Vitamin C is a powerful antioxidant that defends your body from cell damage and supports your health in a variety of other ways. A dietitian explains what vitamin C does for your body and why it’s so important to get enough of it.

The eye color you have today will probably stay with you for the rest of your life. If you see a change in hue, it’s best to get to an eye doctor to learn why.

Tight leg muscles and muscle imbalances can cause patellofemoral pain syndrome (runner’s knee). Stretching and strengthening exercises like wall squats can help.