|The Vigo wearable energy gauge is developed to monitor a driver's eyes for drowsiness, alerting them when their focus might be lapsing. It works on a similar principle, yet aims to expand this to other everyday tasks that are likely to induce those heavy eyelids. The gadget uses a built-in infrared sensor, an accelerometer and an algorithm to monitor your level of alertness by tracking your blinks and your body's movement. When it detects sleepiness, the device "nudges" the user, alerting them to their drowsy state and prompting them to re-focus.
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