People who vape regularly show altered activity in 3,124 genes across the genome compared with people who do not smoke or vape.

Flavored vapes draw new users – especially young people. On the flipside, they can also help some people quit smoking. Makary’s resignation makes it clear that the controversy isn’t going away.

A few US towns have banned cigarette sales to anyone born after a specific date, and several states are considering this path. A psychologist explains why such measures often face stiff resistance.

Researchers found that those who smoke cigarettes or use vapes are up to 46% more likely to develop abnormally high blood pressure.