19
Mar
2026
Mar
2026
Sperm Motility Increases In Summer: What Does This Mean For Male Fertility?
A recent scientific study of approximately 15,000 men by the University of Manchester (England), Queen’s University (Ontario, Canada), and Cryos International (Aarhus, Denmark) has found that sperm motility (ability to swim forward) increases in summer and declines in winter regardless of seasonal changes in temperature.