Do any diets actually work? – podcast
00:00:0000:00:00Science WeeklyDiets and dietingDo any diets actually work? – podcastAs diet trends proliferate on social media, it can be hard to work out which are backed by science and which should be ignored. From paleo to keto, raw food to intermittent fasting, each attracts a tribe of ardent followers. Now Daniel Lieberman, professor of biological sciences at Harvard University, has written a book to try to cut through the noise.
- ▪00:00:0000:00:00Science WeeklyDiets and dietingDo any diets actually work? – podcastAs diet trends proliferate on social media, it can be hard to work out which are backed by science and which should be ignored.
- ▪From paleo to keto, raw food to intermittent fasting, each attracts a tribe of ardent followers.
- ▪Now Daniel Lieberman, professor of biological sciences at Harvard University, has written a book to try to cut through the noise.
The Guardian — Science publishes from United Kingdom and files mainly under science. We currently carry 103 of its stories.
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Story provenance
Attribution is not the same as permission. This drawer separates discovery metadata, excerpts, WeSearch-generated summaries, reuse status, and whether the publisher receives the visit. Nothing here claims a legal grant the publisher has not made.
Record
| Original publisher | The Guardian — Science |
| Canonical URL | https://www.theguardian.com/lifeandstyle/audio/2026/sep/22/do-any-diets-actually-work-podcast |
| Publication time | Tue, 22 Sep 2026 04:00:35 GMT |
| Retrieval time | 2026-09-22T04:08:49.333Z |
| Last seen | 2026-09-22T04:08:49.333Z |
| Headline source | Publisher (no WeSearch rewrite) |
| Excerpt source | publisher body |
| Excerpt method | First ~120 words (~800 chars) of extracted publisher body, fair-use limited. |
| Summary | WeSearch · cerebras-chat (WeSearch summarizer) |
| Summary source text | contentText |
| Citation coverage | Summary is a WeSearch-generated derivative; primary citation is the original publisher URL. |
| Cluster | 5o6q1usXvLCN · 1 stories |
| Cluster logic | Grouped by semantic title/content similarity across sources within a rolling window. Same-publisher template collisions are excluded from coverage comparison. |
| Ranking reason | Story pages are not engagement-ranked. Hub feeds use recency, with optional source-diversified chronological ordering (cap consecutive stories per source). No personalized ranking. |
| Publisher visit | Yes — open original |
| Substitutes article? | No — link-out required for full text |
Rights status (four layers)
WeSearch handling by dimension
| Indexing | May the item be indexed (stored, ranked, made findable)? | Allowed |
| Snippet | May a short excerpt of the publisher's text be shown? | Allowed |
| AI summary | May WeSearch generate its own short summary of the article? | Limited |
| Retrieval / RAG | May the content be exposed for third-party retrieval-augmented generation? | Not asserted |
| Model training | May the content be used to train AI models? | Not asserted |
| Commercial reuse | May the content be reused commercially? | Not permitted |
Basis: Derived from the published RSS/Atom feed. Contact: [email protected]. Reviewed: 2026-07-24.
Opening excerpt (first ~120 words) tap to expand
00:00:0000:00:00Science WeeklyDiets and dietingDo any diets actually work? – podcastAs diet trends proliferate on social media, it can be hard to work out which are backed by science and which should be ignored. From paleo to keto, raw food to intermittent fasting, each attracts a tribe of ardent followers. Now Daniel Lieberman, professor of biological sciences at Harvard University, has written a book to try to cut through the noise. In Fed Up, he uses his background as an evolutionary anthropologist to scrutinise the evidence, turning himself into a guinea pig in the process and trying various diets.
…
Excerpt limited to ~120 words for fair-use compliance. The full article is at The Guardian — Science.
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