人的体温一般维持在37℃左右,如果体温升高,机体就要想办法降温,以维护机体内环境的稳定,保证生理、生化活动正常进行。出汗就是机体降低体温的最有效方法。大量出汗降低运动能力有的人认为通过汗液可以排出体内的代谢废物,具有排毒的作用,所以觉得出汗越多越好。汗液其实来自血液,汗液中含有一定的血液成分。 Human body temperature is generally maintained at about 37 ℃, if the body temperature increases, the body should find ways to cool, to maintain the stability of the body environment, to ensure the normal physiological and biochemical activities. Sweating is the most effective way to reduce body temperature. Some people think that sweat can expel the metabolic waste in the body through sweat, which has the effect of detoxification. Therefore, it is better to feel sweating more. In fact, sweat from the blood, sweat contains certain blood components.