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Microplastics 鈥 are tiny plastics harming our brains?

25 June 2026

About this episode

Microplastics can be found everywhere from freshly falling Antarctic snow to the bottom of the Mariana Trench and our brains are no exception. In this episode of听Change Your Mind听飞颈迟丑 New 女生小视频, Health Journalists Cat de Lange and Helen Thomson trace the origins of microplastics and nanoplastics to tell the story of how they end up in the food we eat, the water we drink and the air we breathe. There鈥檚 no question that these tiny plastic particles are in all of our bodies, but are they causing any harm there? 听

With the help of 鈥済odfather of microplastics鈥 Professor Richard Thompson, they explore what decades of animal studies really show about development, fertility, behaviour and brain health and why it鈥檚 so hard to get definitive answers in humans.

Are microplastics really building up in our brains, and if so, what might that mean for memory, mood or dementia risk? Should you be worried about your non-stick pans, plastic water bottles or synthetic clothes?听

Produced by Emily Bird

We want to hear your thoughts, leave a comment or send in your ideas for future episodes to听鈦犫仩鈦changeyourmind@newscientist.com

Find out more about the microplastics at New 女生小视频:

/article-topic/microplastic/

Learn more about our sponsor Alzheimer鈥檚 Society: 鈦犫仩鈦犫仩鈦/补濒锄丑别颈尘别谤蝉-蝉辞肠颈别迟测/鈦犫仩鈦犫仩

厂辞耻谤肠别蝉:听


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