Photo of Fay B. Horak, Ph.D., P.T.

Fay B. Horak Ph.D., P.T.

Dr. Horak studies neurological disorders that effect balance and gait in the elderly, people with Parkinson's disease, multiple sclerosis, cerebellar ataxia, vestibular injury or disease, diabetic neuropathy, and back pain.

View video about Dr. Horak's work

Recent awards:

One of the most cited articles over the last 125 years by the American Physiological Society for 2012: Horak FB, Nashner LM. Central programming of postural movements - adaptation to altered support-surface configurations. Journal of Neurophysiology. 55: 1369-1381, 1986. OHSU Technology Innovation Award/Patent 7.867.140 for 2012 National Translational Neurology Researcher Award, awarded by the Neurology Section of the American Physical Therapy Association for 2011 2014 Medical Research Foundation Mentor Award. The Mentor Award is presented to an Oregonian who has provided outstanding leadership and support of health research, education or the advancement of health care.

Professor of neurology:

Department of Neurology
Department of Biomedical Engineering (profile)
Department of Physiology and Pharmacology

Faculty member:
Neuroscience Graduate Program

Honorary faculty:
University of Oregon
Pacific University
University of Calgary
University of Waterloo

PubMed Listing

Grants (current):

NIH, National Institute of Aging: Peripheral and Central Postural Disorders in the Elderly (1989-2019)

Veterans Affairs RR&D: Frontal cortex and gait freezing in Parkinson’s disease: rehabilitation impact (2014-2017)

Pacific Northwest Udall Center (UW, subcontract NIH): Balance/Gait Disorders in PD associated with Genetic inheritance (2015-2020)

NIH STTR Phase II: A Short Instrumented Test of Mobility for Neurological Disorders: ISAW (2014-2017)

SBIR from NIH: IMove: Instrumented Movement Analysis to Quantify Gait in Cerebral Palsy (2015-2017)

NIH, National Cancer Institue: Preventing Falls after Cancer: Tai Chi vs. Strength Training (2012-2017)

Michael J. Fox Foundation: Effects of augmenting cholinergic function on gait and balance (2014-2017)

U.S. Army Medical Research Acquisition Activity: Assessment and Rehabilitation of Central Sensory Impairments for Balance in mTBI (2015-2019)

National Multiple Sclerosis Society: Identification of Gait and Balance Deficits in Patients with MS using Wireless Sesnors (2014-2017)

Education

  • B.S., University of Wisconsin 1973
  • M.S., University of Minnesota 1977
  • Ph.D., University of Washington 1982

