Smoking causes one in five deaths in the US. Varenicline and bupropion are approved to help smokers quit, but are only partly effective. Using both medications together might work better.

Anti-smoking efforts ramped up after the surgeon general's first report on the health consequences of smoking. According to a recent study, those efforts have saved millions of lives.

A tobacco smoking habit can cost a lot of money. Even healthcare costs for surgeries unrelated to smoking can be significantly affected by the habit.

Smoking can contribute to the development of many health issues, including vision problems like cataracts (causes cloudy vision), but research is showing that quitting can help to lower that risk.

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.

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.

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.