1. Stand on heels with balls of feet off the floor.
2. Walk on heels while keeping knees straight.
3. Walk as far as able during given time frame, stop at point of fatigue.
4. Do 3 sets of 1 minute, 1 time a day.
Courtesy of Tomah Memorial Hospital, Department of Physical Therapy, Tomah, WI; Elizabeth C.K. Bender, MSPT, ATC, CSCS; and Whitney Gnewikow, DPT, ATC.