Why getting rid of tighty-whities is good for your fertility •

Researchers have discovered a good reason to not wear tight-fitting underwear – beyond the obvious aspect of fashion: According to new research led by Harvard T.H. Chan School of Public Health, men who frequently wear boxers have significantly higher sperm concentrations and total sperm counts when compared with their briefs-wearing counterparts.

Are briefs or boxer briefs better? - Quora

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