January 30, 2012
It’s a new form of contraception, but not many men are expected to volunteer for the procedure. U-S researchers say an ultrasound zap to the testicles could be a new form of birth control. University of North Carolina researchers say a study on rats found that two, 15-minute ultrasound doses ``significantly reduced'' sperm counts to levels that would cause infertility in humans. But don’t worry guys, far more tests are required before it could be used.