Cycling can exercise the lower limb muscles, strengthen cardiovascular function, enhance endurance, promote metabolism and regulate human body fat. According to the survey report of the British Medical Association, riding a bicycle can turn those who suffer from neurosis and obesity into healthy people. Investigation shows that cycling for more than 30 kilometers per week can reduce the incidence of cardiovascular diseases by 50%. Aerobic cycling should pay attention to increasing deep breathing, generally more than 30 minutes. The correct posture of riding a bicycle is to lean forward slightly, with men leaning forward about 30 degrees and women leaning forward about 20 degrees, with the center of their feet just stepping on the pedal. This can play a role in regularly massaging Yongquan point in the foot. There are many ways to exercise by bicycle, such as riding slowly for a few minutes, riding fast for a few minutes, alternating cycle interval exercise; Strength training method for riding fast uphill or headwind. There is a special exercise method of cycling on one foot. Pedal with both feet alternately. When pedaling with the left foot, the right foot does not exert force. When pedaling with the right foot, the left foot does not exert force, and one foot drives the bicycle forward. 30 to 50 cycles per pedal. This kind of exercise works best when it is against the wind or uphill.