Thursday briefing: Is your body really full of microplastics?

Studies have reported the presence of microplastics in our cells, brains, placentas and testicles, but those findings are now being reassessed. Illustration: Guardian Design

Good morning. Microplastics are everywhere. They have been found at the top of Mount Everest and in the deepest ocean trenches. They are in our food, our water and the air we breathe.

For a while, research suggested they were inside us too. Studies reported microplastics in our cells, brains, placentas and testicles.