Mike Lewek, PT, PhD

Research Background and Interests

Biomechanical, neurophysiologic, and motor learning aspects of locomotor training; Locomotor function following neurologic injury; Muscle function following stroke

Current Research

Role of sensory information from hip afferents and limb load on walking after stroke.

Torque generation from repeated contractions following SCI

Limb alignment and the progression of knee osteoarthritis

Education 

University of Delaware, PhD, 2003, Biomechanics and Movement Science
University of Delaware, MPT, 1999, Physical Therapy
Ithaca College, BS, 1997, Exercise Science

Teaching

PHYT 730 Kinesiology and Biomechanics

Selected Publications

 

Lewek MD, Poole R, Johnson J, Halawa O, Huang X.  Arm Swing Magnitude and Asymmetry During Gait in the Early Stages of Parkinson’s Disease.  Gait & Posture.

Cruz TH, Lewek MD, Dhaher YY.  Biomechanical impairments and gait adaptations post-stroke: multi-factorial associations.  Journal of Biomechanics 2009 Aug 7;42(11):1673-7.

Lewek MD, Cruz TH, Moore JL, Roth HR, Dhaher YY, Hornby TG. Allowing intralimb kinematic variability during locomotor training poststroke improves kinematic consistency: a subgroup analysis from a randomized clinical trial.  Phys Ther. 2009 Aug;89(8):829-39.

Courtney CA, Lewek MD, Witte PO, Chmell SJ, Hornby TG.  Heightened flexor withdrawal responses in subjects with knee osteoarthritis. J Pain. 2009 Jul 21.

Hornby TG, Lewek MD, Thompson CK, Heitz R.  Repeated maximal volitional effort contractions in human spinal cord injury: Initial torque increases and reduced fatigue.  Neurorehabil Neural Repair. 2009 May 28.

Lewek, MD, Hornby TG, Dhaher YY, Schmit BD.  Prolonged quadriceps activity following imposed hip extension: a neurophysiological mechanism for stiff-knee gait?  J Neurophysiol. 2007: 98(6)  3153-62.

Rudolph KS, Schmitt LC, Lewek MD. Age-related changes in strength, joint laxity and walking patterns: Are they related to knee osteoarthritis?  Phys Ther. 2007: 87(11)  1422-32.

Ramsey DK, Snyder-Mackler L, Lewek MD, Newcomb W, Rudolph KS. Effect of anatomical realignment on muscle function during gait in patients with medial compartment knee osteoarthritis.  Arthritis Care & Research 2007: 57(3) 389-97.

Lewek MD, Schmit BD, Hornby TG, Dhaher Y.  Hip joint position modulates volitional knee extensor muscle activity after stroke.  Muscle and Nerve.  2006: 34(6) 767-74.

Lewek MD, Scholz J, Rudolph KS, Snyder-Mackler L.  Stride-to-stride variability of knee motion in patients with knee osteoarthritis. Gait & Posture. 2006: 23(4) 505-11.

Lewek MD, Ramsey D, Snyder-Mackler L, Rudolph KS.  Knee stabilization in patients with medial knee osteoarthritis.  Arthritis & Rheumatism 2005; 52(9) 2845-53.

Risberg MA, Lewek MD, Snyder-Mackler L.  Evidence for ACL rehabilitation: How much and what type?  Physical Therapy in Sport 2004: 5(3) 125-145.

Lewek MD, Rudolph KS, Snyder-Mackler L.  Control of frontal plane knee laxity during gait in patients with medial compartment knee osteoarthritis.  Osteoarthritis and Cartilage 2004: 12(9) 745-51.

Lewek MD, Rudolph KS, Snyder-Mackler L.  The incidence of activation failure in the quadriceps femoris muscle in patients with symptomatic knee osteoarthritis.  Journal of Orthopedic Research. 2004: 22(1) 110-115.

LaStayo PC, Woolf J, Lewek MD, Snyder-Mackler L, Reich T, Lindstedt SL.  Eccentric muscle contractions:  Their contribution to injury, prevention, rehabilitation and sport.  Journal of Orthopedic and Sports Physical Therapy. 2003: 33(10) 557-571.

Lewek MD, Chmielewski TL, Risberg M, Snyder-Mackler L.  Dynamic knee stability in the ACL deficient knee.  Exercise and Sport Science Reviews. 2003: 31(4)195-200.

Williams GN, Higgins MJ, Lewek M.  Aging skeletal muscle: physiologic changes and the effects of training.  Physical Therapy.  2002: 82 (1) 62-68.

Lewek MD, Rudolph KS, Axe MJ, Snyder-Mackler L. The effect of insufficient quadriceps strength on gait after anterior cruciate ligament reconstruction. Clinical Biomechanics 2002: 17(1) 56-63.

Lewek MD, Stevens J, Snyder-Mackler L. The use of electrical stimulation to increase quadriceps femoris muscle strength in an elderly patient following a total knee arthroplasty. Physical Therapy 2001: 81 (9) 1565-1571.

 

Book Chapters

Hartigan E, Lewek MD, Snyder-Mackler L. The Knee Complex. In: Levangie, P. and Norkin, C. (eds). Joint Structure and Function: A Comprehensive Analysis. 5^th Ed. Philadelphia, F.A. Davis Company, anticipated publication 2010.

Lewek MD, Snyder-Mackler L. The Knee Complex. In: Levangie, P. and Norkin, C. (eds). Joint Structure and Function: A Comprehensive Analysis. 4^th Ed. Philadelphia, F.A. Davis Company, 2005.

Professional Societies

American Physical Therapy Association

Sections on Neurology

            Section on Research
Society for Neuroscience