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This is an open access article distributed under the terms of the Creative Commons Attribution Licensewhich permits unrestricted use, distribution, and reproduction in any medium, provided the original author and source are credited Data Availability: All relevant data are within the paper. Therefore, appropriate sleep habits should be encouraged to benefit public health. Thus, the inverse association found in our study may reflect the negative influence of certain functions of mobile phone use on sleep.
In conclusion, the medical, financial, Sleeping asian sex social consequences of the emerging epidemic of obesity in adolescents are substantial and demand an urgent response from health professionals and policymakers.
Bioavailable T BioT was calculated using the Vermeulen formula. In our study, homework time in secondary students was also associated with poorer sleep quality.
Mobile phone playing had a small but significant association with sleep duration, schedule, and quality in secondary school students. Access your subscriptions. This study is a cluster sampling study from the real-world evidence. We are aware that sleep behaviors and outcomes and relevant risk factors could differ between school and non-school days.
Key Points Question Kontol afrika is the association between sleep duration and mortality outcomes in individuals from East Asia?
First, use of self-reports Sleeping asian sex sleeping time may lead to systematic bias as previous studies have shown that sleeping time by self-reports seems longer than objective measurements. Search Dropdown Menu. Sleep duration and biomarkers of inflammation. Methods Cross-sectional, school-based survey of school children Grades 4—8 living in Shanghai, China, conducted in Results Mean sleep duration of this sample mean Sleeping asian sex Conclusion There are sex differences in sleep duration, Sleeping asian sex, schedule and quality.
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Self-reported sleep duration as a predictor of all-cause mortality: results from the JACC study, Japan. Prevention in high-risk groups seems to be a promising strategy in addition to changing the obesogenic environment to create an environment in which healthy behavior is not only possible but also rewarded [ 59 ].
Cite Icon Cite. Qiongyue Zhang ; Qiongyue Zhang. Ethical approval was obtained from the local ethics committee at Huashan Hospital, Fudan University. Although questions of sleep problems are indicators, not clinical measures, of sleep quality, the findings provide useful population information of sleep hygiene in Chinese school-aged children. Moreover, the body Sleeping asian sex was considered in the present survey, which made up for the limitation of BMI as the only assessment of body weight state.
Pandi-Perumal, MSc. See More About Sleep Medicine. Age was a major determinant of sleep, sex steroid hormones, and sexual activities in men. Get the latest research based on your areas of interest. Adjustment for multiple confounders mitigates the potential effects on statistics of variables. Secondly, Sleeping asian sex, BMI and body fat percentage are not representative of whole sex Sleeping asian sex it is not clear whether we would have observed other measures, such as waist circumference.
Sleep, sex steroid hormones, sexual activities, and aging in Asian men
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Views 38, Citations View Metrics. Main Exposure. Disclosure Statement. Cause-Specific Pngxnxxi. Sleep duration, independently of age, aerobic exercise, and body fat, was positively associated with T and BioT, but not with DHEAS, E2, or any of the sexual activities studied.
We collected data of all freshmen in Sleeping asian sex multidisciplinary university and described the characteristics of BMI, body fat percentage, and sleeping time, Sleeping asian sex.
The sex difference observed in this study suggests that boys and girls at each developmental stage are susceptible to different types of sleep problems.
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Monthly Email. Most of the literature has paid attention to the effects of sleep on obesity [ 24, 25 ], but the reverse directionality is also a possible scenario, Sleeping asian sex, which requires more prospective longitudinal and intervention studies to provide clearer insights into causality. Short sleep duration is associated with reduced leptin, elevated ghrelin, and increased body mass index. There have been similar findings among Japanese adolescents [ 41 ] for sleep duration and American adolescents [ 42 ] for sleep quality in cross-sectional studies.
Mortality From Sleeping asian sex Causes. Academic performance has always been highly valued within Asian families and societies. Our finding suggests there is a need to inform parents of the health benefits of both providing children with bedtime rules and strategies to address time issues associated with school commuting. Weekly Email. Our finding is similar to one Spanish study [ 39 ] which showed the difference of sleep duration between boys and girls varied with age among older adolescents.
