROVEMENT IN MEMORY, VIGILANCE AND ANXIETY LEVELS. 30 PATIENTS SUFFERING FROM MAJOR DEPRESSION (AGE 18 TO 45 YEARS) WERE RANDOMLY DIVIDED INTO TWO GROUPS: GROUP 1: (10 MALES AND 5 FEMALES) PATIENTS WHO PRACTISED SAHAJ YOGA MEDITATION AND ALSO RECEIVED CONVENTIONAL ANTI-DEPRESSANT MEDICATION. GROUP 2: (9 MALES AND 6 FEMALES) PATIENTS WHO ONLY RECEIVED CONVENTIONAL ANTIDEPRESSANT MEDICATION. GROUP 1 PATIENTS WERE ADMINISTERED SAHAJ YOGA PRACTICE FOR 8 WEEKS. NEURO-COGNITIVE TEST BATTERY CONSISTING OF LETTER CANCELLATION TEST (LCT), TRAIL MAKING TEST 'A' (TTA), TRAIL MAKING TEST 'B' (TTB), RUFF FIGURAL FLUENCY TEST (RFFT), FORWARD DIGIT SPAN (FDS) & REVERSE DIGIT SPAN TEST (RDS) WAS USED TO ASSESS FOLLOWING COGNITIVE DOMAINS: ATTENTION SPAN, VISUO-MOTOR SPEED, SHORT-TERM MEMORY, WORKING MEMORY AND EXECUTIVE FUNCTIONS. AFTER 8 WEEKS, BOTH GROUP 1 AND GROUP 2 SUBJECTS SHOWED SIGNIFICANT IMPROVEMENT IN LCT, TTA & TTB BUT IMPROVEMENT IN LCT WAS MORE MARKED IN GROUP 1 SUBJECTS. ALSO, THERE WAS SIGNIFICANT IMPROVEMENT IN RDS SCORES IN ONLY GROUP 1 SUBJECTS (P < 0.05). THE RESULTS THEREBY, DEMONSTRATE THAT SAHAJ YOGA PRACTICE IN ADDITION TO THE IMPROVEMENT IN VARIOUS OTHER COGNITIVE DOMAINS SEEN WITH CONVENTIONAL ANTI-DEPRESSANTS, CAN LEAD TO ADDITIONAL IMPROVEMENT IN EXECUTIVE FUNCTIONS LIKE MANIPULATION OF INFORMATION IN THE VERBAL WORKING MEMORY AND ADDED IMPROVEMENT IN ATTENTION SPAN AND VISUO-MOTOR SPEED OF THE DEPRESSIVES. 2006 11 1355 24 IMMEDIATE EFFECT OF TWO YOGA-BASED RELAXATION TECHNIQUES ON ATTENTION IN CHILDREN. AIMS: TO INVESTIGATE THE EFFECT OF TWO YOGA-BASED RELAXATION TECHNIQUES, NAMELY, CYCLIC MEDITATION (CM) AND SUPINE REST (SR), USING THE SIX LETTER CANCELLATION TASK (SLCT). MATERIALS AND METHODS: THE SUBJECTS CONSISTED OF 208 SCHOOL STUDENTS, (132 BOYS, 76 GIRLS) IN THE AGE RANGE OF 13 - 16 YEARS. THE SUBJECTS WERE ASSESSED ON SLCT BEFORE AND IMMEDIATELY AFTER BOTH YOGA-BASED RELAXATION TECHNIQUES. RESULTS: AFTER BOTH PRACTICES, THE TOTAL AND NET SCORES WERE SIGNIFICANTLY INCREASED, ALTHOUGH THE MAGNITUDE OF CHANGE WAS MORE AFTER CM THAN AFTER SR IN THE NET SCORES (14.5 VERSUS 11.31%). THE NET SCORE CHANGE IN THE CM SESSION WAS SIGNIFICANTLY LARGER THAN THE CHANGE IN THE SR, WHEREAS, THERE WAS NO SIGNIFICANT CHANGE IN THE WRONG CANCELLATION SCORE. AFTER EITHER PRACTICE, THE TOTAL AND NET SCORES WERE SIGNIFICANTLY INCREASED, IRRESPECTIVE OF GENDER AND AGE. CONCLUSIONS: BOTH CM AND SR LED TO IMPROVEMENT IN PERFORMANCE, AS