When you put eye drops in, your throat becomes bitter? That's because you're not using it the right way.

When you put eye drops in, your throat becomes bitter? That's because you're not using it the right way.

This article was reviewed by Tao Ning, PhD, Associate Professor at the National Institute

Today

People work or live

It’s hard to get away from electronic screens.

Watching for a long time

Eyes will feel tired

At this time

Many people like to put a few drops of eye drops

To relieve

but

Did you find out?

During the eye drops

Frequent bitterness in the throat

What's going on?

Did the eye drops go down your throat?

Can it be avoided?

Next Steps

Let's "enter" your eyes together

check it out!

It turns out that there is a small hole at the inner corner of our eye, which is the tear punctum. From here, there is a passage to the nasal cavity, which is the nasolacrimal duct. The nasolacrimal duct is a passage connecting the eyes and the nasal cavity, and is part of the tear duct. When you enter the nasal cavity, you will see the inferior nasal cavity - nasopharynx - throat. The nasal cavity and oral cavity, and the nasal cavity and throat are all connected.

When eye drops are dropped into the eyes, they will flow through the small holes in the corners of the eyes along the tear ducts all the way to the throat. It is normal for you to feel bitter in your throat, which means that your nasolacrimal duct is unobstructed, so you don't need to worry too much about it.

But then again, if you master the correct eye drops posture, you won't suffer so much pain easily. Let's learn it together with the comics.

The pictures in this article with the "Science Popularization China" watermark are all from the copyright gallery. The pictures are not authorized for reprinting.

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