Some excuses—I weigh too much, I'm too old, I have too many health problems—are in themselves strong arguments for increasing physical activity.

It is always important to talk with your doctor before starting an exercise program, particularly if you have certain health conditions.

Living a healthier lifestyle can help to prevent heart disease. This means eliminating all tobacco, following a heart-healthy diet, and getting regular exercise.

Lack of physical activity has clearly been shown to be a risk factor for cardiovascular disease.