Orthokeratology (Ortho-K) has helped thousands of people enjoy clear daytime vision without glasses or contact lenses. Like any medical treatment, it comes with both benefits and potential risks. Understanding them can help you decide whether Ortho-K is the right choice. The Benefits of Ortho-K Clear Vision During the Day Because the lenses are worn while you sleep, you can go about your day without glasses or daytime contact lenses. Helps Slow Myopia Progression For children, one...