Jake Paul has a boxing record unlike any other in the history ... The third knockdown came off of a powerful right hand midway through the second round and left Robinson tumbling to the canvas ...

The boxers had been actively boxing for 4–15 years (mean 9.87), were aged 17–46 years (mean 32.25), and weighed 65–101 kg (mean 81.06). They were divided into two groups according to the research ...