indefinite article with jet lag?

Is it correct to say

I always have a jet lag.

or you don’t need the article “a” -> " I always have jet lag."

“Jet lag” is an uncountable noun. You mustn’t use an indefinite article before.

Thank you so much! :slight_smile:

What does “jet lag” mean?

Thanks

did you bother looking it up?
thefreedictionary.com/jet+lag

HI! jet lag-//-the feeling of being very tired and sometimes confused because you have travelled quickly on a plane across parts of the world where the time is different