Reducing Suits (Feb, 1950)
Do they mean that the Jockeys lose that weight? Or the horses? Because I think the only way a jockey is going to loose five pounds in an hour is if you cut their leg off.
Horses, as well as overweight humans, can trim off pounds by sunning in a plastic “silhouette” suit. Jockeys say it helps them reduce as much as five pounds in an hour.