1-800-QUIT-NOW can link any caller in the United States to their toll-free state quitline . A 12-week ad campaign helped around half a million people try and quit smoking.

Since 1985, the text-only Surgeon General warning has been on the side of every single cigarette pack sold in the United States.

About 50 percent of all cancers are related to tobacco use, which also interferes with the effectiveness of treatments. A person's history with tobacco is important if they're participating in a cancer study. 

Most smoking cessation studies are done on middle-aged subject’s statistical data. Recent evidence suggests that quitting smoking even in a person’s 80s can extend and improve life.

The reasons to quit smoking keep adding up. If you're a parent who smokes, the secondhand smoke your children inhale may contribute to bladder problems.

Smoking 'quitlines' are a cost-effective, easy to access tool to help people quit smoking.  Researchers are proposing that quitlines can also help smokers with hazardous drinking habits as well.

Quitting smoking is extremely difficult for most people, and more methods are needed to help people of all backgrounds to kick the habit to save their lives. A new Internet tool was designed through trial and error to work with smokers optimally.

College students' rates of smoking cigarettes has been declining, but the same cannot be said for an even more ancient way of getting a tobacco high: the waterpipe .

Smoking hurts your lungs, there's no doubt about it. But smoking is bad for you in so many other ways, especially if you have rheumatoid arthritis.

Trying to quit smoking? Here, have another serving of peas. And munch on some broccoli or fruit salad while you're at it.