Hacking your brain's "reward system" to change habits

Why do we act certain ways? And how do we break bad habits? Jud Brewer, MD, PhD, explains how to use the reward system.

There are three parts to every habit—and these simple steps can get your brain on board to create new, healthier ones.

Seasonal affective disorder can occur in the spring and summer as well as the fall and winter.

Like other articles of clothing, masks can irritate the skin. Try these tips to keep your skin feeling good.

Learn what increases the odds that you or a loved one will experience major depressive disorder.

Learn how to feel energized after lunch—without coffee.