Scientists have uncovered how a specific group of brain cells deep in the amygdala—a region that helps control emotions—can ...

Researchers say “sickness behavior” mimics mild depression as immune cytokines signal the brain to conserve energy, making people listless and withdrawn. Yet it differs from true depression and varies ...

I love the fall, but I dread the shorter days and how I feel. I've read about seasonal affective disorder, but could you ...