The Manual - How to perform a finger lock

1. Control your opponent's wrist with one hand. With your other hand, grab one or more of your opponent's fingers tightly -locking fewer fingers will make the technique more effective.


2. Hyperextend the fingers by pulling them in a direction outside of their range of motion - try bending the fingers towards the knuckles. Fingers can also be bent and twisted sideways.


3. A thumb compression lock can also be applied by curling it into itself and pressing the tip of the nail down into the palm of the hand.

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By martial arts expert Markos Markou

Illustration by Nick Hardcastle