heart

Experts will tell you that being active and getting 30 minutes of moderate exercise five times a week will improve your health. Active people tend to be fitter and generally enjoy better health. But if you're concerned about your risk of heart disease due to past issues or a family history, there are ways that exercise can help reduce that risk.

A 55-year-old Maryland man was running in the Baltimore marathon when he suffered a heart attack just 200 feet from the finish line. He collapsed in a sea of runners when blockage stopped his heart beat, but other racers came to his aid, and staff from the medical tent a few yards away were at his side in just moments to revive him.