Muhammad Ali didn't just train — he was obsessed. Up at 5:30 AM, running six miles before the sun rose, grinding six days a week with shadow boxing, heavy bag work, sparring, and 300 sit-ups daily. No ...

There has never been anybody in the history of boxing quite like Muhammad Ali. To earn nicknames like “The Greatest” and “The People’s Champion”, you have to be something special, and Ali was.