What is the relationship between sleep and health? Essay
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Sleeping is a part of everyone’s life. Everyone needs to relax by sleeping, otherwise, it will affect our health. These are common sense. But, what is the relationship between sleep and health? The relationship between them is much more complex than you think. When you see the title, you may have the answer in your mind: Long hours sleep is good for our health. However, BBC News(Ruth Alexander, 2015) shows long night’s sleep badly for you. Some researchers have done a survey (Cappuccio FP; D’Elia L; Strazzullo P; Miller MA.
The 16 studies analyzed provided 27 independent cohort samples. They included 1,382,999 male and female participants, and 112,566 deaths. Sleep duration was assessed by questionnaire and outcome through death certification. In the pooled analysis, short duration of sleep was associated with a greater risk of death. The long duration of sleep was also associated with a greater risk of death. This shows that sleep should be moderate. Some scholars (Lisa Gallicchio, PhD) have shown that if you do not have enough sleep, may have an adverse effect on physical and psychological health. Your risk of cancer will increase. Of course, this will make you feel tired and reduce your work efficiency. A report (Roger Dobson) shows people who sleep for a long time will become easy to insomnia and these people will spend longer time to fall asleep.
Sleep time is important, sleep quality is also very important. Poor sleep quality leads to a decrease in the effect of sleep, and the body cannot be relaxed. If your sleep quality is low for a long time, your risk of depression will increase and have nightmares. So, if you want healthy, the right time to sleep is not enough, you also need to improve your sleep quality. How to improve our sleep quality? First, note your sleeping posture, do not bend the body and to lie down. If you bend your body your muscles cannot relax and then when you wake up will feel tired. Second, before going to bed to keeping a good mood, it is good for you to improve your sleep quality. Third, do not eat before going to bed! This behavior can create a burden on your stomach, thereby affecting your sleep. At last, light. When you want to sleep, do your best to make the intensity of light smaller if the intensity of light is high, you will become less likely to fall asleep, even if you fall asleep, and you can easy to wake up. These are very good to improve your sleep quality. Of course, nothing better than to have a good schedule. Need to pay attention to do not use drugs to help you sleep, it will make your body produce a dependence and to shorten your life.
What does high-quality sleep bring benefit to us? 1. Eliminate fatigue, restore physical strength. 2. Protect the brain, restore energy. 3. Improve your immunity. 4. Promote growth and development of the body. 5. Slow down the aging process and increase your life. 6. Protect people’s mental health.7. Improve your memory. 8. Maintain beauty. We spend a third of our lives in bed, it is indispensable. The length of sleep, the quality of sleep, the environment of sleeping, all this is closely related to our health. Thus it can be seen sleep on a person how important it is. And the relationship between them is inseparable.
Ruth Alexander (March 24, 2015) Why a long night’s sleep may be bad for you. BBC News. Retrieved November 26, 2016, from http://www.bbc.com/news/magazine-31928434.
Cappuccio FP; D’Elia L; Strazzullo P; Miller MA. (May 1, 2010) Sleep Duration and All-Cause Mortality: A Systematic Review and Meta-Analysis of Prospective Studies. Retrieved November 26, 2016, from https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2864873/
Lisa Gallicchio, Ph.D. (19 May 2009) Sleep duration and mortality: a systematic review and meta-analysis. Retrieved November 26, 2016, from http://onlinelibrary.wiley.com/doi/10.1111/j.1365-2869.2008.00732.x/full
Roger Dobson(31 March 2004)Daily Mail. Retrieved November 26, 2016, from http://www.people.com.cn/BIG5/keji/1058/2420480.html