We may receive a commission on purchases made from links. For athletes (or undercover athletes), staying in peak physical condition is a full-time job. Whether you're at home visualizing moves in your ...

Boxing has always thrived on rivalries. From Muhammad Ali’s thunderous all-time trilogy with Joe Frazier to Manny Pacquiao’s epic four-fight series with Juan Manuel Marquez, these weren’t just ...

There are plenty of extremely skilled and talented boxers. However, there is only one man in the modern era who can claim that he fought 50 times as a professional and never lost, amassing 15 major ...