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Your Brain’s Refresh Rate

FIFTEEN SECONDS. THAT’S YOUR BRAIN’S REFRESH RATE, according to a new study looking at the lag in processing visual stimuli. Today, we look at how our brain constantly uploads visual stimuli, including our social media feeds.

“If our brains were always updating in real-time, the world would be a jittery place with constant fluctuations in shadow, light, and movement, and we’d feel like we were hallucinating all the…




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Michael Hunter MD

Michael Hunter MD

I have degrees from Harvard, Yale, and Penn. I am a radiation oncologist in the Seattle area. You may find me regularly posting at

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