夏日摇扇可以纳凉消暑、养生健身。摇扇，是一种需要手指、腕和局部关节肌肉协调配合的上肢运动。夏日坚持进行摇扇运动正是对上肢的关节肌肉进行锻炼的绝好机会，可以促进肌肉的血液循环，增强肌肉力量和各关节协调配合的灵活性，防止运动不足症。医学专家认为，中老年肩周炎 Summer shake fan can cool the summer, health fitness. The swing fan is an upper limb movement that requires coordinated coordination of the fingers, wrists, and local articular muscles. It is an excellent opportunity to exercise the muscles of joints in the upper extremities. It can promote the blood circulation of the muscles, enhance the muscle strength and the coordination and coordination of all joints, and prevent the lack of exercise. Medical experts believe that in the elderly frozen shoulder