Why Onions Hassle Women More Than Men: And How to Stop the Tears

Man cutting onions

So it’s annoying isn’t it?

Your eyes stream when you slice through those onions.

Every time.

And as your eyes fill, it’s harder to see, so you s l o w d o w n,

Which is worse, because you just want to get it over with.

Why is this?

When you cut through onions, it starts a number of chemical reactions which results in a gas that irritates the eyes.

Syn-propanethial-S-oxide, to be exact,

So why do you cry more than others?