What to use instead of the word release?

[sinashah]

Hey guys
I have a question,it's from our english exam some weeks ago,there was a sentence saying"when you excercise,your body releases endorphins,release means..."and then there was 4 choices which two of them were raise and set,which one do you think is better and should be used instead of release thank you in advance

[DavidAmes]

I would say "Your organs release."