Plastic pollution has been highlighted as an environmental issue for several years. But experts are now researching whether it poses a potential danger to our health. Microplastics specifically are found in our bodies - even in our brains.

The BBC health reporter Smitha Mundasad explains to us what they are and whether we should be worried. And 25-year-old microplastics researcher and influencer Dana Zhaxylykova shares her top tips on how to avoid plastics.

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