Tina Nevill of Essex, England, holds Poppy, who was conceived by in vitro fertilization. The U.K.'s health system records all IVF cycles performed in the country. Barcroft Media/Landov hide caption toggle caption Barcroft Media/Landov Shots - Health News IVF Doesn't Raise Overall Risk For Childhood Cancers November 6, 2013 Children conceived by in vitro fertilization have the same chance of developing leukemia and brain cancers as their peers, a large study in the U.K. finds. There was a slight increase in risk for two rare cancers. But overall the findings are good news, reaffirming the safety of the fertility treatment.