Fires in Canada have sent smoke across several US states, leaving cities like Denver with some of the worst air quality in the world – even far from the actual flames.

Some estimates find that at least 50% of adults over 75 develop hearing problems. A new study sheds light on why.

Researchers find hypertension, diabetes, and obesity worsened across the board in study group of people in their 20s, 30s, and 40s, with racial and ethnic disparities present.

Should e-cigarettes, or vapes be accepted more widely as a an effective way to treat adult nicotine addiction? Researchers say "yes."

Cannabidiol, or CBD, slows nicotine metabolism, a new study shows. That means it could help smokers curb the urge for that next cigarette.

While lung cancer rates have decreased by 43% in men, they have risen by 79% in women. New screening guidelines and recognizing early symptoms can help address the changing face of lung cancer.

New research identifies more than 2,300 genes predicting alcohol and tobacco use after analyzing data from more than 3.4 million people.

New research clarifies why people with a rare genetic disease called Fanconi anemia are at higher risk of an aggressive head and neck cancer.

New research identifies more than 2,300 genes predicting alcohol and tobacco use after analyzing data from more than 3.4 million people.

Taking a smoking cessation drug for a longer time before quitting tobacco use doesn't significantly up the chance it will work long-term.