Where Eyelashes Go. Contrary to the myth, eyelashes rarely fall behind your eyeball. A layer of muscle and tissue block the front half of the eye from the back, and only with a tear in this lining from heavy trauma can this layer break.

Can an eyelash get lost in your eye?

Eyelashes, the short hairs that grow at the end of your eyelid, are meant to protect your eyes from dust and debris. The glands at the base of your lashes also help lubricate your eyes when you blink. Occasionally, an eyelash may fall into your eye and become stuck for a minute or two.

What happens to stuff that goes behind your eye?

Intraocular foreign objects can result in endophthalmitis. This is an infection of the inside of the eye. If an intraocular foreign object damages the cornea or lens of the eye, your vision could be damaged or lost.