Men who wear boxer shorts benefit from higher sperm count and concentration than those who opt for jockeys and briefs, research published in the journal Human Reproduction has found. Related: Boost your sperm count by 65 per cent. For the study, which is the largest of its kind to date, labcoats examined semen samples from men, aged between 18 and 56, with an average BMI of They were selected from couples seeking infertility treatments at Massachusetts General Hospital. Each participant filled out a survey for the clinic that included a question about his personal underwear preferences over the last three months, since sperm takes around 90 days to fully mature. Related: Want stronger sperm?
Boxers vs. Briefs: How Underwear Can Affect Sperm Health
Tight underwear really is linked to lower sperm counts in men | New Scientist
CNN Appearance aside, boxers may be the optimal underwear for men aiming to be fathers. Chat with us in Facebook Messenger. Find out what's happening in the world as it unfolds. More Videos
Is Tight Underwear Damaging Your Sperm?
A new study led by Harvard T. Chan School of Public Health offers one of the most comprehensive examinations to date into this long-running debate. The researchers found that men who wear boxers do indeed have better sperm counts and healthier reproductive hormone levels than their tight underwear counterparts.
Your choice of underwear could affect a lot more than just your comfort level, according to a new study from researchers at Harvard. They found that men who reported wearing looser styles of underwear, such as boxers, had higher sperm concentrations and total sperm count, as well as healthier sperm, than those who reported wearing briefs. Tomer Singer , assistant professor at Hofstra School of Medicine and director of reproductive endocrinology and fertility at Lenox Hill Hospital in Manhattan.