GymBoss Interval Timer. Boxers, Grapplers, and Martial Artists can benefit from the Gymboss personal boxing training timer which allows you to time ANY round time followed by ANY rest time from 2 seconds to 60 minutes.
Training 3 minute rounds and 1 minute rest is good, but seldom are matches a steady 3 or 5 minutes of fighting. Often there are many short 10, 20, or 30 second high intensity bursts within a round followed by very short recovery periods. Training for these shorter, higher intensity periods that are followed by very short rests, may give you the needed advantage over a fighter who does not.
Running and jumping rope are a critical part of a fighter