At age 66, Bill Clinton still travels and works at a pace that completely exhausts staffers who are two or three decades younger. Yet, while coping with heart disease and the usual complaints of aging, he has managed to change his diet drastically, lose more than 30 pounds and keep the weight off. If he can do all that, then maybe there’s hope for the rest of us baby boomers — and Americans of all ages — whose eating and exercise habits (and medical expenses) worry him a lot. To read more, click here.