Why I'm Optimistic

The diabetes drugs that transformed weight loss may be key to treating addiction, too. Dr. Sanjay Gupta speaks with Dr. Dhruv Khullar about how GLP-1s affect the brain, its reward system, and maybe even addiction. This episode was produced by Jennifer Lai with assistance from Sof ...  Show more

An FDA panel has recommended allowing compounding pharmacies to make six unapproved peptides. Dr. Sanjay Gupta and CNN Health's John Bonifield discuss their popularity, safety concerns and what comes next. This episode was produced by Madeleine Thompson and Leying Tang. Medical W ...  Show more

The FDA vaccine advisers recommended authorization of Johnson & Johnson’s coronavirus vaccine. In the U.S., the single-shot showed an overall efficacy of 72% in preventing moderate to severe disease and 85% effective in preventing severe disease. CNN’s Chief Medical Correspondent ...  Show more

On the same day the COVID-19 death toll surpassed 300,000 in the United States, the first vaccines are being administered, finally giving millions of Americans hope for a better future and a return to normalcy. We explore how officials expect to deliver a safe and effective vacci ...  Show more

Promising signs in pandemic: vaccine progress, cases and hospitalizations down, deaths slow in new estimate; WH: 3-4 million doses of J&J vaccine to go out next week if FDA grants emergency use; Moderna testing vaccine boosters to combat South Africa variant; WH: J&J’s production ...  Show more

Americans fortunate enough to receive vaccines right now, outside of clinical trials, are getting ones made by either Pfizer or Moderna. But newly released data from Novavax and Johnson & Johnson suggests that more vaccines could be on the way. Dan digs into the news and why it m ...  Show more