Happy, Sad, or Chopping Onions—The Science of Why We Cry!

When was the last time you cried? Why did you cry? Crying is our reaction to everything from bad breakups, to awe, to cutting onions, but why is this? Let’s explore this uniquely human reaction that seems to be a fundamental part of our shared humanity.

Did you know humans are the only animals that cry in reaction to emotion? Whether brought on by happiness, sadness, surprise, overwhelm, fear, frustration, or onions, from the moment we enter the world, crying is a part of our life. But why do we do it?

By Sam Burns

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