Episode
Bruce Lanphear: Chronic Lead Exposure, a Risk Factor for Heart Disease
- Podcast
- Ground Truths
- Published
- Aug 17, 2025
- Duration seconds
- 1553
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Summary
This is a hybrid heart disease risk factor post of a podcast with Prof Bruce Lanphear on lead and a piece I was asked to write for the Washington Post on risk factors for heart disease. First, the podcast. You may have thought the problem with lead exposure was circumscribed to children, but it’s a much bigger issue than that. I’ll concentrate on the exposure risk to adults in this interview, including the lead-estrogen hypothesis. Bruce has been working on the subject of lead exposure for more than 30 years. Let me emphasize that the problem is not going away, as highlighted in a recent New England Journal of Medicine piece on lead contamination in Milwaukee schools, “The Latest Episode in an Ongoing Toxic Pandemic.” Transcript with links to the audio and citations Eric Topol ( 00:05 ): Well, hello. This is Eric Topol with Ground Truths, and I'm very delighted to welcome Professor Bruce Lanphear from Simon Fraser University in British Columbia for a very interesting topic, and that's about lead exposure. We tend to think about lead poisoning with the Flint, Michigan, but there's a lot more to this story. So welcome, Bruce. Bruce Lanphear ( 00:32 ): Thank you, Eric. It's great to be here. Eric Topol ( 00:33 ): Yeah. So you had a New England Journal of Medicine (NEJM) Review in October last year, which was probably a wake up to me, and I'm sure to many others. We'll link to that, where you reviewed the whole topic, the title is called Lead Poisoning . But of course it's not just about a big dose, but rather chronic exposure. So maybe you could give us a bit of an overview of that review that you wrote for NEJM. Bruce Lanphear ( 01:05 ): Yeah, so we really focused on the things where we feel like there's a definitive link. Things like lead and diminished IQ in children,…