
Smoking, Sperm, and the Great DNA Break-Up
Smoking damages sperm by causing DNA fragmentation, which means the genetic material inside the sperm becomes broken and incomplete. This can lead to issues with fertility.
Fertility Friday Tip 19: Sperm can live in the female reproductive tract for up to three days after intercourse, so having sex every day, or even on ovulation day, is not necessary. What’s critical is knowing your fertile window.