Core
How to do a crunch with good form
Good crunch form comes down to: controlled shoulder-blade lift, full range.
How to set up
Film from the side with your whole body in frame.
What good form looks like
Focus on controlled shoulder-blade lift, full range. Move with control, full range, and consistent tempo.
Common crunch mistakes
- Pulling the neck
- Bouncing
- Tiny range
Check your own crunch
Film one set and Latho's AI coach scores your form and shows the one thing to fix.
Get LathoMore exercises
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Coaching feedback, not medical advice. Stop if you feel pain and consult a professional.