Young. Less than 3 years old. It will calm down if it's fixed after 5 years old. If not fixed a few more years.
Must say when first got my cat and had her fixed at around two years old she was still wanting to climb the drapes across the sliding glass door. Claw after claw up the drapes. Then walking across the pole holding up the draps itself.
So that jumping and running is nothing in comparison. 馃槅
