People who walk fast do not necessarily live longer, there is no necessary connection between the two, and there are many factors that affect longevity. People who walk fast have faster metabolism and sensitive reaction, which is conducive to accelerating blood circulation, improving cardiopulmonary function, reducing cardiopulmonary diseases, reducing body weight, and having a relatively better physical condition. Factors affecting longevity include genetic factors, psychological factors, environmental factors, and the presence or absence of underlying diseases. Some people are in good physical condition, but if they have bone and joint diseases, such as ischemic necrosis of the femoral head, osteoarthritis of the knee, lumbar spinal stenosis will affect the speed of walking. Walking fast and longevity are not necessarily linked, it is recommended that appropriate exercise to enhance physical fitness and improve the body’s immunity.