Public health campaigns should account for regional differences in drug activity and overdoses, researchers say.
Governments take action and health officials sound the alarm about a vaping epidemic among youth.
Study suggests prolific coffee drinkers may face a lower risk of gallstone disease.
Coffee has its upsides, but there are boundaries to set. Beyond four cups a day, you're approaching trouble.
A scientific review of 75 electronic cigarette products finds most are contaminated with germs.
Reports of poisoning from this unregulated herbal substance have jumped 50-fold in the past six years.
Research shows that smoking can damage perception of color and contrast, with heavy smokers suffering the most severe deficits.
After four decades as a smoker, Vicky Walker has found long-lasting escape thanks to a smoking cessation program and its ever-accessible leader.
Coils that heat the liquid nitrogen may contaminate the resulting vapor with lead, chromium, manganese and nickel.
After seeking treatment for addiction during her pregnancy, a mom shares a message of hope and recovery.
Tobacco cessation class helps a hospice nurse kick cigarettes for good after 35 years.
In patients 65 and older, use of opioids, antidepressants, tranquilizers and antipsychotics more than doubled from 2004 to 2013.
