Football is a violent sport. Although most football-related injuries heal, one particular injury — concussion — may lead to major mental issues later in life.

Pulling the night shift at work may put a few extra bucks in your pocket, but could it also be harmful to your health? New evidence suggests it could be.

It's a blooming, billion-dollar industry offering to help you kick the habit — but some health experts have warned against electronic cigarettes due to a lack of evidence. Now they may have backup for their claims.

Ditching those cigarettes may help more than just your lungs.

More than 40 years after the "war on drugs" was declared, some in the medical community are rethinking marijuana. And while some evidence has suggested that it could have health benefits, marijuana isn't likely helpful in treating symptoms of one neurological disease.

Depression may affect more than your brain and behavior — it may also affect your physical health. Depression may raise the risk of a life-threatening condition in older adults.

Medications are often prescribed to treat mental conditions, but are they all they’re cracked up to be? Some have raised concerns that psychiatric medications may have overstated benefits and underreported harms.

Looking to boost the benefits of your angioplasty? Quitting smoking might help.

When it comes to habit-forming illegal drugs, weekend-only users may not limit their use to weekends for long.

When does the risk period for postpartum depression end? Maybe not as soon after giving birth as once thought.