Tighty whities' really do damage a man's fertility

Men who most often wear boxer shorts have the highest counts of better sperm and jockeys and tighty whities are the worst underwear for fertility, according to new research from Harvard University.

Snowballs™ Cooling Underwear

Does underwear type really matter ? Which is the best underwear

Male Fertility - Newcastle Fertility Specialists

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

Why are “tighty-whities” unhealthy for men? - Quora

8 Surprising Facts About Male Infertility

Are boxer briefs bad for sperm count?

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

What are the consequences of sleeping in tight underwear? - Quora

A Urologist Settled the Boxers vs. Briefs Debate for Sperm Health

Ditching tight pants 'improves sperm count

Tight Underwear Is Linked To Lower Sperm Quality, And A New Study Hints At Why