While originally created as a way to help people stop smoking, a UBC Okanagan researcher is raising concerns about oral ...

Nicotine addiction remains one of the most persistent public health challenges worldwide, driven by changes in the brain that ...

Medically reviewed by Mary Choy, PharmD Key Takeaways Nicotine has a half-life of about two hours and can stay in the blood for about one to three days. Cotinine, a byproduct of nicotine, has a ...