We aimed to investigate if college students’ dietary and physical activity adhered to the Chinese Dietary Guidelines, the Composing Editorial Board of Physical Activity Guidelines, and WHO recommendation for NCDs pre...We aimed to investigate if college students’ dietary and physical activity adhered to the Chinese Dietary Guidelines, the Composing Editorial Board of Physical Activity Guidelines, and WHO recommendation for NCDs prevention. Methods: A 3-day (2 weekdays and 1 weekend day) 24-hour (24-HRs) dietary recall was conducted to record details of participants’ food consumption. One-way analysis of variance (ANOVA) was applied to examine the influence of the identified demographic variables (including BMI, gender, major, family monthly income, and place of household registration) on the 8 food groups’ consumption. We analyzed the effect of the various demographic variables on sodium intake by the student’s t-test. The questionnaire, International Physical Activity Questionnaire (IPAQ)-Short Form, was utilized to assess participants’ physical activity (PA) level. The Wilcoxon-Mann-Whitney was applied to analyze participants’ physical activity. Results: Our research indicated participants consumed much fewer fruits and vegetables and excessive meats on average for both males and females regarding NCDs prevention. Conclusion: Participants’ dietary intake did not comply with the Chinese Dietary Guide-lines recommendation for chronic diseases prevention. Nutrition knowledge and health education are needed for college students. .展开更多
Background:Whether or not there is targeted pharmacotherapy for dementia,an active and healthy lifestyle that includes physical activity(PA)may be a better option than medication for preventing dementia.We examined th...Background:Whether or not there is targeted pharmacotherapy for dementia,an active and healthy lifestyle that includes physical activity(PA)may be a better option than medication for preventing dementia.We examined the association between leisure-time sedentary behavior(SB)and the risk of dementia incidence and mortality.We further quantified the effect on dementia risk of replacing sedentary time with an equal amount of time spent on different physical activities.Methods:In the UK Biobank,484,169 participants(mean age=56.5 years;45.2%men)free of dementia were followed from baseline(2006-2010)through July 30,2021.A standard questionnaire measured individual leisure-time SB(watching TV,computer use,and driving)and PA(walking for pleasure,light and heavy do-it-yourself activity,strenuous sports,and other exercise)frequency and duration in the 4 weeks prior to evaluation.Apolipoprotein E(APOE)genotype data were available for a subset of 397,519(82.1%)individuals.A Cox proportional hazard model and an isotemporal substitution model were used in this study.Results:During a median 12.4 years of follow-up,6904 all-cause dementia cases and 2115 deaths from dementia were recorded.In comparison to participants with leisure-time SB<5 h/day,the hazard ratio((HR),95%confidence interval(95%CI))of dementia incidence was 1.07(1.02-1.13)for 5-8 h/day and 1.25(1.13-1.38)for>8 h/day,and the HR of dementia mortality was 1.35(1.12-1.61)for>8 h/day.A 1 standard deviation increment of sedentary time(2.33 h/day)was strongly associated with a higher incidence of dementia and mortality(HR=1.06,95%CI:1.03-1.08 and HR=1.07,95%CI:1.03-1.12,respectively).The association between sedentary time and the risk of developing dementia was more profound in subjects<60 years than in those>60 years(HR=1.26,95%CI:1.00-1.58 vs.HR=1.21,95%CI:1.08-1.35 in>8 h/day,p for interaction=0.013).Replacing 30 min/day of leisure sedentary time with an equal time spent in total PA was associated with a6%decreased risk and 9%decreased mortality from dementia,with exercise(e.g.,swimming,cycling,aerobics,bowling)showing the strongest benefit(HR=0.82,95%CI:0.78-0.86 and HR=0.79,95%CI:0.72-0.86).Compared with APOEε4 noncarriers,APOEε4 carriers are more likely to see a decrease in Alzheimer’s disease incidence and mortality when PA is substituted for SB.Conclusion:Leisure-time SB was positively associated with the risk of dementia incidence and mortality.Replacing sedentary time with equal time spent doing PA may be associated with a significant reduction in dementia incidence and mortality risk.展开更多
