Tears are more than salty drops. They contain various chemicals and proteins that can influence those around us. Tears are composed of water, electrolytes, proteins, lipids, and mucins. Emotional tears, in particular, contain higher levels of stress hormones like adrenocorticotropic hormone (ACTH) and prolactin. These chemical signals can influence those around us, eliciting empathy and a calming effect. This is probably why this study proved that when men smell the tears of women, the chemosign

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