ASSESSED BY SLCT, BUT THE CHANGE CAUSED BY CM WAS LARGER THAN SR. 2010 12 1356 34 IMMEDIATE EFFECT OF TWO YOGA-BASED RELAXATION TECHNIQUES ON COGNITIVE FUNCTIONS IN PATIENTS SUFFERING FROM RELAPSING REMITTING MULTIPLE SCLEROSIS: A COMPARATIVE STUDY. COGNITIVE IMPAIRMENT (CI) IS AN IMPORTANT FEATURE OF RELAPSING REMITTING MULTIPLE SCLEROSIS (RRMS). YOGIC RELAXATION TECHNIQUES HAVE BEEN FOUND USEFUL IN IMPROVING VARIOUS COGNITIVE DOMAINS IN HEALTH AND DISEASE. EIGHTEEN SUBJECTS (13 FEMALES) IN THE AGE RANGE OF 51.5 +/- 12.72 YEARS WITH THE DIAGNOSIS OF RRMS BY A NEUROLOGIST (MCDONALD CRITERIA 2010) SINCE LAST 18.16 +/- 12.59 YEARS WERE RECRUITED INTO THE STUDY FROM A NEURO-REHABILITATION CENTRE IN GERMANY. ASSESSMENTS WERE DONE BEFORE AND IMMEDIATELY AFTER TWO RANDOMLY ALLOCATED 30-MIN SESSIONS OF YOGIC RELAXATION: CYCLIC MEDITATION (CM) AND SR (SUPINE REST OR SHAVASANA). ASSESSMENTS WERE DONE FOR ATTENTION, PSYCHOMOTOR PERFORMANCE, INFORMATION PROCESSING SPEED, EXECUTIVE FUNCTIONS, AND IMMEDIATE AND DELAYED RECALL USING STANDARD PSYCHOMETRIC TOOLS. RMANOVA WAS APPLIED TO ANALYSE THE DATA USING SPSS VERSION 10. BOTH CM AND SR SESSIONS IMPROVED SCORES ON DIGIT SYMBOL SUBSTITUTION TEST (DSST) (P < 0.01) AND AUDITORY VERBAL LEARNING TEST (AVLT) (P < 0.05). THERE WAS A SIGNIFICANTLY BETTER PERFORMANCE IN TRAIL MAKING TEST (TMT)-A AND FORWARD DIGIT SPAN (FDS) AFTER CM AS COMPARED TO SR (P < 0.01). YOGIC RELAXATION TECHNIQUES MAY HAVE AN IMMEDIATE ENHANCING EFFECT ON PROCESSING SPEED, PSYCHOMOTOR PERFORMANCE, AND RECALL OF RRMS PATIENTS. CM IS BETTER THAN SR IN IMPROVING PROCESSING SPEED, SHORT-TERM MEMORY, AND VERBAL WORKING MEMORY. 2016 13 1423 42 IMPROVEMENT IN NEUROCOGNITIVE FUNCTIONS AND SERUM BRAIN-DERIVED NEUROTROPHIC FACTOR LEVELS IN PATIENTS WITH DEPRESSION TREATED WITH ANTIDEPRESSANTS AND YOGA. CONTEXT AND AIMS: IMPAIRMENT IN COGNITION IS WELL-KNOWN IN PATIENTS WITH MAJOR DEPRESSIVE DISORDER. THIS STUDY EXAMINED THE EFFECT OF YOGA THERAPY WITH OR WITHOUT ANTIDEPRESSANTS AND ANTIDEPRESSANTS ALONE ON CERTAIN NEUROPSYCHOLOGICAL FUNCTIONS IN PATIENTS WITH DEPRESSION. CORRELATION BETWEEN CHANGES IN NEUROPSYCHOLOGICAL TEST PERFORMANCE AND SERUM BRAIN-DERIVED NEUROTROPHIC FACTOR (BDNF) LEVELS WAS ALSO EXPLORED. MATERIALS AND METHODS: ANTIDEPRESSANT-NAIVE/ANTIDEPRESSANT-FREE OUTPATIENTS WITH DEPRESSION RECEIVED ANTIDEPRESSANT MEDICATION ALONE (N = 23) OR YOGA THERAPY WITH (N = 26) OR WITHOUT (N = 16) ANTIDEPRESSANTS. DEPRESSION WAS ASSESSED