The Leading Cause of Men Infertility Is Varicoseal

High temperature would also be a potential cause of a low sperm count. That's why you read a lot in the media about wearing cotton box shorts because you don't want to wear tight underwear to heat your testies up. Not everybody is affected by these things. But if you are heating up your testies, depending on your physiology, it can possibly affect your sperm. So even just heating them up a couple of degrees causes potentially a huge problem for sperm development.