Health

mess with something

interfere with

If something messes with another thing, it interferes with it and causes problems.

B2 common mostly spoken

expression

Hear it in real life

Why are you avoiding coffee after lunch?

It messes with my sleep if I drink it too late.

Play the conversation

Looking at my phone in bed really messes with my sleep.

The mistake everyone makes

Not: Coffee late at night messes ‸ my sleep.

Say: Coffee late at night messes with my sleep.

This meaning requires the preposition “with” before the thing affected.

Build it

How it fits in a sentence.

mess with something; messes with something; don't mess with something

Your turn: say it out loud

Looking at my phone in bed really messes with my sleep.

Say it out loud two or three times, until it feels like yours.

mess with something

interfere with

“Looking at my phone in bed really messes with my sleep.”

heytardy

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