Background: Mental fatigability is a measure of an individual’s susceptibility to increased mental fatigue resulting from engaging in physical and/or mental activities. Mental fatigability is important in hospitalized patients because it is has been shown to be associated with reduced physical activity levels, and reduced activity directly contributes to hospital associated disability and reduced functional [...]

Background: Fatigability describes how fatigued a patient is at any given level of activity, and is measured as the degree of fatigue a patient experiences after performing a specific amount of activity. The National Institute of Aging has suggested that fatigability is an important measure in patients with conditions where fatigue is a prominent symptom, [...]