Peter Paul Rubens, Allegory of War, c. 1628 ... two World Wars, and the Great Depression in between. Those two generations had it tough but, on the other hand, their health, the health of humankind, was not yet assaulted by the sex-steroid chemicals that were introduced in the 1960s. In a previous bioZhena’s Weblog post ( http://to.ly/5f2W ), you can see evidence that oral contraceptive use directly and negatively impacts the cervical crypts, which brings about the difficulty to conceive. The bottom line is this: “After 3 and up to 15 months of contraceptive pill use, there is a greater loss of the S crypt cells than can be replaced.” The S crypts are needed for conception.