By Hanon Mitsumasa
What time do you sleep? Sleeping too long or too short has a negative effects on the body. I think sleep is important in people lives. Many doctors agree we should sleep 7 hours. But some people might feel 7 hours of sleep is to long or too short. And people may say long sleep is a waste of time. In this essay, I will explain the effects of sleeping too long, too short or having the recommended 7 hours of sleep.
There are a number of serious negative effects of sleeping too long. Sleeping too long increases the risk of death about 1,5 times. For example, it increases the risk of cancer, diabetes, and high blood pressure, according to doctor Utiyama Makoto from Tokyo Adachi hospital (2014). In addition sleeping for too long can also lead to brain aging. Sleep is improved to be good your health, however instead it makes your body tired. Sleeping too much can cause jet lag feeling. Your body clock is going crazy. Too much sleep has negative effects on both the body and the brain.
There are a number of serious negative effects of sleeping too short. If you sleep for too short a time stress will accumulate without you even realizing it. Only by sleeping can your brain and body recover. When sleep shortage continues, concentration and attention decline, according to doctor Mishima Kazuo from National center for Psychiatry and Neurology (2023). Lack of sleep increases the risk of dementia in the long term. According to doctor Uchimi Tomohiro from NCNP hospital (2022), the risk is about twice as much as that of people who sleep for 7 hours. When stress builds up due to lack of sleep, it can cause headaches, stiff shoulders, dizziness, depression, and loss of appetite. If you lack sleep, stress will build up without you even realizing it, so you should get enough sleep.
There are number of positive effects of having 7 hours of sleep. 7 hours of sleep protects you from illness and stress, improving your immunity and concentration. We fight against pathogens by adjusting the body’s rhythm and increasing immunity when we sleep. Resting your brain through sleep will help you concentrate on your studies and work. And the risk of illness decreases, moreover resting the brain also improves memory. Resting the brain also improves concentration and suppresses emotions. 7 hours of sleep is good for both your body and your brain. If you study while resting your body and brain well, your grades may improve.
Sleeping too long or too short can have negative effects on us. Sleep is essential to people’s lives. 7 hours of good sleep has a positive effect on your body and mind. Make the most of your sleep time, which takes up a large portion of your 24 hours a day. Let’s all sleep for 7 hours every day.
