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a) improper alignments:

i) not executed to solar plexus level

ii) not extended to proper depth:

1) punching arm not pointing upward at 45 degree angle

2) elbow over-extended (should extend to just past ribs)

iii) not executed to center-line

iv) wrist bent improperly:

1) not punching with the first two knuckles of fist (horizontal bend)

2) wrist bent too much (vertical bend)

3) wrist bent not enough (vertical bend)

v) fist not fully inverted (palm pointing upward)

 

b) improper formation of fist:

i) thumb

1) not wrapped over bottom of fingers (for standard punch)

2) not pressed tightly again rest of fist (punch variation - aka "sun" fist)

3) tucked under index finger

ii) fingers

1) not fully bent (aka not creating Compact Unit)

2) not all finger bent properly

 

c) improper execution:

i) executed with elbow not contouring own body (aka "chicken winging")

ii) execution not at proper speeds / methods

1) executed too slow (transforms into push with knuckles)

2) executed too fast (body unable to keep up with strike)

3) executed too tense (unable to achieve proper 'snap' of strike) (strike looks 'pushed' out)

4) strike not tensed at Point of Contact (improper timing / never)

 

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