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.

Nicotine is an addictive substance found in cigarettes and some vaping devices. Over time, continued nicotine use can lead to long-term brain changes. Nicotine is the active ingredient in tobacco, ...

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 ...

Biohackers chasing the fountain of youth are turning to an unlikely new tool: nicotine. Once demonized for its role in cigarettes, the addictive stimulant is now being recast as a cognitive enhancer ...

Zyn pouches have nicotine that can raise blood pressure and increase heart rate. Using Zyn can lead to gum irritation, mouth ...

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 ...

Yes, research shows that vaping carries the same risks for nicotine addiction as cigarette smoking. The same tools used to help people stop smoking can also be used to help quit to reduce vape use.

With a range of flavors and eye-catching ads, nicotine pouches may be on your radar—even if you completely eschew cigarettes and e-cigarettes. And the market is flooded with plenty of nicotine pouch ...

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 ...