Your immune system defends against injury and disease. It attacks pathogens, neutralizes harmful substances and fights disease-causing changes in the body. But less has been known about its role in depression, until experts realized it can get hacked — by stress.

Metabolic syndrome is a cluster of five conditions that can add up to serious health threats. You only have to have three to get a diagnosis. But one surprising factor not previously connected to the syndrome has been found to act on the body to accelerate aging and damage to your health…

There are a lot of health problems that men and women share, even heart disease. But what differs are the causes and risk factors. One cause of heart disease for men is not so much of a surprise. But the fact that it puts our dads, brothers and husbands at twice the risk is…

Stress can do a number on our bodies — including our brains. It can even affect our ability to form memories. But does that mean stress can cause dementia? Researchers set out to answer that question, and it’s concerning…

You used to run mini-marathons in the morning, work a full-time job, catch a late show with friends and still have energy to spare. But now you need to take a nap after grocery shopping and doing a load of laundry. What happened?

Sitting through a horror movie can make you scream and sweat. Even better, it activates metabolic activity that can burn calories from dipping into the bowl of candy you got for the trick-or-treaters! Here are the top 10 calorie-burning horror movies…