Proper exercise is good for health, but also need to vary from person to person, different age, physical quality, the daily recommended number of steps is not a uniform standard, usually to 5000-10000 steps is appropriate. Walking is a beneficial physical exercise, it is usually recommended to choose about 10:00 a.m. for a walking exercise, adhere to walk 5000-6000 steps, which is conducive to exercise cardiopulmonary function and increase the ability to resist disease, the rest of the steps can be selected after 30 minutes of meals appropriate walking, the daily comprehensive step count in 10000 steps is relatively reasonable. But for the elderly population, knee injuries, poor cardiopulmonary function and other people in general bad condition, should be measured, appropriate walking can be, should not be forced. To avoid a lot of exercise to increase the burden on the body, and even induce asthma, heart failure and other diseases. In recent years, with the acceleration of the pace of life, low-headed people, sedentary people, cell phones more and more obese people gradually increased, walking is the most simple and economical way to exercise, especially young people should move after work and study, to avoid the damage to the body of sedentary.