The real science of weight loss with the US’s leading nutritional scientist
Science Weekly
The Guardian
4.2 • 1K Ratings
🗓️ 7 October 2025
⏱️ 21 minutes
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Summary
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| 0:00.0 | This is The Guardian. |
| 0:11.5 | When Robert F. Kennedy Jr. was appointed as Donald Trump's health secretary, |
| 0:17.0 | he came with promises to tackle the broken food system. |
| 0:24.2 | We shouldn't be giving 60% of the kids in school processed food that is making them sick. We shouldn't be spending 10% of the SNAP program |
| 0:30.4 | on sugar drinks. And for one researcher at the forefront of nutrition science, this seemed like good news. |
| 0:39.0 | The rhetoric is spot on on those topics, and that's one of the reasons we were excited to |
| 0:43.0 | have the potential opportunity to expand on our research and provide answers to the questions |
| 0:48.2 | that Americans deserve. |
| 0:50.7 | Kevin Hall is admired by scientists around the world. |
| 0:55.0 | His groundbreaking research at the US National Institutes of Health |
| 0:58.9 | involves getting volunteers into the lab |
| 1:01.5 | and studying in minute detail how the modern food environment affects their bodies. |
| 1:09.4 | But when his findings didn't fit the administration's narrative, he says they were |
| 1:14.9 | downplayed. The top researcher for the National Institutes of Health shocked the scientific and medical |
| 1:20.7 | communities this week by announcing his early retirement and blaming it on censorship from |
| 1:25.3 | RFK Jr.'s administration. |
| 1:28.0 | The Department of Health and Human Services has rejected his claims of censorship. |
| 1:34.4 | Now Kevin's on the outside, continuing to follow the evidence. |
| 1:38.9 | In his new book with journalist Julia Ballouz called Food Intelligence, |
| 1:42.8 | The Science of How Food Both Nourishes and Har harms us, he interrogates everything from fad diets to glucose monitors |
| 1:50.0 | and supplements. These kinds of hacks and trends of supplements and wearable devices |
| 1:55.7 | and things like that have had limited capacity to change people's behavior over long periods of time. |
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