"3D movies are only good as long as you're not feeling terrible," said senior scientist and study lead author Shun-Nan Yang, adding that the symptoms, which are brief and temporary, are related to visual disturbances and motion sickness.
Health24 reports that Yang said it's a mystery why many viewers have visual or physical complaints after watching ordinary movie images on TV. Those people also said they suffered eye problems when they used computer monitors, he said.
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