A balanced diet and exercise, which includes a combination of aerobic activities and strength training, is necessary to maintain long-term health.

According to the Centers for Disease Control and Prevention, regular physical activity is one of the most important things older adults can do to protect their overall health. Exercise helps to delay or prevent many of the conditions that come with age. Adults ages 65 and older should aim for the recommended 150 minutes a week of moderate-intensity activity, such as brisk walking, and at least two days of activities that strengthen muscles.

When...