Some people turn to medications like varenicline (brand name Chantix) to help quitting smoking. Chantix can be helpful, but it comes with a few warnings.

Electronic cigarettes, or e-cigs, may be increasing in popularity among teens. And teens may not have much trouble buying e-cigs online, despite being underage.

A short-term effect of concussions could be used as an important tool for doctors diagnosing and treating this brain injury.

Economic and job-related crises affect many people during their lives. For some adults, these crises may lead to self-harm. Fortunately, help is available for those who are at risk.

ADHD is known to be tied to difficulties in school and trouble focusing, but something much more serious might also be tied to the condition.

Like food, water and oxygen, sleep is something you just can’t do without — but are you getting enough?

For many teens, it's second nature to reach for the smartphone or tablet when they have a spare minute or two. Those spare minutes can add up, though, and may affect teens' sleep quality.

Letting young kids get out and play is great for their health, but parents may want to wait until their kids are a bit older before letting them play football — or at least only let them play touch football.

A once-in-a-lifetime play or winning touchdown during the Super Bowl is enough to make any fan celebrate. Many fans may channel that excitement into celebratory drinking, which can quickly get out of hand.

The guidelines for prescribing antipsychotics to kids are changing — and those changes may keep kids safer.