Trying Have A Baby

My Boyfriend and I Are Trying To Have A Baby. And It Hasn't Happened Yet. I Know I Can Have Kids Because I Have Had Two Abortion, Don't Judge A lot Happen And Wasn't Ready. Now My Boyfriend Feel Like It's My Fought I Might Have Mess Up My Body By Having These Abortion. He Has Extra Skin Over His Penis I Was Thinking That May B The Cause When He Cum He Skin Might Block or His Spem May Not B Strong Idk. I Was Going To Start Taking Prenatal Pills To Help. What Should I Do😔???