I used to punch like everyone else—weak, ineffective, relying on arm strength. Then I learned this 3-second biomechanical fix ...

The first and only punch of a boxing match delivered a knockout and plenty of controversy. Viktor Jurk, 26, landed a vicious left-hook knockout of Edwin Castillo, 23, to open their heavyweight fight ...

It must be strange for a retired boxer to have thrown so many punches in a career yet only be remembered for one. One swing of a fist. One thwack and crack. One example of cause and effect. As well as ...