E-cigarettes that deliver a cigarette-like amount of nicotine are associated with reduced smoking and reduced exposure to carcinogens in tobacco.

Stress and boredom may have led to an increase in daily cigarette use among some smokers in the early months of the COVID-19 pandemic, a survey finds.

People who vape are more likely to say they experience mental fog. Does vaping cause the cognitive problem, or are they self-medicating?

Even people who consider themselves casual or light smokers may be addicted to nicotine, researchers say.

New research suggests a link between cadmium exposure and deaths from influenza, pneumonia, and possibly COVID-19.

People may be particularly vulnerable to smoking around the time they come out as bisexual, research finds.

A new study examines ancient pipe residue to figure out what people in America were smoking before and after European colonization.

Although nicotine's primary risk is addiction to tobacco, 83% of doctors strongly believe it directly contributes to heart disease, a new survey finds.

Combining behavioral and nicotine replacement therapies can help people in prison quit smoking, a new study shows.

New findings may explain why some non-smokers get COPD while some heavy smokers don't.