Prenatal programming during pregnancy sets physiological outcomes in the offspring by integrating external or internal stimuli.Accordingly,pregnancy is an important stage of physiological adaptations to the environmen...Prenatal programming during pregnancy sets physiological outcomes in the offspring by integrating external or internal stimuli.Accordingly,pregnancy is an important stage of physiological adaptations to the environment where the fetus becomes exposed and adapted to the maternal milieu.Maternal exposure to high-energy dense diets can affect motivated behavior in the offs p ring leading to addiction and impaired sociability.A high-energy dense exposure also increases the pro-inflammatory cytokines profile in plasma and brain and favors microglia activation in the offspring.While still under investigation,prenatal exposure to high-energy dense diets promotes structural abnormalities in selective brain regions regulating motivation and social behavior in the offspring.The current review addresses the role of energy-dense foods programming central and peripheral inflammatory profiles during embryonic development and its effect on motivated behavior in the offspring.We provide preclinical and clinical evidence that supports the contribution of prenatal programming in shaping immune profiles that favor structural and brain circuit disruption leading to aberrant motivated behaviors after birth.We hope this minireview encourages future research on novel insights into the mechanisms underlying maternal programming of motivated behavior by central immune networks.展开更多
This study aimed to examine the associations between lifestyle behaviors and depressive symptoms in adolescents.Self-reported data from the 2019 Youth Risk Behavior Survey(YRBS)was analyzed.Depressive symptoms were se...This study aimed to examine the associations between lifestyle behaviors and depressive symptoms in adolescents.Self-reported data from the 2019 Youth Risk Behavior Survey(YRBS)was analyzed.Depressive symptoms were set as the outcome variable.Movement variables(physical activity,muscle-strengthening exercise,physical education attendance,sports team participation,television watching,video or computer games,and sleep),eating behaviors(fruit intake,vegetable intake,milk intake,and eating breakfast or not),and substance use(alcohol use and cigarette use)were included as explanatory variables.Binary logistic regression was used to explore the asso-ciations between lifestyle behaviors and depressive symptoms after adjusting for sex,age,grade,race,and weight status.Of 13,677 participants who completed the investigation,girls were more than boys(50.3%vs.48.6%).The proportion of participants in grades 9,10,11,and 12 was 26.6,27.2,24.3,and 20.8,respectively.Of them,the prevalence of depressive symptoms was 36.0%(weighted%:36.7%[35.1%,38.3%]).Among all the lifestyle behaviors included,participating in no sports teams(OR=1.53[1.32,1.77]),spending more than 2 h in video or computer games(OR=1.64[1.40,1.92]),sleeping less than 8 h nightly(OR=1.79[1.45,2.20]),not eating breakfast(OR=1.56[1.37,1.78]),alcohol use(OR=1.74[1.49,2.02]),and cigarette use(OR=1.83[1.42,2.37])were associated with higher odds of depressive symptoms.To reduce depressive symptoms in adolescents,interventions can consider encouraging adolescents to engage in team sports activity,limit time for video or com-puter games,sleep enough,regularly eat breakfast,and avoid using alcohol and cigarette.Future studies are encouraged to verify our researchfindings by using a more improved study design.展开更多
文摘We aimed to investigate if college students’ dietary and physical activity adhered to the Chinese Dietary Guidelines, the Composing Editorial Board of Physical Activity Guidelines, and WHO recommendation for NCDs prevention. Methods: A 3-day (2 weekdays and 1 weekend day) 24-hour (24-HRs) dietary recall was conducted to record details of participants’ food consumption. One-way analysis of variance (ANOVA) was applied to examine the influence of the identified demographic variables (including BMI, gender, major, family monthly income, and place of household registration) on the 8 food groups’ consumption. We analyzed the effect of the various demographic variables on sodium intake by the student’s t-test. The questionnaire, International Physical Activity Questionnaire (IPAQ)-Short Form, was utilized to assess participants’ physical activity (PA) level. The Wilcoxon-Mann-Whitney was applied to analyze participants’ physical activity. Results: Our research indicated participants consumed much fewer fruits and vegetables and excessive meats on average for both males and females regarding NCDs prevention. Conclusion: Participants’ dietary intake did not comply with the Chinese Dietary Guide-lines recommendation for chronic diseases prevention. Nutrition knowledge and health education are needed for college students. .
