To keep your eyes from drying out. Dry eyes can cause your eyes to be bloodshot!!!!
To keep your eyes moist so that you can see :)
The Tokay gecko species, has no eyelids. Because of this, the eyeball must consistently be licked, to keep moistened and improve vision.
Frogs keep their eyes moist by blinking and swallowing. When they blink, it helps spread the moisture over their eyes, and when they swallow, it creates a pumping motion that keeps the eyes lubricated. Frogs can also absorb moisture through their skin to help keep their eyes hydrated.
Because the tears keep our eyes wet and clean.
by blinking and sleeping, basically closing your eyes
To protect it from objects and to coat the eyeball to keep it moist.
Artificial tears are a common class of medications used to keep the eyes moist. These eye drops mimic the composition of natural tears to help alleviate symptoms of dry eye. Various formulations are available over the counter or with a prescription.
Every animal blink for the same reason: to clean their and keep them moist.
When cats are sleeping, their eyes roll back because it helps protect their eyes and keep them moist. This is a natural reflex that helps keep their eyes healthy while they rest.
Lacrimation is the medical term for the process of producing tears. It is the body's natural response to emotions, irritants, or foreign particles to keep the eyes moist and clean.
The lacrimal gland produces dilute saline fluid, known as tears, in the eyes. This fluid helps keep the eyes moist and clean by washing away debris and providing lubrication for the cornea and conjunctiva.