USING THE HAMILTON DEPRESSION RATING SCALE. NEUROPSYCHOLOGICAL TESTS INCLUDED DIGIT-SPAN FORWARD AND BACKWARD, REY AUDITORY VERBAL LEARNING TEST, AND TRAIL MAKING TESTS (TMT-A AND B). THESE TESTS WERE ADMINISTERED BEFORE AND 3 MONTHS AFTER THE TREATMENT IN PATIENTS, AND ONCE IN HEALTHY COMPARISON SUBJECTS (N = 19). STATISTICAL ANALYSIS: BASELINE DIFFERENCES WERE ANALYZED USING INDEPENDENT SAMPLE T-TEST, CHI-SQUARE, AND ONE-WAY ANOVA. PAIRED T-TEST WAS USED TO ANALYZE THE CHANGE FROM BASELINE TO FOLLOW-UP. PEARSON'S CORRELATION WAS USED TO EXPLORE THE ASSOCIATION OF CHANGE BETWEEN 2 VARIABLES. RESULTS: PATIENTS HAD IMPAIRED PERFORMANCE ON MOST NEUROPSYCHOLOGICAL TESTS. AFTER 3 MONTHS, THERE WAS SIGNIFICANT IMPROVEMENT - PATIENTS' PERFORMANCE WAS COMPARABLE TO THAT OF HEALTHY CONTROLS ON MAJORITY OF THE TESTS. SIGNIFICANT INVERSE CORRELATION WAS OBSERVED BETWEEN INCREASE IN BDNF LEVELS AND IMPROVEMENT IN TMT "A" DURATION IN YOGA-ALONE GROUP (R = -0.647; P = 0.009). CONCLUSIONS: TO CONCLUDE THAT, YOGA THERAPY, ALONE OR IN COMBINATION WITH MEDICATIONS, IS ASSOCIATED WITH IMPROVED NEUROPSYCHOLOGICAL FUNCTIONS AND NEUROPLASTIC EFFECTS IN PATIENTS WITH DEPRESSION. 2018 14 1857 44 RANDOMIZED CLINICAL TRIAL OF YOGA-BASED INTERVENTION IN RESIDENTS FROM ELDERLY HOMES: EFFECTS ON COGNITIVE FUNCTION. CONTEXT: ELDERLY HAVE INCREASED RISK FOR COGNITIVE IMPAIRMENT AND DEMENTIA. YOGA THERAPY MAY BE HELPFUL IN ELDERLY TO IMPROVE COGNITIVE FUNCTION. AIMS: WE EXAMINED THE BENEFITS OF YOGA-BASED INTERVENTION COMPARED WITH WAITLIST CONTROL GROUP ON COGNITIVE FUNCTION IN THE RESIDENTS OF ELDERLY HOMES. SETTINGS AND DESIGN: SINGLE BLIND CONTROLLED STUDY WITH BLOCK RANDOMIZATION OF ELDERLY HOMES. MATERIALS AND METHODS: STUDY SAMPLE INCLUDED YOGA GROUP (N=62) AND WAITLIST GROUP (N=58). A TOTAL OF 87 SUBJECTS (YOGA=44, WAITLIST=43) COMPLETED THE STUDY PERIOD OF 6 MONTHS. YOGA GROUP RECEIVED DAILY YOGA SESSIONS FOR 1 MONTH, WEEKLY UNTIL 3(RD) MONTH AND ENCOURAGED TO CONTINUE UNSUPERVISED UNTIL 6 MONTHS. THEY WERE ASSESSED ON REY'S AUDITORY VERBAL LEARNING TEST (RAVLT), REY'S COMPLEX FIGURE TEST (CFT), WECHSLER'S MEMORY SCALE (WMS)-DIGIT AND SPATIAL SPAN, CONTROLLED ORAL WORD ASSOCIATION (COWA) TEST, STROOP COLOR WORD INTERFERENCE TEST AND TRAIL MAKING TEST A AND B AT BASELINE AND AT THE END OF 6(TH) MONTH. STATISTICAL ANALYSIS: PAIRED T-TEST AND ANALYSIS OF COVARIANCE (ANCOVA) TO COMPARE THE DIFFERENCE IN NEUROPSYCHOLOGICAL TEST SCORES. RESULTS: YOGA GROUP SHOWED