Why Fitness Matters Exercise can help you prevent or limit many health problems, as well as minimize the effects of aging. Getting Started The first step to fitness is to figure out what you want to achieve through exercise: Weight loss? Better health? Endurance? Get Moving Before you start exercising, be sure to get the go-ahead from your health care provider. Stay Motivated One way to stay motivated is to set modest fitness goals. Don't try for the impossible. Improve Your Health Regular exercise can help you manage stress, keep your weight under control and prevent certain diseases. Children and Teens Encourage your children to get regular exercise. They don't have to be on a sports team to stay fit. Women Exercise is an essential part of good health, no matter what your age or stage in life. Older Adults The "golden years" may be the best time for a fuller, well-rounded exercise program.