Why do people sleep and what are (sleep kind of) dreams and how are they made?

Which term defines one's age as measured by how well the body is working? chronological age biological age social age mental age

The five components of health-related fitness include cardiorespiratory fitness, muscular strength, resting heart rate, muscular endurance, and body composition cardiovascular fitness, muscle tone, muscular endurance, flexibility, and body composition calisthenics, muscular strength, muscular endurance, flexibility, and body composition cardiorespiratory fitness, muscular strength, muscular endurance, flexibility, and body composition

Which foods are categorized as foods you should "eat less of" on the food label?