Gym Nerd

a person who always talks about going to the gym. Everything is about gym.
and also a word for people when someone mentions about going to the gym once.

Me:"If u used ur hours from playing roblox to going to the gym you'd be ripped asf"
10 year old on roblox:"YoUr SUcH a GyM nErD yOu ShOuLdN't Be FoRcInG PeOpLe" blah blah blah.