From bathroom breaks to racing thoughts, waking up at 3 a.m. can stem from a lot of things. While it’s usually harmless, consistent late-night awakenings may be a sign of something more serious.

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.