How many steps does the old man take every day? Is walking harmful to the joints of the elderly?

The human body grows with age. Calcium in the body is easily lost, so many elderly people will suffer from osteoporosis. Generally speaking, it is best for the elderly to walk about 5000 to 6000 steps every day. If you walk too many steps, you may still hurt your knee. Ensure the appearance of 5000~6000 steps, which can not only ensure the amount of exercise, but also cause no harm to the knees.