Videos about them are each racking up hundreds of thousands of views on TikTok. What are these Zyn pouches that experts are concerned about young people getting addicted to? Zyn is a nicotine ...

Tobacco juggernaut Philip Morris International reported a strong quarter, including a 5.8% growth in revenue, in large part because of the soaring popularity of Zyn. U.S. shipments of the nicotine ...