Generally speaking, people need to be quiet and turn off the lights when they sleep at night, but there are also some friends who prefer to sleep late. Then, what are the harms of sleeping late? What kind of personality do people with late sleep have?

The sleep of servants is not as good as that in a dark environment, because in the case of late sleep, it may lead to a certain degree of blockage of the pineal gland in the head, which metabolizes sleep medicine. The decrease in the metabolism of sleep medicine not only causes sleep loss but also makes people feel tired all the time and weaken the immune system in the long run.

Influencing the growth of children; during the growth process of adolescents and children, if the sleep environment is often illuminated by light, it may affect their height growth. Since sleeping late can affect a person’s sleep, the growth hormone of children is mainly metabolized during sleep. If sleep is affected, the secretion of growth hormone will also decrease, thereby affecting the growth of children. Leading to obesity; a study published in the Journal of the American Medical Association on June 10, 2019, shows that sleeping with the room light on or the TV on can lead to weight gain in women. Since human evolution has adapted to the environment of daylight and darkness at night, exposure to artificial light at night can change female hormones and physiological rhythms, increasing the risk of obesity and overweight.

People who sleep late at night tend to be 4 1. Lack of security; they must turn on the light to fall asleep, which is actually a major manifestation of timidity and lack of security. In everyday life, they are also relatively timid, introverted, very easily startled, and prone to anxiety. 2. A sense of loneliness; some people feel surrounded by loneliness in the dark, which is why they prefer to sleep late. This is actually a psychological state issue. 3. Habitual; some people have been accustomed to sleeping late since childhood, so even after they grow up, they still need to turn on the light to fall asleep.