Publications

  • "Effects of lipoic acid on walking performance, gait, and balance in secondary progressive multiple sclerosis." Complementary Therapies in Medicine  In: , Vol. 41, 01.12.2018, p. 169-174.
  • "Parkinson's disease does not alter automatic visual-motor coupling in postural control." Neuroscience Letters  In: , Vol. 686, 01.11.2018, p. 47-52.
  • "The Impact of Freezing of Gait on Balance Perception and Mobility in Community-Living with Parkinson'S Disease."   40th Annual International Conference of the IEEE Engineering in Medicine and Biology Society, EMBC 2018. Vol. 2018-July Institute of Electrical and Electronics Engineers Inc., 2018. p. 3040-3043 8512910.
  • "Gait stability has phase-dependent dual-task costs in Parkinson's disease." Frontiers in Neurology  In: , Vol. 9, No. MAY, 373, 30.05.2018.
  • "Day-to-day variability of postural sway and its association with cognitive function in older adults : A pilot study." Frontiers in Aging Neuroscience  In: , Vol. 10, No. MAY, 126, 04.05.2018.
  • "What if low back pain is the most prevalent parkinsonism in the world?" Frontiers in Neurology  In: , Vol. 9, No. MAY, 313, 02.05.2018.
  • "Consensus Paper : Neurophysiological Assessments of Ataxias in Daily Practice." Cerebellum  In: , 14.04.2018, p. 1-26.
  • "Gait asymmetry in people with Parkinson's disease is linked to reduced integrity of callosal sensorimotor regions." Frontiers in Neurology  In: , Vol. 9, No. APR, 215, 04.04.2018.
  • "Dysfunctional Limbic Circuitry Underlying Freezing of Gait in Parkinson's Disease." Neuroscience  In: , Vol. 374, 15.03.2018, p. 119-132.
  • "Inertial Sensor-Based Assessment of Central Sensory Integration for Balance after Mild Traumatic Brain Injury." Military Medicine  In: , Vol. 183, 01.03.2018, p. 327-332.
  • "Are hypometric anticipatory postural adjustments contributing to freezing of gait in Parkinson's disease?" Frontiers in Aging Neuroscience  In: , Vol. 10, No. FEB, 36, 15.02.2018.
  • "Case studies in neuroscience : a dissociation of balance and posture demonstrated by camptocormia." Journal of Neurophysiology  In: , Vol. 119, No. 1, 01.01.2018, p. 33-38.
  • "Instrumented Test of Sensory Integration for Balance : A Validation Study." Journal of Geriatric Physical Therapy  In: , Vol. 41, No. 2, 01.01.2018, p. 77-84.
  • "Biomechanics and neural control of movement, 20 years later : What have we learned and what has changed?" Journal of NeuroEngineering and Rehabilitation  In: , Vol. 14, No. 1, 91, 11.09.2017.
  • "Relationship between perceived fatigue and performance fatigability in people with multiple sclerosis : A systematic review and meta-analysis." Journal of Psychosomatic Research  In: , Vol. 100, 01.09.2017, p. 1-7.
  • "Postural motor learning in Parkinson's disease : The effect of practice on continuous compensatory postural regulation." Gait and Posture  In: , Vol. 57, 01.09.2017, p. 299-304.
  • "Falls, functioning, and disability among women with persistent symptoms of chemotherapy-induced peripheral neuropathy." Journal of Clinical Oncology  In: , Vol. 35, No. 23, 10.08.2017, p. 2604-2612.
  • "Investigation of anticipatory postural adjustments during One-Leg Stance using inertial sensors : Evidence from subjects with Parkinsonism." Frontiers in Neurology  In: , Vol. 8, No. JUL, 361, 25.07.2017.
  • "Anticipatory Postural Adjustment During Self-Initiated, Cued, and Compensatory Stepping in Healthy Older Adults and Patients With Parkinson Disease." Archives of Physical Medicine and Rehabilitation  In: , Vol. 98, No. 7, 01.07.2017, p. 1316-1324.e1.
  • "Validity of the Instrumented Push and Release Test to Quantify Postural Responses in Persons With Multiple Sclerosis." Archives of Physical Medicine and Rehabilitation  In: , Vol. 98, No. 7, 01.07.2017, p. 1325-1331.
  • "Dual task interference on postural sway, postural transitions and gait in people with Parkinson's disease and freezing of gait." Gait and Posture  In: , Vol. 56, 01.07.2017, p. 76-81.
  • "Instrumented balance and walking assessments in persons with multiple sclerosis show strong test-retest reliability." Journal of NeuroEngineering and Rehabilitation  In: , Vol. 14, No. 1, 43, 22.05.2017.
  • "Corpus Callosum Structural Integrity Is Associated with Postural Control Improvement in Persons with Multiple Sclerosis Who Have Minimal Disability." Neurorehabilitation and Neural Repair  In: , Vol. 31, No. 4, 01.04.2017, p. 343-353.
  • "Impaired perception of surface tilt in progressive supranuclear palsy." PLoS One  In: , Vol. 12, No. 3, e0173351, 01.03.2017.
  • "An fMRI-compatible force measurement system for the evaluation of the neural correlates of step initiation." Scientific Reports  In: , Vol. 7, 43088, 23.02.2017.
  • "Assessment and rehabilitation of central sensory impairments for balance in mTBI using auditory biofeedback : A randomized clinical trial." BMC Neurology  In: , Vol. 17, No. 1, 41, 23.02.2017.
  • "The clinical significance of freezing while turning in Parkinson's disease." Neuroscience  In: , Vol. 343, 20.02.2017, p. 222-228.
  • "Recovery from multiple apas delays gait initiation in parkinson’s disease." Frontiers in Human Neuroscience  In: , Vol. 11, 60, 14.02.2017.
  • "Gait initiation is impaired in subjects with Parkinson's disease in the OFF state : Evidence from the analysis of the anticipatory postural adjustments through wearable inertial sensors." Gait and Posture  In: , Vol. 51, 01.01.2017, p. 218-221.
  • "Coherence analysis of trunk and leg acceleration reveals altered postural sway strategy during standing in persons with multiple sclerosis." Human Movement Science  In: , 01.01.2017.

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