Reuters (4/15, Grens) reports that, according to a study published online March 31 in the journal Fertility and Sterility, 80% of first time older mothers experienced complications during pregnancy. In the study of 131 women aged 45 to 65 giving birth for the first time, 40% developed gestational diabetes and 20% developed preeclampsia. Notably, about a third of the infants were born prematurely, and almost all of the deliveries were made by C-section.