By the way, I like to run on a treadmill🤣did you know that the treadmill was actually a tool of punishment in prisons. The expression "dancing on a step mill" (as the prototype of the treadmill was called) meant "serving a sentence in hard labor." In 1902, the step ladder was recognized as inhumane and its use was prohibited. Eleven years later, Henry Ford slightly changed the design of the "step mill" and turned it into a conveyor.

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Crazy to think that what we now use for fitness started as a punishment tool! It's a wild transformation from prison labor to workout staple. Makes you wonder what other everyday items have such unexpected origins.