The researchers compared CT images of cannabis smokers to heavy cigarette smokers and nonsmokers of the same age and gender. They found that emphysema was more common in cannabis smokers than in ...

A growing number of Americans are using cannabis as it becomes legalized for recreational adult use in a rapidly increasing number of U.S. states. Questions abound about what impact legalization will ...

NEW YORK (Reuters Health) - In people with rheumatoid arthritis, heavy cigarette smoking appears to slow the rate of joint destruction, new research suggests. Sign up here. "Potentially, this may be ...

Let’s check what we’ve heard and what we think we know against the science.

Young teens who vape and smoke cigarettes may be setting themselves up to be heavy smokers by the time they are older teens, a new study suggests. The researchers chalked it up to what they called the ...

Cigarette smoking: Even the occasional smoke raises blood pressure, constricts blood vessels and stresses the heart ...

"We found that older smokers for whom lung cancer screening is not recommended had a 10 times higher risk of lung cancer than never smokers."—Ali Ahmed, MD, MPH, Veterans Affairs Medical Center, ...