Tear ducts are part of the eye’s natural drainage system and play a vital role in keeping the eyes healthy. Here's how they work:- Structure: Tear ducts are small tunnels that carry tears from the ...

Tear ducts are structures that drain tears from your eye and into your nose. They’re also known as nasolacrimal ducts. If these ducts become clogged, it’s called a blocked tear duct or nasolacrimal ...