The writer is a science commentator
Many of us crave that cognitive sweet spot: having enough mental stimulation at work to keep us productively engaged, but not so much that we become overwhelmed.
Now researchers claim to have developed a wireless, wearable “electronic tattoo” that estimates, in real time, how hard our brains are working. The readouts, using brainwaves and eye movements, could indicate when a person is becoming overloaded, with implications for cognitive performance.
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