Who would've thought that men have healthier sperm in spring and winter months. A new study published in the American Journal of Obstetrics and Gynecology analyzed semen samples from 6,455 men who were being treated for male factor infertility.
Spoiler alert: researchers found higher count and fewer men exhibiting morphology problems when the sample was made in colder months. The scientists' theories on the decrease in sperm quality during warmer months is one you have to read about.