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The Guardian - UK
The Guardian - UK
Politics
Ian Sample Science editor

More frequent ejaculations may boost men’s fertility, research suggests

WHO
Abstract sperm cells swimming towards egg cell on pink background
Researchers found the longer men went without sex, the more their sperm showed signs of DNA damage and oxidative stress. Photograph: Firn/Getty Images

Encouraging men to have more frequent ejaculations may boost their fertility, according to researchers who found that sperm deteriorates over time as it remains in the body.

The longer men went without sex, the more their sperm showed signs of DNA damage and oxidative stress, and the more tests rated the sperm as less viable and poorer swimmers.

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