This document provides information about exercise and its health benefits. It defines exercise as any physical activity that maintains or enhances physical fitness. Exercise is recommended for people of all ages and can help strengthen muscles, improve cardiovascular health, aid digestion, lower cholesterol, aid weight loss, and provide other benefits. While exercise should be a regular habit, it should not be exhausting or painful. A variety of physical activities are listed that provide exercise benefits, such as soccer, volleyball, cycling, and swimming. The document recommends consulting a doctor before starting an exercise routine, especially for older individuals, and choosing activities suited to one's age, habits, and physical fitness level.