Why have sperm counts more than halved in the past 40 years?

Why have sperm counts more than halved in the past 40 years?

By The Guardian

Today in Focus

Monday, 3 May

Dr Shanna Swan has spent more than 20 years examining how chemicals in plastics are causing our fertility to decline – and what we can do about it. Help support our independent journalism at theguardian.com/infocus
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