The simplest exercise to protect the cardiovascular system is walking.

Can promote the whole body to walk continuously for 20-30 minutes, which is equivalent to walking 4000-5000 meters per hour. It can make the cardiovascular system continuously deliver fresh blood and oxygen to the whole body, enhance the functions of myocardium, lungs and muscles, and promote blood circulation. Regular exercise can control the level of cholesterol in blood and keep the arterial system clean and healthy. Regular walking and exercise can increase vital capacity and reduce constipation, and the biggest benefit is the feet. Walking exercise can strengthen the bones, joints, ligaments and muscles of the foot, which is beneficial to prevent future injuries and pains.

Main points of trunk walking: when walking, swing your arms back and forth as far as possible, stretch your hands over your head with forehand swing arms as far as possible, and swing your arms straight. When walking, try to stride as long as possible. The walking speed varies from person to person, and it is best to breathe slightly, and the heartbeat is about 100.

Exercise effect: improve heart vitality, relax bones and muscles, reduce fat and lose weight.

When walking, the arm swings back and forth greatly, and the heartbeat is easy to accelerate, which can produce good exercise effect on the heart. Moreover, when walking, the upper limbs swing their arms and legs in big strides, so that the muscles and bones of the whole body move together, thus achieving the purpose of relaxing muscles and promoting blood circulation.