Are there any known benefits of crying?

just like there are benefits of laughter, are there any of crying? lately i have been crying a lot. my bf really hates it when i cry and wants me to stop....but a lot of times i cry myself to sleep or when i am alone. my eyelids always swell afterwards. i know it sounds like an odd question, but i just wanted to... show more just like there are benefits of laughter, are there any of crying? lately i have been crying a lot. my bf really hates it when i cry and wants me to stop....but a lot of times i cry myself to sleep or when i am alone. my eyelids always swell afterwards. i know it sounds like an odd question, but i just wanted to know what, if anything, crying does to the body or mind.
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