人在疲倦时,伸个懒腰会觉得很舒服。这是因为伸懒腰时,人体会自然形成双手上举、肋骨上拉、胸腔扩大、同时深呼吸的姿势,这会使得膈肌的活动加强,以此牵动全身,并引发大部分肌肉收缩,从而将全身各部分淤积的血液赶回心脏,加速血液循环,达到疏通经络、活血化瘀、调整脏腑的功能,同时还能明显防止腰酸背痛的出现。可见常伸懒腰实际上并不是懒的表现,而是对人体有利的健身方法之一。伸懒腰的样式很多,随便选择一个来改善 When people are tired, they can feel comfortable stretching. This is because when the body is stretched out, the human body naturally forms hands-on lift, rib pull-up and chest enlargement while taking a deep breath position. This will enhance the activity of the diaphragm, thereby affecting the whole body and triggering most of the muscle contraction, Part of the deposition of blood back to the heart, accelerate blood circulation, to clear the meridians, blood circulation, regulating the function of organs, but also significantly prevent the emergence of back pain. We can see that often stretching is not lazy performance, but one of the body’s beneficial fitness methods. Stretch a lot of style, just choose one to improve