Walking is divided into fast walking and slow walking, the benefits of fast walking are relatively more than the benefits of slow walking, mainly the following: 1, enhance the muscle strength of the legs and hips, improve the muscle’s ability to prevent disease, promote metabolism, eliminate excess body fat. 2, promote the absorption of calcium in the body, prevent calcium loss, delay bone degeneration, reduce the risk of osteoporosis. 3, can enhance cardiopulmonary function, reduce cardiovascular disease, such as 4.Improve the oxygen content of human blood, relieve fatigue, happy mood. 5.Can improve the body’s immunity, prevent the occurrence of physical diseases, delay aging. 6.Promote gastrointestinal motility, improve the absorption function of the digestive tract and digestive function, especially for elderly people with indigestion or constipation. Of course brisk walking must take the correct walking pattern, the bad effects are mainly seen in the chronic damage to the knee joint.