入睡后忌开电风扇有的人喜欢整夜不停地开电风扇睡觉,其实这样对身体不利。因入睡后,人体的血液循环减慢,抵抗力减弱,开着电风扇吹风,极易受凉,引起感冒。忌裸露胸腹夏天虽然天气炎热,仍有不少人因受凉而发生腹泻腹痛。这主要是因为人体的温度是通过周身皮肤,特别是通过手掌、脚尖来调节的。虽然皮肤上的温度不断变化,以保持身体的恒温,但人体的腹部和胸部的皮肤上,温度几乎固定不变,所以 Avoid sitting on the fan after falling asleep Some people like to sleep all night fans, in fact, so detrimental to the body. Due to falling asleep, the body’s blood circulation slowed down, weakened immunity, open the electric fan hair, easily caught cold, causing a cold. Avoid booby summer Although the weather is hot, there are still many people due to cold and abdominal pain caused by diarrhea. This is mainly because the temperature of the body is regulated by the whole body skin, especially by the palms and toes. Although the temperature on the skin is constantly changing to keep the body temperature constant, the body’s abdomen and chest skin temperature almost fixed, so