- Script
- ?
- Pencils
- ?
- Inks
- ?
- Letters
- ?
- Editing
- Julius Schwartz (original editor)
- Job Number
- S-814
- First Line of Dialogue or Text
- For every mile walked, a human being puts 250 tons of stress upon his feet...
- Genre
- non-fiction
- Reprints
Originally printed in Strange Adventures (DC, 1950 series) #127 (April 1961) as an "Amazing Ratios" feature.