Muhammad Ali redefined heavyweight boxing—he broke every rule about how big men should fight. Across 21 years as a professional, Ali won 56 fights (37 by knockout) and lost only 5. Ali turned fights ...
Ali competed for the final time in 1981, hanging up the gloves with a record of 56 wins from 61 fights. He became world heavyweight champion for the first time in 1964, but it was a man who last ...