Misperceptions about nicotine abound. Nicotine is not the main cancer-causing component in cigarettes; still, many believe it is. Nicotine makes cigarettes addictive; many people believe it does not.

Sarah Todd returned to reporting in January 2025 after being assignment editor at STAT since October 2022. You can reach Sarah on Signal at sarahlizchar.47. Many Americans take a dark view of nicotine ...

Nicotine itself could clear from your body in a few hours, but its byproduct can linger for days or weeks. Most nicotine tests detect cotinine, which can show up in urine, saliva, blood, hair, and ...

If cigarettes contained very little of the chemical that keeps people smoking, it could help smokers move away from these deadly products. That’s the rationale behind a new rule proposed on January 15 ...

This article was featured in the One Story to Read Today newsletter. Sign up for it here. For the better part of the past century, the case against nicotine was simple: Smoking a cigarette might feel ...

Dipa Kamdar does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond their ...