Each year, 30,000 people are seriously injured by exercise equipment.
46
In 1910 football teams were penalized 15 yards for an incompleted forward pass.
63
When pitched, the average Major League baseball rotates 15 times before being hit.
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The household wrench was invented by boxing heavyweight champion Jack Johnson in 1922.
51
A 'face-off' in hockey was originally called a 'puck-off'.
70
Tug of War was an Olympic event between 1900 and 1920.
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The first baseball caps were made of straw.
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