Kate Upton poses with fitness guru David Kirsch

Kate Upton newbalance model

Kate Upton decided she needed to let the world know just how she keeps up with her perfect body by posting pictures of herself alongside celebrity personal trainer David Kirsch. David pushes Kate Upton to the max so that she can remain one of the hottest models around.

She she tweeted pictures of herself modeling Heidi Klum’s collection of New Balance trainers.