The disturbances of health due to weak feet are manifold, just as are

those due to eye-strain
The disturbances of health due to weak feet are manifold, just as are
those due to eye-strain. Pain in the feet, legs and back, often mistaken
for rheumatism, and improperly treated with drugs and liniment, chronic
general fatigue and nervous depression are often due to this rather
common affection.