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Physical Fitness - MSN Encarta |
 | | Physical Fitness, ability of the human body to function with vigor and alertness, without undue fatigue, and with ample energy to engage in leisure activities, and to meet physical stresses. |
 | | Physical fitness is usually measured in relation to functional expectations—that is, typically, by periodic tests measuring strength, endurance, agility, coordination, and flexibility. |
 | | The attainment and maintenance of physical fitness, coupled with nutritious diet and reasonable rest patterns, require dedication to a long-term, systematic investment in an active life. |
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