And as for all-around fitness, swimming is excellent for all levels of athletes.
Benefits Exercises more than two-thirds of the body's total muscle mass.
Develops muscular strength and endurance. Is low-impact, with no stress on bones and joints. Improves posture and flexibility. Is especially good for athletes with leg injuries or lower back problems, pregnant women, or overweight people. Drawbacks Childhood fears of water keeps many adults from learning to swim.