Prabal Gurung Spring 2012: Backstage Beauty Pictures

A team of nail techs works on model Lindsey Wixson. Her secret to looking well-rested during Fashion Week is simple: she aims for eight hours of sleep per night, tries to eat before 7 p.m., and keeps Pack Your Bags, They're Leaving cream on hand. "I put that around my eyes in the morning if I look really tired," she said.