http://articles.mercola.com/sites/articles/archive/2000/09/24/exercise-small-doses.aspxResults of a large, 5-year study of older men show that exercise need not be time-consuming to provide benefit to cardiovascular health. Researchers found that breaking up exercise into short bursts of activity throughout the day strengthened the heartenCommunityServer 2008.5 SP1 (Build: 31106.3070)