Most people are loth to trade three square meals a day for the promise of a longer retirement, so the search has been on for chemical alternatives to fasting https://www.economist.com/science-and-technology/2025/06/20/do-longevity-drugs-work?taid=6994fc5c6daab6000195b51f&utm_campaign=editorial-social&utm_content=discovery.content&utm_medium=social-media.content.np&utm_source=twitter