Peer-reviewed research on sperm concentration, motility, DNA fragmentation, and the factors that influence male fertility, including the temperature mechanism Oakman is built around.
This study set out to see how regular sauna use affects sperm health in men whose sperm counts were normal to begin with. Ten men used a Finnish sauna twice…
This study set out to work out which sperm DNA fragmentation test best predicts male infertility. Sperm DNA fragmentation means breaks in the genetic material inside sperm, where more breaks…
This review set out to gather what is known about whether cooling the scrotum helps sperm production. The authors searched two large medical databases, EMBASE from 1980 to 2010 and…
This study looked at whether poor sleep affects semen quality in young men. It surveyed 953 healthy Danish men aged around military-service age, asking about their sleep patterns and measuring…