College students are human beings and normal adults, and the normal sleep time should be 6-8 hours. Too long sleep, like lack of sleep, can lead to mental fatigue, physical fatigue, decreased metabolic rate and other symptoms.

If you sleep too long, your heart will slow down, your metabolic rate will drop very low, and your muscle tissue will relax. Over time, people will become lazy, cowardly and even mentally weak.

So people should not sleep too long, 7-8 hours of day and night is enough for adults. If you want to gain health by increasing sleep time, it will be counterproductive, increase diseases and shorten life expectancy.