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很多人都知道,健身运动前应进行一些简单的热身活动,以使身体进入到运动状态。但很多人在剧烈的运动后,却常常立即坐下来歇息,或者俯身喘气,其实这对身体伤害非常大。人在剧烈运动时,心脏处于高效率工作状态,心脏在短时间内会将大量的血液输送到上下肢肌肉里,如果突然停止剧烈运动,心脏仍然输出大量血液,但流回心脏的血液却大大减少,此时,不但大脑得不到充足的
Many people know that some simple warm-up activities should be carried out before the exercise to get the body into exercise state. However, after intense exercise, many people often sit down and rest, or lean over. In fact, this is very harmful to the body. People in strenuous exercise, the heart is in high efficiency working condition, the heart in a short period of time will be a lot of blood to the upper and lower limb muscles, if you suddenly stop strenuous exercise, the heart still outputs a lot of blood, but back to the heart of the blood is greatly Reduce, at this time, not only the brain can not get enough