SIGNIFICANT IMPROVEMENT IN IMMEDIATE AND DELAYED RECALL OF VERBAL (RAVLT) AND VISUAL MEMORY (CFT), ATTENTION AND WORKING MEMORY (WMS-SPATIAL SPAN), VERBAL FLUENCY (COWA), EXECUTIVE FUNCTION (STROOP INTERFERENCE) AND PROCESSING SPEED (TRAIL MAKING TEST-A) THAN WAITLIST GROUP AT THE END OF 6 MONTHS AFTER CORRECTING FOR CORRESPONDING BASELINE SCORE AND EDUCATION. CONCLUSION: YOGA BASED-INTERVENTION APPEARS BENEFICIAL TO IMPROVE SEVERAL DOMAINS OF COGNITIVE FUNCTION IN ELDERLY LIVING IN RESIDENTIAL CARE HOMES. STUDY FINDINGS NEED TO BE INTERPRETED AFTER CONSIDERING METHODOLOGICAL LIMITATIONS LIKE LACK OF ACTIVE COMPARISON GROUP. 2013 15 251 45 A YOGA PROGRAM FOR COGNITIVE ENHANCEMENT. BACKGROUND: RECENT STUDIES SUGGEST THAT YOGA PRACTICE MAY IMPROVE COGNITIVE FUNCTIONING. ALTHOUGH PRELIMINARY DATA INDICATE THAT YOGA IMPROVES WORKING MEMORY (WM), HIGH-RESOLUTION INFORMATION ABOUT THE TYPE OF WM SUBCONSTRUCTS, NAMELY MAINTENANCE AND MANIPULATION, IS NOT AVAILABLE. FURTHERMORE, THE ASSOCIATION BETWEEN COGNITIVE ENHANCEMENT AND IMPROVED MINDFULNESS AS A RESULT OF YOGA PRACTICE REQUIRES EMPIRICAL EXAMINATION. THE AIM OF THE PRESENT STUDY IS TO ASSESS THE IMPACT OF A BRIEF YOGA PROGRAM ON WM MAINTENANCE, WM MANIPULATION AND ATTENTIVE MINDFULNESS. METHODS: MEASURES OF WM (DIGIT SPAN FORWARD, BACKWARD, AND SEQUENCING, AND LETTER-NUMBER SEQUENCING) WERE ADMINISTERED PRIOR TO AND FOLLOWING 6 SESSIONS OF YOGA (N = 43). ADDITIONALLY, THE MINDFULNESS ATTENTION AWARENESS SCALE WAS ADMINISTERED TO EXAMINE THE POTENTIAL IMPACT OF YOGA PRACTICE ON MINDFULNESS, AS WELL AS THE RELATIONSHIPS AMONG CHANGES IN WM AND MINDFULNESS. RESULTS: ANALYSES REVEALED SIGNIFICANT IMPROVEMENT FROM PRE- TO POST- TRAINING ASSESSMENT ON BOTH MAINTENANCE WM (DIGIT SPAN FORWARD) AND MANIPULATION WM (DIGIT SPAN BACKWARD AND LETTER-NUMBER SEQUENCING). NO CHANGE WAS FOUND ON DIGIT SPAN SEQUENCING. IMPROVEMENT WAS ALSO FOUND ON MINDFULNESS SCORES. HOWEVER, NO CORRELATION WAS OBSERVED BETWEEN MINDFULNESS AND WM MEASURES. CONCLUSIONS: A 6-SESSION YOGA PROGRAM WAS ASSOCIATED WITH IMPROVEMENT ON MANIPULATION AND MAINTENANCE WM MEASURES AS WELL AS ENHANCED MINDFULNESS SCORES. ADDITIONAL RESEARCH IS NEEDED TO UNDERSTAND THE EXTENT OF YOGA-RELATED COGNITIVE ENHANCEMENT AND MECHANISMS BY WHICH YOGA MAY ENHANCE COGNITION, IDEALLY BY UTILIZING RANDOMIZED CONTROLLED TRIALS AND MORE COMPREHENSIVE NEUROPSYCHOLOGICAL BATTERIES. 