Men Should Wear Boxers And Sleep Naked to Keep Sperm Healthy, Study Finds : ScienceAlert

It’s long been suspected that the underwear men use and the positions they hold their bodies in can affect sperm quality, and now new research has backed up the notion that men should be free and unfettered in the interest of having children.

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Men Who Sleep Naked Have Better Sperm

Sleeping Naked (And Wearing Boxers) Can Help Increase Sperm

NNGT Men's Breathe Underwear Bullet Separation Scrotum