Just 10 hours after she first put in a pair of colored contact lenses that she’d bought at a souvenir shop, Laura Butler of Parkersburg, W.Va., had "extreme pain in both eyes," she said. "Because I had not been properly fitted by an eyecare professional, the lenses stuck to my eye like a suction cup." Colored contact lenses are popular year-round for people who want to change the color of their iris. But every year at Halloween there is a surge of people using colored contact lenses to enhance their costumes. However, few know the risks associated with these lenses. "Most people believe that decorative lenses do not require the same level of care or consideration as a standard contact lens because they can be purchased over-the-counter or on the internet," said Thomas Steinemann, MD, professor of ophthalmology at Case Western Reserve University in Cleveland. "This is far from the truth." Click here to read the full story from the American Optometric Association.