Isotonic Exercises on the Stairs?

Isometric is more esthatic exercises where people have, i shall get reholt of the carved muscles. And diso donic exercisess when there is movement of the ankle joints. There's a difference between mid portion and insurgen moleculestan oppe. So if a patient has an insertion on the kines acilles tae nupwit ten, they shouldn't go and do their exercises on the stairs or on a step? Exactlynois also, i think, from clinical experience, you see that often these patients have a lot of provocation on eote centric exercising on the stairs.