Sometimes those with mental disorders can also experience other types of physical or mental illness. One such mental illness they may be at risk for is addiction.

A smoker can’t totally kick the habit by only smoking occasionally. Researchers have found that public — and private — smoking policies may work in much the same way.

Lance Armstrong. Barry Bonds. Floyd Landis. Jose Canseco. Marion Jones. Roger Clemens. And so on. They betrayed our trust, but what might performance-enhancing drugs have done to their health?

Fictional British spy James Bond, 007, asked for his martinis to be "shaken, not stirred" — but new research suggests that his preference may have resulted from an alcohol induced tremor.

Natalizumab (Tysabri) can decrease the disease activity and slow the disabling effects of relapsing-remitting multiple sclerosis, but smoking may change that.

Kicking the smoking habit can improve overall health and quality of life. A recent review investigates where smoking cessation therapies affect heart health.

It's never too late to quit smoking, even after a cancer diagnosis, according to recent research.

Chronic abuse of alcohol often leads to mental and physical health problems. According to recent research, one of those problems could be Parkinson's disease.

Eating disorders leading to obesity or anorexia are widespread and growing in number. Poor success rates of current treatments have led researchers to look for new therapies.

The vast majority of pregnancies are uncomplicated, with healthy moms and healthy babies. But one of the more common pregnancy complications when one occurs is pre-eclampsia.