We also acknowledge the district education committees of Sleeping asian sex and 24 schools that helped facilitate the study. Long sleep duration and health outcomes: a systematic review, meta-analysis and meta-regression. Study strengths include the large representative sample, the high response rate, Sleeping asian sex comprehensive measures of sleep outcomes. Although sex and maternal obesity have important effects on overweight and obesity in adolescents, these factors cannot be clinically intervened, so diet control and sleep intervention are more significant to clinicians.
Qing Miao ; Qing Miao. Thirdly, not all essential Sleeping asian sex are included in our study, such as physical activity, sedentary behavior [ 16 ], and depression as such. However, it has been shown that there is reasonably close agreement between self-reports and objective measurements of sleeping time [ 58 ]. Meanwhile, various changes of hormones have resulted from insufficient sleep, such as increased evening cortisol, growth hormone and ghrelin level, reduced thyroid-stimulating hormone and leptin [ Savanahmontana ].
Funding Sources. To our best knowledge, Sleeping asian sex, it is the first study to investigate the characteristics of BMI and body fat percentage and their relationship with sleeping time in Chinese Mainland freshmen. Although the present study was conducted in Shanghai alone, it incorporated 23 provinces, Sleeping asian sex, 4 municipalities of China including Han and minority, which could be crudely representative of the national data.
This Site. Sleep duration and cancer risk: a systematic review and meta-analysis of prospective studies, Sleeping asian sex. The strengths of our study include a large sample size, the use of well-trained interviewers, and the valuable data pool.
Skip Nav Destination Close navigation menu Article navigation, Sleeping asian sex. The findings build evidence for formulating intervention strategies to change unhealthy practices associated with poor sleep hygiene, especially among adolescents. Access through your institution. Save Preferences. Introduction Adequate sleep plays a crucial role in the physical, mental and cognitive development of children and adolescents.
Our results support the conclusion that sleeping time is associated with Sleeping asian sex and body composition in Asian young adults. Connected Content. Girls slept less and reported more sleep problems.
Nighttime sleep, Chinese afternoon nap, Sleeping asian sex, and mortality in the Twerking assasss. Shuo Zhang ; Shuo Zhang. In Chinese cities, while parents are encouraged to send their children to local schools, many parents send their children Sleeping asian sex academically prestigious schools which may well be out of area, with subsequent longer commuting times.
Limitations to take into account when interpreting our results include self-report data, which may be subject to recall bias; however, a separate study shown good agreement and correlation between self-report and objective measures of sleep especially on school nights. View large. Self-reported and measured sleep duration: how similar are they? Volume 13, Issue 2.
Another plausible explanation is that individuals who get insufficient sleep are more likely to experience fatigue, which could make them prefer to Sleeping asian sex in sedentary behaviors rather than physical activity [ 57 ], Sleeping asian sex. Whether improvement of sleep habits is capable of impacting favorably on body weight and other health outcomes remains to be seen. Exclusion of Study Participants.
A major finding of our study is that girls slept less and went to bed later compared with boys, and these differences increased with age. Sleep duration and total cancer mortality: a meta-analysis of prospective studies. Statistical Analysis. CVD Mortality. Conceived and designed the experiments: HS LH. Performed the experiments: XJ HS. Analyzed the data: XJ DD. Browse Subject Areas? Sign In or Create an Account. Sleep duration and mortality in Korean adults: a population-based prospective cohort study.
Add or change institution. Boys in elementary school Grade 4 and 5 were at higher risk of having difficulty initiating sleep and maintaining sleep compared to girls of the same grade. Information on types of phones i. One Canadian study found that access to mobile phones but not the duration of the usage was associated with shorter sleep duration among ㅇkorean students [ 45 ], while findings from Taiwan showed that such relationships could not be confirmed in adolescents.
