Everything about the benefit of swimming has already been said and written. Besides being a wonderful way to relax, it has extremely beneficial effects on human body. It exercises the heart, lungs, corrects the blood circulation, gently exercises the joints and strengthens muscles of the body. This sport provides physical and mental pleasure, because movement in the water is a balm for the body and soul. Swimming helps the general health condition of the people, and the effect of only a few lengths swam can be compared with 1 hour aerobics.