Tuesday, November 29, 2011

Laptop Wi-Fi said to nuke sperm, but caveats abound

(Reuters Health) - The digital age has left men's nether parts in a squeeze, if you believe the latest science on semen, laptops and wireless connections.

In a report in the venerable medical journal Fertility and Sterility, Argentinian scientists describe how they got semen samples from 29 healthy men, placed a few drops under a laptop connected to the Internet via Wi-Fi and then hit download.

Four hours later, the semen was, eh, well-done.

A quarter of the sperm were no longer swimming around, for instance, compared to just 14 percent from semen samples stored at the same temperature away from the computer.

And nine percent of the sperm showed DNA damage, three-fold more than the comparison samples.

The culprit? Electromagnetic radiation generated during wireless communication, say Conrado Avendano of Nascentis Medicina Reproductiva in Cordoba and colleagues...[Full Article]