Swimming is good for lumbar muscle strain, because during swimming, the muscles of the waist and back can be exercised, and the muscles will become full and increase in strength, which is good for relieving lumbar strain. But swimming is not the main way to treat lumbar strain, because sometimes the water temperature is low during swimming, or after swimming, the evaporation of water will lead to cold in the waist, easily aggravating the symptoms of lumbar strain. So in general, try to choose five-point support or swallow method, for the exercise of lumbar back muscle strength. Flying swallow is lying on the bed, limbs up and to increase the power, time and range of motion in a sequential manner, so that the power can be significantly improved. Five-point support is to use both heels and bilateral elbows and head support, stomach up, can play a very good exercise, and will not appear local cold situation.