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Fast-bowling knowledge lab
Evidence-aware guides to filming, measuring and interpreting a fast-bowling action with an ordinary phone camera.
Published
Start with the question you have
Filming
How to film your fast-bowling action
A practical camera setup for recording a complete delivery that can be reviewed by a coach or analysed frame by frame.
Biomechanics
Front-knee brace in fast bowling
What front-knee brace means, when it is measured and why a single knee-angle number never tells the whole story.
Biomechanics
Trunk lean at release
How forward and lateral trunk position are described at release, and what a side-on phone camera can measure responsibly.
Consistency
Release-point consistency
A guide to comparing release positions across deliveries without mistaking camera movement for a change in technique.
Limitations
Can a phone check whether a bowling action is legal?
Why an ordinary phone video can support coaching but cannot replace an official three-dimensional bowling-action assessment.