基金supported by Shanghai Municipal Human Resources and Social Security Bureau(2020074)Clinical Research Plan of SHDC(SHDC2020CR4006)+2 种基金Shanghai Ninth People’s Hospital(YBKA201909)Innovative research team of high-level local universities in Shanghai(SHSMU-ZDCX20212501)Shanghai Municipal Health Commission(2022XD017)。
文摘Background:Whether or not there is targeted pharmacotherapy for dementia,an active and healthy lifestyle that includes physical activity(PA)may be a better option than medication for preventing dementia.We examined the association between leisure-time sedentary behavior(SB)and the risk of dementia incidence and mortality.We further quantified the effect on dementia risk of replacing sedentary time with an equal amount of time spent on different physical activities.Methods:In the UK Biobank,484,169 participants(mean age=56.5 years;45.2%men)free of dementia were followed from baseline(2006-2010)through July 30,2021.A standard questionnaire measured individual leisure-time SB(watching TV,computer use,and driving)and PA(walking for pleasure,light and heavy do-it-yourself activity,strenuous sports,and other exercise)frequency and duration in the 4 weeks prior to evaluation.Apolipoprotein E(APOE)genotype data were available for a subset of 397,519(82.1%)individuals.A Cox proportional hazard model and an isotemporal substitution model were used in this study.Results:During a median 12.4 years of follow-up,6904 all-cause dementia cases and 2115 deaths from dementia were recorded.In comparison to participants with leisure-time SB<5 h/day,the hazard ratio((HR),95%confidence interval(95%CI))of dementia incidence was 1.07(1.02-1.13)for 5-8 h/day and 1.25(1.13-1.38)for>8 h/day,and the HR of dementia mortality was 1.35(1.12-1.61)for>8 h/day.A 1 standard deviation increment of sedentary time(2.33 h/day)was strongly associated with a higher incidence of dementia and mortality(HR=1.06,95%CI:1.03-1.08 and HR=1.07,95%CI:1.03-1.12,respectively).The association between sedentary time and the risk of developing dementia was more profound in subjects<60 years than in those>60 years(HR=1.26,95%CI:1.00-1.58 vs.HR=1.21,95%CI:1.08-1.35 in>8 h/day,p for interaction=0.013).Replacing 30 min/day of leisure sedentary time with an equal time spent in total PA was associated with a6%decreased risk and 9%decreased mortality from dementia,with exercise(e.g.,swimming,cycling,aerobics,bowling)showing the strongest benefit(HR=0.82,95%CI:0.78-0.86 and HR=0.79,95%CI:0.72-0.86).Compared with APOEε4 noncarriers,APOEε4 carriers are more likely to see a decrease in Alzheimer’s disease incidence and mortality when PA is substituted for SB.Conclusion:Leisure-time SB was positively associated with the risk of dementia incidence and mortality.Replacing sedentary time with equal time spent doing PA may be associated with a significant reduction in dementia incidence and mortality risk.
基金supported by the National Council of Science and Technology in Mexico(CONACYT)708452 CONACYT to LMM855559 CONACYT to GCC+1 种基金573686 CONACYT to RMRPAICYT 2021 to ACM。
文摘Prenatal programming during pregnancy sets physiological outcomes in the offspring by integrating external or internal stimuli.Accordingly,pregnancy is an important stage of physiological adaptations to the environment where the fetus becomes exposed and adapted to the maternal milieu.Maternal exposure to high-energy dense diets can affect motivated behavior in the offs p ring leading to addiction and impaired sociability.A high-energy dense exposure also increases the pro-inflammatory cytokines profile in plasma and brain and favors microglia activation in the offspring.While still under investigation,prenatal exposure to high-energy dense diets promotes structural abnormalities in selective brain regions regulating motivation and social behavior in the offspring.The current review addresses the role of energy-dense foods programming central and peripheral inflammatory profiles during embryonic development and its effect on motivated behavior in the offspring.We provide preclinical and clinical evidence that supports the contribution of prenatal programming in shaping immune profiles that favor structural and brain circuit disruption leading to aberrant motivated behaviors after birth.We hope this minireview encourages future research on novel insights into the mechanisms underlying maternal programming of motivated behavior by central immune networks.
文摘This study aimed to examine the associations between lifestyle behaviors and depressive symptoms in adolescents.Self-reported data from the 2019 Youth Risk Behavior Survey(YRBS)was analyzed.Depressive symptoms were set as the outcome variable.Movement variables(physical activity,muscle-strengthening exercise,physical education attendance,sports team participation,television watching,video or computer games,and sleep),eating behaviors(fruit intake,vegetable intake,milk intake,and eating breakfast or not),and substance use(alcohol use and cigarette use)were included as explanatory variables.Binary logistic regression was used to explore the asso-ciations between lifestyle behaviors and depressive symptoms after adjusting for sex,age,grade,race,and weight status.Of 13,677 participants who completed the investigation,girls were more than boys(50.3%vs.48.6%).The proportion of participants in grades 9,10,11,and 12 was 26.6,27.2,24.3,and 20.8,respectively.Of them,the prevalence of depressive symptoms was 36.0%(weighted%:36.7%[35.1%,38.3%]).Among all the lifestyle behaviors included,participating in no sports teams(OR=1.53[1.32,1.77]),spending more than 2 h in video or computer games(OR=1.64[1.40,1.92]),sleeping less than 8 h nightly(OR=1.79[1.45,2.20]),not eating breakfast(OR=1.56[1.37,1.78]),alcohol use(OR=1.74[1.49,2.02]),and cigarette use(OR=1.83[1.42,2.37])were associated with higher odds of depressive symptoms.To reduce depressive symptoms in adolescents,interventions can consider encouraging adolescents to engage in team sports activity,limit time for video or com-puter games,sleep enough,regularly eat breakfast,and avoid using alcohol and cigarette.Future studies are encouraged to verify our researchfindings by using a more improved study design.
基金funded by Tackling Key Problems in Air Pollution Control Funding from Ministry of Science and Technology of the People’s Republic of China(DQGG0305-01)Chinese Academy of Medical Sciences(CAMS)Innovation Fund for Medical Sciences Program(2021-I2M-1-057)。