They’re in the air. They’re in the water. They’re in the food we consume. And now, they’re in our blood. They are perfluoroalkyl and polyfluoroalkyl substances (PFAS) or “forever” chemicals — substances that make up plastic and never degrade. They’ve been linked to numerous health conditions: they contaminate the delicate balance of gut microbiomes, cause asthma and other lung diseases, and now they’re in our bloodstream where they’re difficult to remove.
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