View gallery Image Credit: Getty Images Derek Hough and his wife, Hayley Erbert, have been through a lot, to say the least. Last year, Hayley underwent a craniectomy following an on-stage dance performance, and Derek had to update fans with what was going on. Now that Hayley is pregnant with the couple's first child, see how her health is doing now. What Happened to Derek Hough's Wife Hayley Erbert? On December 7, 2023, Derek announced via Instagram that his wife had suffered a cranial hematoma and was rushed to the hospital amid their dance tour.