Explain the folk proverb "sleepy in spring, sleepy in autumn and sleepy in summer" with the change of day and night.

In fact, it is a natural response of human body to climate change in winter and March when it is sleepy in spring, autumn and summer.

Experts pointed out that in fact, sleepiness in spring is not a disease or lack of sleep, but a physiological phenomenon of human physiological function with the change of natural climate, which is the result of seasonal changes.

How to overcome the spring sleep

In spring, with the gradual increase of temperature, the skin pores expand and the blood supply increases, but the oxygen supply to the brain decreases accordingly, so there are lazy, soft, listless, sleepy and other phenomena, which are manifested as the spring sleepiness inhibited by the central nervous system.