 Did you know that just 30 minutes a day of physical activity can improve your health and decrease your risk of heart disease? Walking is an easy way to start. For every hour of regular vigorous exercise, you can gain two hours of life expectancy. So start walking for yourself. Start walking with your family. Start walking with your friends. Start walking in your community. Start walking. Start something. Join the movement today. For more information on the American Heart Association Start Program, visit heart.org slash start.