Medically reviewed by Christopher Lee, MD Key Takeaways Zyn pouches contain nicotine that can raise blood pressure and increase heart rate.Zyn may increase heart disease risk in people who haven't ...

This article was reviewed by Craig Primack, MD, FACP, FAAP, FOMA. Semaglutide — the active ingredient in the brand-name meds Ozempic, Wegovy, and Rybelsus — treats type 2 diabetes and obesity or ...