{"podcast":{"title":"Fresh Air","slug":"fresh-air-214340","podcast_index_feed_id":214340,"rss_url":"https://feeds.npr.org/381444908/podcast.xml","website_url":"https://www.npr.org/podcasts/381444908/fresh-air","image_url":"https://media.npr.org/assets/img/2022/09/23/fresh-air_tile_npr-network-01_sq-9b42f217746df08ce5a26c500024dd979ff94178.jpg?s=1400&c=66&f=jpg","author":"NPR (podcasts@npr.org)","episode_count":300,"summary":"Fresh Air from WHYY, the Peabody Award-winning weekday magazine of contemporary arts and issues, is one of public radio's most popular programs. Hosted by Terry Gross and Tonya Mosley, the show features intimate conversations with today's biggest luminaries. Support public media by joining NPR+ at plus.npr.org. You’ll get perks for over 25 NPR podcasts, including weekly bonus episodes and curated playlists of archive interviews from Fresh Air. And subscribe to our weekly newsletter, Fresh Air Weekly, to get interview highlights, staff recommendations, gems from the archive, and the week's interviews and reviews all in one place. Sign up at www.whyy.org/freshair","last_synced_at":"2026-09-26T08:17:41.345367+00:00","page_url":"https://stenobird.com/podcast/fresh-air-214340"},"episode":{"title":"What evolution reveals about eating, dieting and fat","slug":"what-evolution-reveals-about-eating-dieting-and-fat","published_at":"2026-08-17T17:35:56+00:00","page_url":"https://stenobird.com/podcast/fresh-air-214340/what-evolution-reveals-about-eating-dieting-and-fat","show_page_url":"https://stenobird.com/podcast/fresh-air-214340","url":"https://www.npr.org/2026/08/17/nx-s1-5935412/what-evolution-reveals-about-eating-dieting-and-fat","audio_url":"https://prfx.byspotify.com/e/play.podtrac.com/npr-381444908/npr.simplecastaudio.com/49850946-31c1-4953-8129-0d718420c400/episodes/5bcf7563-3ebb-48e0-9e95-7fb0aeddecdb/audio/128/default.mp3?awCollectionId=49850946-31c1-4953-8129-0d718420c400&awEpisodeId=5bcf7563-3ebb-48e0-9e95-7fb0aeddecdb&feed=jBsBZBHh&t=podcast&e=nx-s1-5935412&p=381444908&d=2740&size=43850693","summary":"When you’re dieting to lose weight, human evolution is often working against you. We’ll talk about why with Daniel Lieberman, author of Fed Up and founder of Harvard’s Department of Evolutionary Biology. He spoke with Terry Gross about diets he’s tested, and the often contradictory information about what’s healthy to eat and what’s not. Also, book critic Maureen Corrigan reviews Etna , a novel that looks at war through the narration of a dog. Subscribe to our free weekly newsletter Follow us on Instagram Subscribe to our YouTube channel Check out the Fresh Air Archives See pcm.adswizz.com for information about our collection and use of personal data for sponsorship and to manage your podcast sponsorship preferences. NPR Privacy Policy","meta_description":"When you’re dieting to lose weight, human evolution is often working against you. We’ll talk about why with Daniel Lieberman, author of Fed Up and founder…","key_points":[],"chapters":[],"topics":[],"duration_seconds":2740,"processing_state":"not_requested","actions":[{"name":"request_transcript","method":"POST","url":"https://stenobird.com/v1/public/podcasts/fresh-air-214340/episodes/what-evolution-reveals-about-eating-dieting-and-fat/transcription-requests","description":"Idempotently request low-priority transcript generation for this episode."},{"name":"read_markdown","method":"GET","url":"https://stenobird.com/podcast/fresh-air-214340/what-evolution-reveals-about-eating-dieting-and-fat.md","description":"Read the agent-friendly Markdown representation of this episode resource."}]}}