i‑Hap 

Why do martial artists yell "Ki‑Hap"? There are two reasons: 

1.       Ki‑Hap is used when executing punches, kicks, throwing techniques, 
weapons techniques, etc. to help concentrate and focus power at the appropriate moment. 

2.       Ki‑Hap also helps relieve stress and build self-confidence. 

       Ki‑Hap is a method of controlled breathing. 

         Ki‑Hap means: Ki    =   Internal energy 

                              Hap  =   Combine  

                       Ki‑Hap  =  internal energy combined.