Asian journal of andrology2026n = 43 studies included
Systematic ReviewHuman
This umbrella review (a review of other reviews) set out to catalogue what damages male fertility. It gathered 43 systematic reviews and meta-analyses published between 2000 and 2025, covering 67…
Translational andrology and urology2026n = 82 publications included
Narrative ReviewHuman
This review set out to explore how environmental factors affect sperm quality and male fertility. It analyzed 82 recent studies, mostly from 2020 onward, looking at pollutants, heat, radiation, and…
Environmental pollution (Barking, Essex : 1987)2026n = 4,847 semen examinations
CohortHuman
This study set out to examine how exposure to fine particulate air pollution (PM2.5) and its components affects semen quality, and whether living near green spaces might help protect against…
BMJ open2026n = 820
Case ControlHuman
This study looked at whether ozone (a reactive gas in smog, formed when pollution meets sunlight) affects semen quality in lower-income men with unhealthy lifestyle habits (think smoking, heavy drinking,…
Current opinion in urology2025
Narrative ReviewHuman
This review gathers recent evidence on what damages male fertility and how much of it can be undone. Smoking raises sperm DNA fragmentation (breaks in the genetic material inside sperm)…
BMC public health2025n = 1,180
Cross SectionalHuman
This study looked at whether exposure to air pollution, especially fine particles (PM2.5 and PM10), affects semen quality in men. It included 1,180 men aged 18, 45 from Foshan, China,…