Interesting Vision Info of the Month - Why Crying Produces Tears? June 7, 2008
Posted by SonjaHelga in : Tears , add a comment
Tearing is an important part of the lubrication system that helps keep eyes moist and healthy. But tears associated with emotional responses and crying, known as psychogenic tears, are much harder to understand. And there is some disagreement in the scientific community about why humans, above all other living creatures, have the need to engage in crying at all.
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Dry Eyes And Crocodile Tears May 17, 2008
Posted by SonjaHelga in : Vision Care - See The Beauty , add a comment
photo credit: fotomova
Dry Eyes and Crocodile Tears
When we think of tears, we usually think of sadness, grief, joy or other strong emotions. The phrase “Not a dry eye in the house” sums up our reaction to weddings, funerals and other life-changing events. Movies that make us cry even have their own special name: weepies. But did you know that the tears we weep when we’re feeling blue are different from the ones we shed when we chop an onion? Or that, even though crocodiles can’t cry, there’s a real medical condition called Crocodile Tear Syndrome? This month, it’s time to get clear about tears.
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