This is a favorite routine of mine to do in the morning! It should not be fatiguing, but instead a nice mobility and warmup routine.
Static:Active Hip Flexor Stretch3 x (:20 static – :20 active) each side
Glute Bridge with Abduction2 x (10 x 5 second hold) Continuously clench butt.
Hip Hitches2 x 20 each side. Continuously clench butt.
Resistance Band Crab Walk2 x :30 each way
Isometric Glute Med Hold3 sets of 30 second holds each side
Psoas & Glute Med Exercise3 sets of 10 each side