Camera-based form checking is oversold. What AI can and cannot tell you about technique, and the four things that actually fix your form.

By Coach Voris, NASM-CPT · AI Fitness · AI Fitness, Technique, Beginner Guides, AI Personal Trainer

Short answer: not the way the marketing implies. Here is what is real, what is not, and what actually fixes technique. Pose estimation from a phone camera can track joint positions reasonably well for simple, flat-on movements in good light: a bodyweight squat facing the camera, a press, a lunge. It can count reps and flag a very obvious fault, like knees collapsing inward. - Judge bracing, breathing or where your weight sits in your foot. - See a rounding spine under load from a bad angle, which is most angles. - Tell a deliberate technique choice from a fault. A low-bar squat looks "wrong" next to a high-bar template. - Know what your shoulder did in 2019. That is why FitForge does not claim camera form checking. It would be a worse answer than the honest one. 1. Film yourself from the side, at hip height. One set, one angle, every few weeks. Most faults are visible to you immediately.…

Can an AI Coach Fix My Form? An Honest Answer