Learn the little hints that are nudging you toward good health. Sleeping less might make it easier to catch up on reading and other tasks, but a minimum seven hours of sleep is important as we age.

For bodybuilders and fitness enthusiasts, changing body composition often reflects hard work and discipline—but knowing body composition is useful for anyone, and for more than just bragging rights.

The Centers for Disease Control and Prevention recommend that men have two drinks or fewer each day, while women stick to a ...