A large-scale study at Harvard confirms what smaller studies have shown: boxers are better for sperm count than briefs.
A large-scale study at Harvard confirms what smaller studies have shown: boxers are better for sperm count than briefs.
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Boxers of briefs? Underwear preference can affect sperm count •
Hey men, guess which type of underwear may be hurting your sperm count, according to this study
Boxers vs. Briefs: Is One Style Better (or Safer) Than the Other?
Boxers or Briefs? Study on Sperm Counts Determines the Healthiest Choice
Penises Are Growing Bigger Fast: Study
Boxers or briefs? For sperm count, one is better, study finds
Science Has Resolved the Question of Boxers vs. Briefs
Boxers or Briefs: Which Should You Choose? — Pants & Socks
Stud Briefs - Stud Briefs
Men's Underwear Guide
