beyer

Updated: June 26, 2025

Beyer found, however, that the addition of lung area gained by exercise did not keep up with the increase thus caused in muscular substance, and that the vital index always became smaller in those who had gained weight and strength by special physical training. How much gain in weight is desirable beyond the point where the lung capacity increases at an equal rate is unknown.

G. Stanley Hall - Youth: Its Education, Regimen, and Hygiene