对人体而言,运动是有极限的,一旦超过了这个限度反而有害。不科学的剧烈运动对人们的身体以及心理产生不良影响,甚至会导致疾病的发生。运动性血尿长时间剧烈运动时,全身肌肉、关节处的血管扩张,血液需要量猛增。为了满足这种需要,大脑通过调节,相应减少内脏器官的血液流量;而? For the human body, there is a limit to exercise, once beyond this limit but harmful. Unscientific strenuous exercise on people’s health and psychological adverse effects, and even lead to the occurrence of the disease. Excessive exercise of hematuria strenuous exercise, the body muscles, joints at the vasodilation, blood volume soared. In order to meet this need, the brain adjusts accordingly to reduce the blood flow to internal organs;