If jon takes a summer break from exercise, he should when he restarts his cardiovascular exercise routine.

uh cause they want to stop talkin to you (depends if its online)

or if its in real life they just want you to sleep ig

or maybe they jus tired.

but if it's online they prob just saying that cause they dont wanna talk to you or they want u to leave

answer:

a possibility is  vasodilation.

"sweat  secretion stops when body temperature returns to normal. blood vessels supplying blood to the skin can swell or dilate - called  vasodilation."

"to maintain homeostasis, the blood vessels in your skin dilate to allow more blood flow to the surface of your body where it disperses the heat. you won’t feel the vasodilation, but you certainly will feel yourself sweating."

explanation: