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The Evolution of Medical Views on Exercise

J.L. Comstock

Comstock, J. L. M.D., Outlines of Physiology, both Comparative and Human, New York: Pratt, Woodford & Co., 1844.

Definition Objective

Exercise gives motion to certain muscles & relaxes the mind, causes the blood to circulate freely, for Equitation — brings all the principal muscles into play, shakes the viscera in such a manner as to give a vigorous action to the pipes and strainers throughout the system, and perhaps to detach any little adhesions that might be taking place among them.

Comstock, 245, 253.

Frequency Type / Mode 


Comstock, 243, 263.

Sparring & walking, sawing, splitting wood, gardening, horseback riding, field sports, laughing, plaining, turning the lathe or auger, angling, skipping, running, leaping in height, jumping with a hoop or pole, swinging, carrying, archery.

Comstock, 230, 237, 241, 245, 247-258, 264, 266-271.

Duration Time of Day  Intensity

An hour or two (in the case of walking and for pupils)

Comstock, 237, 264.



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