Men’s sperm levels have declined by half in the past 40 years, and no one knows why. If the current rate of decline continues, says Chris Barratt, most men will be sterile by 2060. An urgent race is now on to discover the cause of the falling sperm counts.
Will most men be sterile by 2060?
Men’s sperm levels have declined by half in the past 40 years, and no one knows why. If the current rate of decline continues, says Chris Barratt, most men will be sterile by 2060. An urgent race is now on to discover the cause of the falling sperm counts.
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