Breadcrumb Home Common fertility treatments raise birth defect risk, study finds Tuesday, May 8, 2012 MSNBC.com http://www.cbsnews.com/8301-504763_162-57428974-10391704/common-fertility-treat… University of Iowa professor Dr. Bradley Van Voorhis says a new study confirms speculation that infertile couples are at increased risk of having a child with birth defects.