News Katharine McPhee feared an eating disorder ‘relapse’ in pregnancy. She’s not alone. March 4, 2021March 5, 2021Amy Haneline, USA TODAYComments Off on Katharine McPhee feared an eating disorder ‘relapse’ in pregnancy. She’s not alone. Katharine McPhee's pregnancy brought a challenge: Her disordered eating thoughts returned. An expert shares why this can happen.