Laptops and infertility: It matters how you sit | Science News

SUPPORT SCIENCE NEWS

Help us keep you informed.

Real Science. Real News.


News

Laptops and infertility: It matters how you sit

Keeping legs together generates more unwanted scrotum heat than machine itself

By
1:13pm, November 10, 2010

If guys can find a way to operate laptop computers with their legs apart, they might limit their risk of infertility, a new study finds. Keeping the legs splayed while using a laptop generated substantially less damaging heat in the scrotum than keeping legs together, scientists report online November 8 in Fertility and Sterility. Putting a shield under the laptop didn’t seem to help beat the heat.

A hot scrotum is no laughing matter. The testes generally are 2 to 4 degrees Celsius cooler than standard body temperature, a unique environment conducive to the rapidly dividing nature of sperm cells. Heating the area can trigger oxidative stress, slow the motion of sperm and lessen their ability to fertilize an egg for weeks or months, says Edmund Sabanegh, a urologist at the Cleveland Clinic in Ohio.

In the new study, urologist Yefim Sheynkin of Stony Brook University in New York and his colleagues enlisted 29 men ages 21 to 35 t

This article is only available to Science News subscribers. Already a subscriber? Log in now. Or subscribe today for full access.

Get Science News headlines by e-mail.

More from Science News

From the Nature Index Paid Content