Tight underwear really is linked to lower sperm counts in men

Men who wear boxer shorts have higher sperm levels than men who wear tight underwear, although the difference shouldn't usually be enough to affect fertility

Sperm Counts Lower In Men Wearing Tight Undies : Shots - Health News : NPR

Male Factor Infertility

Men's Health Month 2020: Can Wearing Tight Underwear and Skinny Jeans Lower Your Sperm Count and Make You Infertile?

What's wrong with a 19-year-old guy wearing girls' underwear? - Quora

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

Loose underwear may be good for sperm production - Dynamite News

Може ли видът на бельото да повлияе плодовитостта?

Boxers or briefs? Loose-fitting underwear may benefit sperm production

Fertilitypedia (@Fertilitypedia) / X