2017 16 2510 32 YOGA BREATHING THROUGH A PARTICULAR NOSTRIL INCREASES SPATIAL MEMORY SCORES WITHOUT LATERALIZED EFFECTS. UNINOSTRIL BREATHING FACILITATES THE PERFORMANCE ON SPATIAL AND VERBAL COGNITIVE TASKS, SAID TO BE RIGHT AND LEFT BRAIN FUNCTIONS, RESPECTIVELY. SINCE HEMISPHERIC MEMORY FUNCTIONS ARE ALSO KNOWN TO BE LATERALIZED, THE PRESENT STUDY ASSESSED THE EFFECTS OF UNINOSTRIL BREATHING ON THE PERFORMANCE IN VERBAL AND SPATIAL MEMORY TESTS. SCHOOL CHILDREN (N = 108 WHOSE AGES RANGED FROM 10 TO 17 YEARS) WERE RANDOMLY ASSIGNED TO FOUR GROUPS. EACH GROUP PRACTICED A SPECIFIC YOGA BREATHING TECHNIQUE: (I) RIGHT NOSTRIL BREATHING, (II) LEFT NOSTRIL BREATHING, (III) ALTERNATE NOSTRIL BREATHING, OR (IV) BREATH AWARENESS WITHOUT MANIPULATION OF NOSTRILS. THESE TECHNIQUES WERE PRACTICED FOR 10 DAYS. VERBAL AND SPATIAL MEMORY WAS ASSESSED INITIALLY AND AFTER 10 DAYS. AN AGE-MATCHED CONTROL GROUP OF 27 WERE SIMILARLY ASSESSED. ALL 4 TRAINED GROUPS SHOWED A SIGNIFICANT INCREASE IN SPATIAL TEST SCORES AT RETEST, BUT THE CONTROL GROUP SHOWED NO CHANGE. AVERAGE INCREASE IN SPATIAL MEMORY SCORES FOR THE TRAINED GROUPS WAS 84%. IT APPEARS YOGA BREATHING INCREASES SPATIAL RATHER THAN VERBAL SCORES, WITHOUT A LATERALIZED EFFECT. 1997 17 442 27 CEREBROVASCULAR DYNAMICS ASSOCIATED WITH YOGA BREATHING AND BREATH AWARENESS. AIMS: BREATH FREQUENCY CAN ALTER CEREBRAL BLOOD FLOW. THE STUDY AIMED TO DETERMINE BILATERAL MIDDLE CEREBRAL ARTERIAL HEMODYNAMICS IN HIGH-FREQUENCY YOGA BREATHING (HFYB) AND SLOW FREQUENCY ALTERNATE NOSTRIL YOGA BREATHING (ANYB) USING TRANSCRANIAL DOPPLER SONOGRAPHY. METHODS: HEALTHY MALE VOLUNTEERS WERE ASSESSED IN TWO SEPARATE TRIALS BEFORE, DURING, AND AFTER HFYB (2.0 HZ FOR 1 MIN, N = 16) AND ANYB (12 BREATHS PER MINUTE FOR 5 MIN, N = 22). HFYB AND ANYB WERE SEPARATELY COMPARED TO BREATH AWARENESS (BAW) AND TO CONTROL SESSIONS. STATISTICAL ANALYSIS: THE DATA WERE ANALYZED USING REPEATED-MEASURES ANOVA WITH BONFERRONI ADJUSTED POST HOC TESTS. RESULTS: DURING HFYB THERE WAS A DECREASE IN END-DIASTOLIC VELOCITY (EDV) AND MEAN FLOW VELOCITY (MFV) (P < 0.01 FOR LEFT AND P < 0.05 FOR RIGHT MIDDLE CEREBRAL ARTERIES; MCA) WITH AN INCREASE IN PULSATILITY INDEX (PI) FOR THE RIGHT MCA (P < 0.05). DURING ANYB, THERE WAS A BILATERAL DECREASE IN PEAK SYSTOLIC VELOCITY (P < 0.05 FOR LEFT AND P < 0.01 FOR RIGHT MCA), EDV (P < 0.01) AND MFV (P < 0.01 FOR LEFT AND P < 0.001 FOR RIGHT MCA) AND AN INCREASE IN PI (P < 0.01). DURING BAW OF THE TWO SESSIONS THERE WAS A DECREASE IN LATERALIZED FLOW AND END-DIASTOLIC VELOCITIES (P < 0.05) AND AN INCREASE IN PI (P < 0.05). CONCLUSIONS: CHANGES IN PEAK FLOW VELOCITIES AND PULSATILITY INDICES DURING AND AFTER HFYB, ANYB, AND BAW SUGGEST DECREASED CEREBROVASCULAR BLOOD FLOW AND INCREASED FLOW RESISTANCE BASED ON DIFFERENT MECHANISMS. 