Do you do a restless leg when you're idle, or while doing other things? I do that. I can't sit still either. The sit stand desk may be the best invention (and item) I ever got from my former workplace.
Then, I wish I could plonk a cycle down at my workstation and still reach my keyboard.
I'd have quads and calves the size of ... I can't think of a simile. I wanted to go with something automotive, but I want juxtapositions. Quads and calves the size of STAIRS.