Kickboxing Reaction Training: Master Speed, Focus & Timing In Kickboxing, reaction time is everything. The difference between a champion and an average fighter often comes down to how fast you can see, think, and strike. Reaction training builds explosive speed, sharper reflexes, and next-level defense — so you’re always one step ahead. Top Kickboxing Reaction Drills 1. Pad Flinch Drill: Partner throws quick jabs or feints — you react instantly with blocks, slips, or counters. 2. Color or Number