Roommates like to turn on the light and stay up late, but what if you can't sleep?

Explain directly and report to the teacher.

Staying up late is a Chinese character, and the pinyin is OYè. Stay up at night. Generally refers to being sleepy all night or late at night because of something. From "Tell the Story of Li Cuilian in Qingping Mountain Hall".

Staying up late is a phenomenon often heard or done in modern life, and it is a bad habit that harms people's health, which will lead to some diseases and reduce efficiency. Staying up late is a bad habit, which is prone to endogenous hypoxia.

meaning of a word

One is to continue to do things during the day and work or engage in activities until after midnight; The other is to rest during the day, concentrate on work or activities at night until after midnight, even the next day, for more than two days in a row, and so on. This is called "staying up late"!

"Do it at sunrise and rest at sunset." This is the result of human long-term adaptation to the environment. Staying up late will be harmful to your health. Because adrenocortical hormone and growth hormone are secreted at night.

The former is secreted before dawn, which can promote carbohydrate metabolism and ensure muscle development; The latter is produced after falling asleep, which not only promotes the growth and development of teenagers, but also delays the aging of middle-aged and elderly people. So the best time to sleep in a day is from 10 to 6 am.