Missionary pose and 240 days of abstention: as had sex in the Middle Ages

Whether the truth, what in the Middle Ages sex was under a ban nearly 240 days in a year? How to that dark era wrote and spoke about sex? And, by the way, as in it were engaged? And what the church thought of all this? Gilbert Rosalie, are a lot of years with enthusiasm investigating a subject of everyday life in medieval Europe, the Intimate Middle Ages give answers to these questions in the book "...