5 Blinding Signs You Need Corrective Lenses Emma Sturgis, May 1, 2017 5 Blinding Signs You Need Corrective Lenses 5 Blinding Signs You Need Corrective Lenses Emma Sturgis Emma is a freelance writer based in Boston, MA. She writes most often on health and education. When not writing, she enjoys reading and rock climbing. Say hi on Twitter @EmmaSturgis2