Excerpt from American Journal of Diseases of Children, Vol. 25: 1923 It may be in place to mention here that the quantitative determina tion of the mechanical output of the human engine is not as easy as that of a steam engine, for example. In the latter case all factors involved can be measured accurately. The human engine, however, can draw on its reserve power, which varies with different persons, depend ing largely on a factor ruled by the central nervous system. NO method has yet and probably never will be found for ...
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Excerpt from American Journal of Diseases of Children, Vol. 25: 1923 It may be in place to mention here that the quantitative determina tion of the mechanical output of the human engine is not as easy as that of a steam engine, for example. In the latter case all factors involved can be measured accurately. The human engine, however, can draw on its reserve power, which varies with different persons, depend ing largely on a factor ruled by the central nervous system. NO method has yet and probably never will be found for its determination. There fore, the results of a study of the quantity Of human muscular output must be relative. This applies also to the data recorded in this paper. About the Publisher Forgotten Books publishes hundreds of thousands of rare and classic books. Find more at ... This book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digitally reconstruct the work, preserving the original format whilst repairing imperfections present in the aged copy. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in our edition. We do, however, repair the vast majority of imperfections successfully; any imperfections that remain are intentionally left to preserve the state of such historical works.
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