An Experimental Study of Chronic Fatigue

Abstract

In 1923, in a paper called "Physiology of Exercise," 1 we presented the results of a study of the physical capacity of children by means of a stationary bicycle. It was then pointed out that a considerable number of supposedly normal children fell below the average in physical strength and endurance. This striking observation led us to an inquiry into the psychophysiologic aspects of general subefficiency. The results were published in a paper called "Chronic Fatigue in the School Child: A