The world journal of men's health2025
Narrative ReviewHuman
This review looked at how nicotine affects sperm function, focusing on its impact on key sperm nuclear proteins. It gathered evidence from studies on nicotine's role in sperm production and…
International journal of molecular sciences2024n = 28 studies included
Narrative ReviewHuman
This narrative review set out to explore the link between sperm DNA fragmentation (breaks in the genetic material inside sperm) and male infertility. It pooled findings from 28 studies, looking…
F&S reports2021n = 40 patients enrolled, 26 completed the questionnaire
OtherHuman
This study set out to find out whether men actually use scrotal cooling devices as directed, and what happened to their semen results when they did. Forty men attending a…
Advances in experimental medicine and biology2019
Narrative ReviewHuman
This study set out to explore how sperm DNA fragmentation (breaks in the genetic material inside sperm, more breaks mean a lower chance of conception and live birth, so lower…
Andrology2016n = 20
RCTHuman
This study set out to see what repeated heat does to sperm. Twenty men with normal semen results were randomly split into two groups, and both had their testicles warmed…
Journal of assisted reproduction and genetics2015n = 19
OtherHuman
This study set out to see what sustained scrotal heating does to semen and to the sperm's genetic material in fertile men. Nineteen healthy volunteers wore a warming belt at…
PloS one2015n = 25
OtherHuman
This study looked at what sustained scrotal heating does to semen and to the sperm's genetic material in already fertile men. Twenty-five healthy volunteers wore a warming belt at 40…
Andrology2013
Cross SectionalHuman
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…