Manual of Rheumatology and Outpatient Orthopedic Disorders
FIG. 56-27. Hip flexion. Sitting on stairs or a chair with both feet flat on the floor, raise one knee up toward your chest as high as possible. Slowly lower it. (Reprinted from the Saunders Group, Inc. 1996.)
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Copyright 2000 by Lippincott Williams & Wilkins
Stephen A. Paget, M.D., Allan Gibofsky, M.D., J.D. and John F. Beary, III, M.D.
Manual of Rheumatology and Outpatient Orthopedic Disorders