Have you ever woken up feeling irritable or down for no apparent reason? Scientists are learning that some foods can set you up for a happy, positive mood, while others leave you feeling depressed, anxious and irritable. And these foods and feelings change with age…

It’s not uncommon to feel down on occasion. But persistent feelings of sadness that impact daily life could indicate depression. Even with treatment, up to a third feel left out in the cold. With those odds, it’s helpful to know a warm cup of the right tea could help.

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.