A shocking headline claims microplastics in your brain are causing dementia—but what does the science really say? A groundbreaking Nature Medicine study detected unprecedented levels of plastic particles in human brain tissue, triggering global panic. However, the researchers themselves explicitly warn against assuming these findings prove causation. This episode deconstructs how a nuanced scientific investigation got transformed into sensationalist fear-mongering, revealing the critical gap between scientific detection and actual health risks. Listeners will discover why finding something in brain tissue doesn't mean it's harming you, and learn how to critically evaluate scientific reporting that turns correlation into catastrophe.

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