A couple of weeks ago, it was in the news that a woman's decrease in fertility after 35 was exaggerated:
http://jezebel.com/fertile-and-30-is-the-new-flirty-and-30-520382993

Here's a rebuttal from a very reputable source:
http://www.prweb.com/releases/2013/6/prweb10860787.htm?PID=6147022