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Does Weed Hurt Your Heart? Only If You Ignore the Details
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Does Weed Hurt Your Heart? Only If You Ignore the Details

A new JAMA study thinks it cracked the cannabis-cardiovascular code—too bad it skipped a few chapters.

Ben Caplan, MD's avatar
Ben Caplan, MD
May 29, 2025
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Does Weed Hurt Your Heart? Only If You Ignore the Details
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🫀 Is Cannabis Bad for Your Heart?

A JAMA Study Got the Headlines—But Not the Full Story

TL;DR:

This week’s JAMA Cardiology study sparked big headlines linking cannabis to vascular damage. While it raised valid questions about endothelial function, it overreaches in ways that risk reinforcing stigma over science. In this post, I’ll explain what the study did well, where it loses scientific footing, and why we keep repeating this cycle of sensational cannabis stories that don't match the complexity of the plant—or its real-world use.

💡 For an even deeper clinical + scientific breakdown, including image guides and literature comparisons (and the full text PDF), see my full-length review on CEDclinic.com: https://cedclinic.com/cannabis-and-cardiovascular-health-jama-study/

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