Physical stamina

Definition and stakes

Francis M. Walters,  Physiology and Hygiene for Secondary Schools

“ A large proportion of the nerve cells have for their function the production of motion, and these are called into play only through muscular activity. Then, as already suggested, physical exercise counteracts the unpleasant effects of mental work. Hard study causes an excess of blood to be sent to the brain and a diminished amount [pg 329] to the arms and to the legs. Physical exercise redistributes the blood and equalizes the circulation. Light exercise should, therefore, follow hard study. ”
Source: Gutenberg

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