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    Chief Complaint


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    Patent Pending

    Shortened Modified Fatigue Impact Scale (MFIS)

    Shorter version of MFIS which measures the impact fatigue takes on a patient's daily life.


    The shortened version of the MFIS uses questions 1, 9, 10, 17, and 19 from the longer version of the MFIS.

    When to Use

    Shorter, equally as accurate way of quantifying the impact of fatigue on daily functioning in patients with Multiple Sclerosis, compared to its predecessor the MFIS.


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    Creator Insights


    The tool is useful for longitudinal tracking of a patient's MS-associated fatigue, but can also be used to quickly measure severity of fatigue.

    Dr. John Fisk

    About the Creator

    John Fisk, MD, is an associate professor of psychiatry in the Department Psychology and Neuroscience at Dalhousie University in Canada. He is also the chair of the Clinical and Population Health Research Review Committee of the MS Society of Canada. Dr. Fisk’s research focuses on the epidemiology, cognitive symptoms and health-related quality of life issues in neurodegenerative diseases including multiple sclerosis, dementia, systemic lupus erythematosus and Parkinson’s disease.

    To view Dr. John Fisk's publications, visit PubMed