American National Red Cross, American Red Cross Text-Book on Home Hygiene and Care of the Sick
“ Considering the important part played by uncorrected physical defects in causing permanent physical disability among adults, do you think in the long run it is cheaper or more expensive for a community to spend money in protecting the health of school children? Discuss the particular needs of convalescent and of chronic patients. Explain the effect of activity upon recovery, and explain why it is desirable for invalids to have occupation. ”
