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
Does it have an effect on sperm concentration and quantity if men wear triangle or boxer underwear? - Quora
Може ли видът на бельото да повлияе плодовитостта?
Boxers vs Briefs - Which one can boost your spern count? Fix it now!
Може ли видът на бельото да повлияе плодовитостта?
Which men's underwear is best for healthy sperm? Science finds the answer
How to Increase Your Sperm Count (with Pictures) - wikiHow
Can Your Choice of Boxer Briefs Affect Your Chances of Becoming a Dad?, by textilemarkeet
Tight Pants and Fertility is a Myth?
Fertilitypedia (@Fertilitypedia) / X
What's wrong with a 19-year-old guy wearing girls' underwear? - Quora
Can men's underwear affect sperm count and fertility? – Manmade
Sperm health: Men, here are four reasons why you should ditch those tight briefs for boxer shorts
diaspora social network
3 Reasons Men Go Commando. 5 Reasons You Should Not – WAMA Underwear
Male Factor Infertility