Fasting diets are going bonkers right now — some tech bros are down to one meal a day! And health-fluencers claim that intermittent fasting can help you lose weight, live longer and even fight cancer. But meanwhile, recent headlines are screaming that these diets might actually be dangerous — and linked to death from heart disease. Can science sort this all out?? We speak to nutrition researchers Dr. Krista Varady and Dr. Courtney Peterson, as well as cancer researcher Professor Valter Longo.  Mental health and disordered eating resources are here: spotify.com/resources  Find our transcript here: https://bit.ly/ScienceVsFasting In this episode, we cover: (00:00) Fasting: the fad and the fears (03:07) Does fasting help you burn fat? (07:40) How much weight do people lose with intermittent fasting? (08:47) Is this just calorie restriction? (13:17) Can fasting help you live longer? (19:50) Can fasting fight cancer? This episode was produced by Kaitlyn Sawrey, Nick DelRose and Wendy Zukerman with help from Michelle Dang, Rose  Rimler, Joel Werner and Meryl Horn. We’re edited by Blythe Terrell, with extra editing help from Caitlin Kenney and Annie-Rose Strasser. Fact checking by Eva Dasher and Michelle Dang. Mix and sound design by Peter Leonard and Bobby Lord. Music by Peter Leonard, Emma Munger, Bumi Hidaka and Bobby Lord. A huge thanks to all the researchers we got in touch with for this episode, including Dr Peter Chisnell, Dr Mikkel Holm Vendelbo, Dr Jiahong Lu, Dr Dorothy Sears, Prof. Mark Mattson, Dr James D Dvorak, Dr Calloway Scott, Professor Richard Billows, Professor Nancy Worman, Dr  Barbara Kowalzig  and the University of Alabama, Birmingham. Also thanks to Kimmie Regler, Helen Zaltman, Frank Lopez, the Zukerman Family, and Joseph Lavelle Wilson.  Science Vs is a Spotify Studios Original. Listen for free on Spotify or wherever you get your podcasts. Follow us and tap the bell for episode notifications.  Learn more about your ad choices. Visit podcastchoices.com/adchoices