Guys. We have all heard about the medical studies that certain things can be bad for our sperm.

For example, you've heard about wearing "tighty whities" or briefs is bad for the sperm. You've also probably heard about keeping a laptop on your lap close to your "franks and beans" is bad as well.

Well guess what? According to Dr. Kaufman, in regards to wearing tight underwear,

"Most wives will have their husbands switch to boxers, but they do not need to do so," he said. "The thought is that briefs keep the scrotal temperatures elevated and could damage sperm, but the impact is not enough to make a difference for men's health."

Click here to read about 8 so called "sperm-killers"

Like we always say...It's all about the education.