Things other people find relaxing/unwinding but you find stressful

You’re not alone there. Here’s a whole thread on that topic-- it got to 60 posts.

Another thing other people like but I don’t is “white noise,” i.e., the noise of a fan or the HVAC. It’s like a wall of monotonous static, like all the fingernails in the world on all the blackboards in the world. When I used to have a loud fan in my HVAC system, I had to sleep with earplugs.