dark sticky substance that forms when tobacco burns Cannabis | Weed | Effects of Cannabis Why Is My Mucus Black?

WASHINGTON (CNN) -- President Obama signed landmark legislation Monday giving the Food and Drug Administration new power to regulate the manufacturing, marketing and sale of tobacco

There are now twice as many people in England who have quit smoking as those who still smoke

If you or a friend are in crisis and need to speak with someone now, please call: National Suicide Prevention Lifeline at 1-800-273-TALK (they don't just talk about suicidethey cover a lot of issues and will help put you in touch with someone close by)

Nicotine cap : Maximum 9mg nicotine per pouch

Nicotine is rapidly metabolized by liver cytochrome P450s into cotinine and distributed across the cerebrovascular system (Fukada et al., 2002a)