"The man who is swimming against the stream knows the strength of it."
Swimming is an individual or team sport and activity. Competitive swimming is one of the most popular Olympic sports, with events in freestyle, backstroke, breaststroke, and butterfly. Recreational swimming is a popular low-impact form of exercise.
Swimming is an activity that burns lots of calories, is easy on the joints, supports your weight, builds muscular strength and endurance. It also improves cardiovascular fitness, cools you off and refreshes you in summer.