The American Heart Association (AHA) has identified seven simple steps people can take to reduce their risk of heart disease. But new evidence suggests that the AHA's "Life's Simple 7" may wind up benefiting much more than patients' hearts. {C}

It's easy to imagine how a breathing condition could interrupt life, but could it even disrupt the ability to hold a job? New evidence suggests that it could, but it also suggests that staying active could help.