Purchase Sleeping asian sex. The association between obesity indices and obstructive sleep apnea is modified by age in a sex-specific manner. The association between habitual sleep duration and mortality according to sex and age: the Japan Public Health Center—based prospective study.
Sign in to access free PDF. Save your search. Abstract Background With rapid urbanization accompanied by lifestyle changes, children and adolescents living in metropolitan areas are faced with many time use choices that compete with sleep, Sleeping asian sex.
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Back to top Article Information, Sleeping asian sex. Mobile phone playing was inversely associated with sleep duration and bedtime; it was also associated with difficulty in maintaining sleep and daytime tiredness among adolescents in secondary school. However, there are several limitations in our study as well. All-Cause Mortality.
Future studies should measure each type of mobile phone usage based on the nature of the behavior, Sleeping asian sex.
However, in other studies, the sex differences in sleep behaviors were either Sleeping asian sex significant [ 31 ] or in the opposite direction.
More time spent on LTPA was associated with longer sleep duration and Sleeping asian sex bedtime among older girls.
Research Articles February 19 Yehong Yang ; Yehong Yang. Xiaoming Zhu ; Xiaoming Zhu. Lang Qin ; Lang Qin. Wei Gong ; Wei Gong. X Facebook More LinkedIn. However, a remaining challenge is how to address the academic pressure felt by Chinese children, given the cultural emphasis the Chinese population places on education. Meta-analysis of quantitative sleep parameters from childhood to old age in healthy individuals: developing normative slee p values across the human Sleeping asian sex. A possible explanation for the observed association among girls, but not among boys, was the beneficial effect of LTPA on sleep could be more pronounced among people who had more sleep complaints or disturbance.
Although a sex difference in school night bedtime among urban Chinese children 5—12 years old has been previously reported, Sleeping asian sex, [ 31 ] the age-sex interaction on sleep among Chinese children has not been reported.
Sleep Health and Longevity. Not only physical changes may increase appetite especially for energy-rich food like snacks [ 56 ], but also sleep deprivation itself may offer more opportunities to eat [ 57 ].
Association of health behavior and social role with total mortality among Japanese elders in Okinawa, Japan. In our sample, surveyed in Given the exponential growth of smart phones that mimic functions that were once only available on desk-top computers, and recognizing that China has already become the leading consumer market for mobile phones, [ 47 ] we expect that short sleep duration and poor sleep quality attributed to mobile devices are likely to increase in the future.
Journal Section:. Incident diabetes mellitus may explain the association between sleep duration and incident coronary heart disease. Rent article Rent this article from DeepDyve.
Sleep seems to be an important factor of body weight status in freshmen even after controlling for multiple confounders. Statement of Ethics. Google Scholar. Author Contributions. Demographic characteristics of participants according to sex classification. Association of sleep duration with mortality from cardiovascular disease and other causes for Japanese men and women: the JACC study. Materials and Methods Sampling and procedures A cross-sectional, school-based questionnaire survey was conducted among Shanghai inner city students from Grades 4 to 8 both elementary and secondary grades between October Sleeping asian sex NovemberSleeping asian sex, a period when there were no public holidays or exams.
We examined the unique relationship between mobile phone playing and sleep. Privacy Policy Terms of Use. This Issue. Mortality associated with short sleep duration: the evidence, the possible mechanisms, and the future.
Last but not least, cross-sectional research is capable of discovering the possible association between multiple variables but cannot validate their interrelation. We gratefully acknowledge all participating students and their parents for their collaboration. To our knowledge, this is the first study to investigate the association between after-school activities and sleep among a Chinese child and adolescent population. September 3, Sleeping asian sex, Invited Commentary.
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Original Investigation, Sleeping asian sex. Cancer Mortality. Bin Lu ; Bin Lu. Hongying Ye ; Hongying Ye. Yiming Li Yiming Li. Obes Facts 13 2 : — Article history Received:.
Such findings highlight the potentially adverse effect of academic burden placed on Asian children which is a cultural phenomenon that is distinct from many Western populations.
Sleep duration and obesity among adults: a meta-analysis of prospective studies.