For parents whose hearts break a little every time the sad tears start flowing, it can be helpful to understand how tears work.
that manages emotion through the autonomic nervous system and controls involuntary responses. That system is divided into two parts: sympathetic, which produces aggressive responses; and parasympathetic, which helps us process our emotions and ultimately rest.
The actual waterworks are the product of our lacrimal gland, which sits beside each eye and is both secretory , and excretory . Or at least that’s what it does when you’re not having a heightened emotional experience. When we cry, our eyes are like the doorman at an extremely packed nightclub who gets trampled while trying to let people out one by one. Some impatient clubbers even take the back exit , as tears mix with mucus and produce a runny nose.
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