Doug Crashley: The Triangle Drill Challenge is a variation of a drill we use to develop speed and reaction time. But the challenge component causes further fatigue and improves decision-making during high-pressure situations during a game.
How To: Perform the drill as demonstrated in this video.
Choose a work-to-rest ratio that simulates your sport.
If you're a football player, work for about 10 seconds and rest for about 30 seconds.
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