Sperm Stories, Part II

In Part I of Sperm Stories, we talked about how temperature—both cold and hot—affects sperm production, swimming speed, and quality. In this article, we’ll take a look at several recent studies explore non-temperature-related factors. Turn off the tube. Men who watch 20 hours or more of TV have half the sperm count of men who [...]

Sperm Stories, Part I

No one is quite sure why, but over the past few decades, there has been a major decline in the quality of men’s semen (the fluid that contains the sperm) and fertility rates throughout the industrialized world. As you might expect, there’s no shortage of theories, explanations, and proposed solutions. In this article, we’ll look [...]

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