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Fatigue measuring machine tested in England
A new fatigue measuring device described by Dr. Winifred Cullis shows nervous condition by counting dots punched on a moving paper strip. It reveals fatigue level and concentration ability, arguing energy waste from daily activity and hard pavements. O Sullivan's Heels are advertised as reducing shocks by absorbing jolts to preserve energy.
MENTIONED IN THIS ARTICLE
England
Winifred Cullis
London School of Medicine
O’sullivan