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The Guardian - US
The Guardian - US
Lifestyle
Tom Perkins

Prenatal exposure to air pollution may hurt reproductive health in adult men, study finds

Stock close-up of Black woman's pregnant belly and hands holding it on the top and under the belly button.
Researchers identified a link between elevated PM2.5 exposure during the ‘male programming window’. Photograph: JGI/Getty Images/Tetra images RF

In-utero exposure to common air pollutants may lower semen quality and increase the risk of reproductive system disease in men, new research finds.

The peer-reviewed Rutgers University study looked at whether exposure to particulate matter called 2.5 (PM2.5) and nitrogen oxide may shorten the distance between the anus and genitals, or the anogenital distance, in developing fetuses and newborns.

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