Scientists think baby animals evolved to cry to alert their parents when in distress. Humans also shed a third type, ...
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Why do we feel better after a good cry? There's different tears for different reasonsExperts say social-emotional tears related to sadness, stress, anxiety, overwhelming joy, or feeling sentimental are helpful ...
It happens when a parasite that can be found in water invades the eye, damaging the cornea, causing severe pain and ...
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