When the first tear you cry, comes from your left eye, it's because of something painful, but if it comes from your right eye, it's from something happy.
Society has always compared rain to falling tears, which has lead to many believing the shape of raindrops to be in similar shape. In fact,they are not at all. When a raindrop begins to fall it starts in nearly a perfect circle,and then begins to change in shape.
There are three layers to the tear film coating the eye that creates tears- the liquid layer (oil), the aqueous layer (water), and the mucous layer (mucin).
Babies cry 1 to 3 hours each day.
Crying is a way to communicate needs and elicit attention from others, at least in early life, and may be a means of releasing emotional tension.
According to research from the 1980s, psychogenic tears differ in composition from other tears, and it's theorized that crying may be a way to get rid the body from stress.
A good cry can make you fell better.
Parents typically overestimate, but babies do cry for about 1 to 3 hours a day.
There are actually three kinds of tears- basal tears, which clean and lubricate your eyes; reflex tears, which drain when your eyes are irritated by things like onions or pollen; and emotional tears, the one we all know the best,
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