Why Do We Blink When We Are Surprised?

When something surprising happens, like a loud noise or a sudden jump, your brain sends a quick message to your eyes. That’s why you blink! It’s like your eyes are saying, 'Whoa!'

Your eyelids close quickly, and for a moment, everything goes dark. This helps protect your eyes from bright lights or sudden movements. Blinking also gives your brain a little time to process what just happened.

Test your understanding →

Examples

  1. You're reading a book when someone jumps out from behind you, blink!
  2. Your friend shouts your name at lunch, you blink automatically.
  3. A bright flash of light suddenly appears, and you blink without thinking.

See also

Discussion

Comments (0)

Categories: Psychology · Blinking· Surprise· Neuroscience · Text is available under the Creative Commons Attribution-ShareAlike License.