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sit ups


SIT UPS-A WAY OF BETTER PHYSICAL FITNESS Physical fitness is a state of health and well-being and, more specifically, the ability to perform aspects of sports, occupations, and daily activities. It is generally achieved through proper nutrition, moderate-vigorous physical exercise, and sufficient rest. The sit-up is an abdominal endurance training exercise to strengthen, tighten, and tone the abdominal muscles. It is similar to a …