“Pre-cum” does not actually contain any sperm. That doesn’t mean you shouldn’t be careful with it, though.
BuzzFeed Science had the opportunity to chat about semen with Dr. Abraham Morgentaler, a clinical professor of urology at Harvard Medical School, the author of Why Men Fake It: The Totally Unexpected Truth About Men and Sex, and the founder of Men's Health Boston, his own private medical practice. It turns out semen is pretty freaking baller, and we have the facts to prove it.
Charlotte Gomez for BuzzFeed
Charlotte Gomez for BuzzFeed
Spermatazoa, or sperm, is the name given to the reproductive cell that looks like a tadpole. Seminal fluid is the stuff that the tadpole swims in. Together they form semen — an armored tank carrying a fertilization superhero. Or, as Morgentaler calls them, "heat-seeking missiles."
Charlotte Gomez for BuzzFeed