It's called the Samsung Safety Screen, and the free app can be downloaded from both Google Play and Samsung’s own app store, Realty Biz News reports. It works by encouraging users to hold their phones or tablets at a safe distance from their eyes.
Scientists worry that “digital strain” can affect people of all ages and contribute to an increase in myopia, or short-sightedness.
The app runs in the background, using facial recognition technology. If the software indicates that the device is too close to the user's eyes, the app locks the screen until the device is moved to a safe viewing distance.
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