2022 18 1986 32 SPATIAL AND VERBAL MEMORY TEST SCORES FOLLOWING YOGA AND FINE ARTS CAMPS FOR SCHOOL CHILDREN. THE PERFORMANCE SCORES OF CHILDREN (AGED 11 TO 16 YEARS) IN VERBAL AND SPATIAL MEMORY TESTS WERE COMPARED FOR TWO GROUPS (N = 30, EACH), ONE ATTENDING A YOGA CAMP AND THE OTHER A FINE ARTS CAMP. BOTH GROUPS WERE ASSESSED ON THE MEMORY TASKS INITIALLY AND AFTER TEN DAYS OF THEIR RESPECTIVE INTERVENTIONS. A CONTROL GROUP (N = 30) WAS SIMILARLY STUDIED TO ASSESS THE TEST-RETEST EFFECT. AT THE FINAL ASSESSMENT THE YOGA GROUP SHOWED A SIGNIFICANT INCREASE OF 43% IN SPATIAL MEMORY SCORES (MULTIVARIATE ANALYSIS, TUKEY TEST), WHILE THE FINE ARTS AND CONTROL GROUPS SHOWED NO CHANGE. THE RESULTS SUGGEST THAT YOGA PRACTICE, INCLUDING PHYSICAL POSTURES, YOGA BREATHING, MEDITATION AND GUIDED RELAXATION IMPROVED DELAYED RECALL OF SPATIAL INFORMATION. 2004 19 463 37 CHANGES IN SHAPE AND SIZE DISCRIMINATION AND STATE ANXIETY AFTER ALTERNATE-NOSTRIL YOGA BREATHING AND BREATH AWARENESS IN ONE SESSION EACH. BACKGROUND YOGA BREATHING TECHNIQUES LIKE HIGH-FREQUENCY YOGA BREATHING (HFYB) AND BREATH AWARENESS (BAW) HAVE BEEN ASSOCIATED WITH IMPROVED PERFORMANCE IN THE SHAPE AND SIZE DISCRIMINATION TASK. A PUBMED SEARCH OF THE LITERATURE REVEALED THAT ALTERNATE-NOSTRIL BREATHING HAS BEEN SHOWN TO IMPROVE PERFORMANCE IN ATTENTION TASKS, BUT THE EFFECT ON TACTILE PERCEPTION HAS NOT BEEN STUDIED. HENCE, THE PRESENT STUDY WAS DESIGNED TO ASSESS THE IMMEDIATE EFFECTS OF ALTERNATE-NOSTRIL YOGA BREATHING (ANYB) COMPARED TO BREATH AWARENESS ON SHAPE AND SIZE DISCRIMINATION AND STATE ANXIETY. MATERIAL AND METHODS FIFTY HEALTHY MALE VOLUNTEERS AGES 20-50 YEARS (GROUP MEAN +/-S.D., 28.4+/-8.2 YEARS) WERE RECRUITED. EACH PARTICIPANT WAS ASSESSED IN 3 SESSIONS CONDUCTED ON 3 SEPARATE DAYS AT THE SAME TIME OF DAY. THE 3 SESSIONS WERE (I) ALTERNATE-NOSTRIL YOGA BREATHING (ANYB), (II) BREATH AWARENESS (BAW), AND (III) QUIET SITTING (QS), AND THE SEQUENCE OF THE SESSIONS WAS RANDOMLY ALLOCATED. THE SHAPE AND SIZE DISCRIMINATION TASK AND STATE ANXIETY WERE ASSESSED BEFORE AND AFTER ALL 3 SESSIONS. REPEATED MEASURES ANALYSIS OF VARIANCE (RM-ANOVA) FOLLOWED BY POST HOC TESTS FOR MULTIPLE COMPARISONS, WHICH