In this video, Alex is demonstrating Ankle Pumps. Ankle pumps assist in preventing blood clots (DVTs) and reducing swelling through the muscle pump action of the calf muscles. Ankle pumps can also reduce stiffness at the ankles.
Point your toes down away from your knees
Pull your toes up toward your knees
Make a nice big movement through your full range of motion
You can move both feet in the same or opposite directions