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Tears Are Expressions Of Happiness
Tears come out when there is extreme pain or happiness. Researchers say, tears come out in both the situations to improve communication with intimate partners or to send s strong signal seeking more care than the current level. Researchers at Tel Aviv University conducted studies that conclude tears have emotional benefits. "Crying is a highly evolved behavior," says Dr. Hasson of Tel Aviv University. "Tears give clues and reliable information about submission, needs and social attachments between one another. My research is trying to answer what the evolutionary reasons are for having emotional tears."My analysis suggests that by blurring vision, tears lower defences and reliably function as signals of submission, a cry for help, and even in a mutual display of attachment and as a group display of cohesion," he reports.So we can understand the difference between tears of joy and the tears of grief. When we are happy, tears tell our friends how happy we are without the need of v
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