Each person’s basic situation and age is different, so the suitable exercise for each person is also different. First, running is a better exercise, can reduce the risk of death from cardiovascular disease, exercise the lower limb function and enhance the cardiorespiratory capacity. Jogging for the elderly is a good choice, but running will have some damage to the knee joint, knee pain is not recommended for people running. Second, swimming can improve blood circulation and respiratory function, suitable for poor joints and obese people. Third, cycling is also a suitable exercise for people with knee pain, can improve cardiovascular function to achieve weight loss, if the body is more beautiful to increase muscle, you can take the exercise of equipment, the best to adhere to the exercise and adhere to the exercise 3-5 times a week can make the body more healthy.