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10 Surprising Fertility Facts We Bet You Didn't Know

Sure, you may know your stuff when it comes to temping and taking your prenatals, but trust us, there's a lot more to understanding your fertility than that.

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Tight shorts = a sperm’s worst enemy.

When the scrotum’s cooped up in clothing that’s too tight, even a one-degree increase in body temp can reduce sperm production. Which means if your guy chronically sports short shorts or tightie whities, you officially have a good reason to tell him it’s time to ditch them. Make sure his boys are at a cool 94- to 96-degree F temp and always in loose clothing.

See More: Fertility and Ovulation