How much calcium do you really need?

A daily intake of 500 to 700 milligrams of calcium plus 800 to 1,000 IU of vitamin D is enough to preserve bone density. It’s best to get calcium through diet rather than supplements, but vitamin D supplements are fine. More »

When do you need a new knee?

A knee replacement can relieve pain and restore function, but it requires a long period of rehabilitation. If you get one too soon, you may need a second replacement down the road. If you wait too long, you may have a more difficult recovery. (Locked) More »

How to avoid a disabling stroke

Reducing your risk factors for stroke, learning to recognize stroke symptoms, and calling 911 when needed can lower your risk of a disabling stroke. (Locked) More »