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Crying has an image problem. Public tears are usually treated as evidence that someone is overwhelmed, emotionally unstable, or losing control in a meeting that should have been an email. Wellness culture loves resilience, and crying looks messy by comparison.

Science is a little more forgiving.

According to The Healthy, crying appears to affect the body and brain in surprising ways. It may help regulate stress, strengthen emotional bonds, and shift the nervous system out of a fight-or-flight state. It can also leave people with headaches, swollen eyes, and the temporary feeling that they absolutely should not have opened up in front of coworkers.

That contradiction is part of what makes crying so interesting. Humans are the only species known to cry emotional tears, yet researchers still do not fully understand why the behavior evolved or why it can feel both relieving and exhausting at the same time.