Smoking

Here's the scoop on weight-loss and quit-smoking apps.

Level of nicotine in your toenails may indicate cancer risk.

Watching an actor light up onscreen activates the part of the brain that plans hand movements in smokers, a new study finds, just as if the smokers were planning to light a cigarette themselves.

Who knew? Pregnant women shouldn't use meth.

Children may be at an increased risk of exposure to secondhand smoke by living in apartment complexes rather than in houses.

Even President Obama is struggling to quit smoking for good, joining the millions of Americans who know what an uphill battle it is to give cigarette butts the kiss-off.

One out of four of the nation's largest airports allow indoor smoking.

Smoking in the Twin Cities fell by 50 percent in the past 30 years.

Cigarette packs could be covered with images of a man smoking out of a hole in his neck or a mother blowing cigarette smoke into her child's face.

Never-smokers' tumors have nearly twice as many DNA alterations than smokers' tumors.

Spanish researchers used the amount of money people are willing to pay to reduce the risk of dying as part of calculating the true cost of cigarettes.

Smokers with history of anxiety had a harder time quitting than smokers who didn't have a history of the disorder.

Smoking increases the risk of lung cancer, heart disease, stroke, emphysema and infertility — and now, a new study says it could also increase the risk of developing Alzheimer's disease.

Smoking's grip on Americans continues to alarm health experts, who had hoped the battle to "kick butts" was closer to victory.

Utah has the fewest smokers, while Kentucky and West Virginia have the most.

Firsthand and secondhand smoke aren't the only risks from cigarettes.

Brain's emotional control areas can reduce urge to smoke

A new study shows lighting up a cigarette changes a person’s gene activity across the body. The findings may be a clue to why smoking affects overall health.

Will tobacco plants provide the next cosmetic filler? Very possibly, according to a new transgenic technique.