International journal of andrology2005n = 20 in cooling group, 20 in control group
OtherHuman
This study looked at whether cooling the scrotum overnight improves semen quality in men with a history of undescended testicles and a low sperm count, a group with few options…
Human reproduction (Oxford, England)2005n = 50
RCTHuman
This study set out to see how different types of underwear and physical activity affect scrotal temperature, which in turn affects testicular temperature. Fifty healthy men with normal fertility had…
Human reproduction (Oxford, England)2005n = 29
OtherHuman
This study set out to measure how much using a laptop on your lap raises scrotal temperature, a known risk factor for male infertility. Researchers measured scrotal temperature in 29…