There’s no denying the seasons influence our state of mind. It’s easier to be in a good mood when the days are long and warm, but much harder during the short, dark days of winter, when some of us face seasonal affective disorder. Why does the light affect our moods and can we overcome it?

Millions of people turn to antidepressants to help them weather their darkest days. But despite their popularity, what if the mechanism by which the most popularly prescribed were designed to work — correcting a serotonin “imbalance” — turned out to be a myth?

People whose brains release more oxytocin tend to be kinder and more satisfied with their lives. And unlike most beneficial chemcials in the body, oxytocin release increases with age. But if you’re not getting enough satisfaction, here’s how to get more…

About a million people in the United States are presently living with various stages of Parkinson’s disease. There is no cure for this progressive disease that slowly robs you of your physical and mental capabilities. But the right diet could keep it at bay for quite a long time.

For a minute, just close your eyes and think about what makes you happy. We often think about people in our lives, circumstances or possessions. In reality, however, happiness is largely a chemical experience. That means you can intentionally trigger your mood-boosting neurotransmitters.

Decades of scientific evidence supports the mind-body connection. Still, it’s easy to forget just how closely your mental and emotional state impacts your health. Here’s a good reminder: a new study shows feelings of well-being and happiness could protect you from dangerous intestinal pathogens that cause infection. Here’s how to boost yours…