Smoking in adolescence contributes to attention problems that persist into adulthood, a new study of identical twins suggests. "Since our results imply that smoking causally increases attention ...

Despite best efforts, there remains a distinct smoking problem in the USA. There are still nearly 30 million adult smokers (which equates to 11.6% of the population) and nearly half a million deaths ...

Smoking cigarettes and other tobacco products can cause serious health issues for a pregnant person and fetus. Health officials strongly advise people not to smoke while they are pregnant. Cigarettes ...

There is nothing mysterious about the use of stimulant drugs. They tap into our brain chemistry in ways that make us feel good. The crux is that long-term use produces seriously disabling health ...