Swimming is one of the best activities that you can perform for overall physical fitness. First, swimming involves almost all of your major muscle groups. For example, the standard crawl stroke uses the neck, shoulder, chest, back, triceps, and biceps muscles of the upper body, the abdominal, low back, and oblique muscles of the midsection, and the gluteal, quadriceps, hamstrings, and calf muscles of the legs.
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