This document discusses health and fitness. It defines fitness as involving frequency, intensity, time, nutrition, equipment, safety, and stretching. Physical fitness is described as a general state of health and well-being, or specifically the ability to perform aspects of sports or occupations. The document provides a chart classifying different aspects of fitness as physiological, health-related, skill-related, or related to sports. It recommends fitness for a healthy life, noting that fitness can be adapted based on the individual and is not risky for cancer or heart attacks. Examples of fitness activities are provided such as step aerobics, running, swimming, and various sports.