The trend toward 3-D film and television is unmasking vision problems in many people including issues with binocular vision, a problem that affects and estimated three to nine million Americans. Symptoms vary but can include headaches, blurred vision, and dizziness. The American Optometric Association recommends visiting an optometrist if you suffer from any of these symptoms or if your eyes have trouble adjusting to “normal” afterward. The AOA also stresses the importance of talking to an eye doctor about optometric vision therapy, a sequence of therapeutic exercises intended to help patients “achieve single, clear, comfortable, two-eyed vision that improves eye coordination, focusing and eye movement”
Source: https://multivu.prnewswire.com/mnr/aoa/43612/
Learn more about binocular vision.