WERE BONFERRONI-ADJUSTED, WERE PERFORMED TO COMPARE DATA BEFORE AND AFTER ALL 3 SESSIONS USING SPSS VERSION 18.0. RESULTS THE ERRORS SCORES IN THE SHAPE AND SIZE DISCRIMINATION TASK SHOWED A SIGNIFICANT REDUCTION AFTER THE ANYB SESSION (P<0.001). A SIGNIFICANT REDUCTION WAS FOUND IN THE LEVEL OF STATE ANXIETY AFTER BREATH AWARENESS (P<0.05) AND QUIET SITTING SESSIONS (P<0.001). CONCLUSIONS THE PRESENT RESULTS SUGGEST THAT ANYB: (I) IMPROVES PERFORMANCE IN A TASK WHICH REQUIRES PERCEPTUAL SENSITIVITY AND FOCUSED ATTENTION, BUT (II) DOES NOT REDUCE STATE ANXIETY FOLLOWING THIS TASK. 2019 20 298 35 ALTERNATE-NOSTRIL YOGA BREATHING REDUCED BLOOD PRESSURE WHILE INCREASING PERFORMANCE IN A VIGILANCE TEST. BACKGROUND REPORTS SUGGEST THAT VIGILANCE OR SUSTAINED ATTENTION INCREASES SYMPATHETIC ACTIVITY. A PERSISTENT INCREASE IN SYMPATHETIC ACTIVITY CAN LEAD TO AN INCREASE IN BLOOD PRESSURE. ALTERNATE-NOSTRIL YOGA BREATHING HAS BEEN SHOWN TO BE USEFUL TO (I) IMPROVE ATTENTION AND (II) DECREASE THE SYSTOLIC AND DIASTOLIC BLOOD PRESSURE. EARLIER STUDIES DID NOT REPORT SIMULTANEOUS RECORDINGS OF THE BLOOD PRESSURE AND PERFORMANCE IN VIGILANCE TESTS AFTER ALTERNATE-NOSTRIL YOGA BREATHING. WITH THIS BACKGROUND, THE PRESENT STUDY WAS PLANNED TO DETERMINE IF 15 MINUTES OF ALTERNATE NOSTRIL YOGA BREATHING COULD IMPROVE THE PERFORMANCE IN A VIGILANCE TEST WITHOUT AN INCREASE IN BLOOD PRESSURE. MATERIAL AND METHODS FIFTEEN HEALTHY MALE VOLUNTEERS PARTICIPATED IN THE STUDY (GROUP MEAN AGE +/-SD, 22.4+/-2.4 YEARS). PARTICIPANTS WERE ASSESSED ON 3 SEPARATE DAYS IN 3 DIFFERENT SESSIONS. THESE WERE (I) ALTERNATE NOSTRIL YOGA BREATHING, (II) BREATH AWARENESS, AND (III) SITTING QUIETLY AS A CONTROL. BLOOD PRESSURE AND THE DIGIT VIGILANCE TEST WERE SIMULTANEOUSLY ASSESSED BEFORE AND AFTER EACH SESSION. RESULTS SYSTOLIC BLOOD PRESSURE (P<0.01), MEAN ARTERIAL BLOOD PRESSURE (P<0.05), AND THE TIME TAKEN TO COMPLETE THE DIGIT VIGILANCE TEST (P<0.05) SIGNIFICANTLY DECREASED FOLLOWING ALTERNATE-NOSTRIL YOGA BREATHING. THE TIME TAKEN TO COMPLETE THE DIGIT VIGILANCE TEST DIFFERED SIGNIFICANTLY BETWEEN SESSIONS (P<0.05). THE TIME TAKEN TO COMPLETE THE DIGIT VIGILANCE TEST WAS ALSO SIGNIFICANTLY DECREASED AFTER SITTING QUIETLY (P<0.01). CONCLUSIONS ALTERNATE-NOSTRIL YOGA BREATHING APPEARS TO IMPROVE PERFORMANCE IN THE DIGIT VIGILANCE TEST, ALONG WITH A REDUCTION IN SYSTOLIC BLOOD PRESSURE. THIS IS SUGGESTIVE OF BETTER VIGILANCE WITHOUT SYMPATHETIC ACTIVATION. 2017