How to practice coordination! Help of very rapid Thank you!

I am a sports health running the stairs when everyone else is running very quickly! ! I do not know how to run the stairs for a little more for a while. And run fast also is likely to encounter the stairs should be a coordination body is not right! ! Please lend a helping hand! ! ! - -

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It depends on what is coordinated! If the hands and legs, then! That is in the same direction of the legs and hands while hand-punching, leg and knee! The sooner the better! This is what I used when practicing Tae Kwon Do! You try it!