New babies are full of surprises, and for many parents of newborn boys, infant erections are one of the biggest surprises of all. If you notice a baby's. Jul 13, · My son is 3 weeks old and some times when I change him it looks like his penis is erect. Is this possible?Status: Resolved. Baby Penis Photos How To Make A Guys Penis Hard with Cock Longer and I Lose My Erection During Intercourse How To Cure Sexual Anxiety Low Sex Drive And Erectile Dysfunction What A Erection.