Smoking

The residue from cigarette smoke that lingers long after the smoke has cleared is still harmful to human cells.

You may gain 8 to 11 pounds when you quit smoking, but it's still the healthier choice.

People living in apartment buildings may breathe in tobacco smoke even if they don't know it, a new study suggests.

A public health campaign that features a testimonial from someone who doesn't actually have the disease they say they have is ethically wrong, experts say.

With just a drag, nicotine receptors in the brain send chemicals that cause feelings of happiness and comfort.

Reports of overheating drills and injuries lead to recall.

Unhealthy lifestyle factors, such as obesity and smoking, may increase the risk of sexual dysfunction and sexual inactivity.

People who smoke don't always 'fess up their habit to their doctor. Shame and not wanting be lectured are the main reasons why, a new survey says.

Brain scans can predict how likely someone is to quit smoking.