Men who wear boxer shorts produce higher quality semen, study finds, The Independent

It's the largest study to examine the relationship between underwear choice and sperm quality

Boxers vs Briefs: Does Your underwears affect your Sperm Count (Fertility)

Which Underwear Is Best for Sperm Count? Study Offers New Answer

Men Who Wear Boxers Have Higher Sperm Concentration Than Those Who Wear Briefs, Says Study

Want to be a dad? Wear boxers, not skin-tight briefs

Men who wear tight boxers produce lower quality SPERM, study reveals - Mirror Online

New research found men who wear boxer shorts have higher sperm count

Largest study yet shows type of underwear is linked to men's semen qua

(PDF) Impact of environmental factors on human semen quality and male fertility: a narrative review

The Boxers-Versus-Briefs Debate Is Over: Boxers Are Healthier