Lift heavy, safely, with perfect form.
SportsReflector AI analyzes your trap bar deadlift by tracking key body landmarks including hips, knees, and ankles. We monitor hip hinge mechanics, back angle consistency, and knee flexion/extension throughout the lift. Our AI provides real-time feedback on bar path efficiency and overall movement symmetry to optimize your technique.
Primary Muscles
Glutes, Hamstrings, Quadriceps, Erector Spinae
Equipment
Trap Bar, Weight Plates
AI Score Categories
6 metrics tracked
SportsReflector tracks 6 key metrics to generate your 0โ100 form score.
AI Form Score
Every Trap Bar Deadlift session gets an overall form score plus category-level scoring for each metric above.
These are the most common Trap Bar Deadlift form errors โ and the ones most likely to cause injury or limit your progress.
Rounding the lower back (lumbar flexion) during the lift places excessive shear stress on the spinal discs, significantly increasing the risk of disc herniation and chronic lower back pain. This often occurs when the hips start too low or the lifter loses core bracing.
Fix: Initiate the lift by pushing the hips back and maintaining a neutral spine. Engage your core by bracing as if preparing for a punch. Ensure your chest is up and shoulders are pulled back before lifting.
If the hips rise significantly faster than the shoulders, the lift transforms into a stiff-legged deadlift, placing undue strain on the hamstrings and lower back. This reduces quadriceps involvement and can compromise spinal integrity.
Fix: Focus on lifting the bar and your body simultaneously. Think about pushing the floor away with your feet and driving your hips forward, maintaining a consistent angle between your torso and thighs for the initial pull.
Failing to achieve full hip extension at the top of the lift means you're not fully engaging the glutes and hamstrings, leaving strength gains on the table. It can also indicate poor glute activation or insufficient hamstring flexibility.
Fix: At the top of the movement, squeeze your glutes hard and push your hips forward until your body forms a straight line. Avoid hyperextending your lower back; the movement should come from the hips.
Starting with the shoulders positioned too far behind the bar can lead to the bar swinging forward during the ascent, creating an inefficient bar path and increasing leverage demands on the lower back. This can also cause a loss of balance.
Fix: Position yourself so your shoulders are directly over or slightly in front of the trap bar handles at the start. This ensures a more vertical bar path and keeps the weight centered over your midfoot throughout the lift.
Record your Trap Bar Deadlift on your iPhone and get an instant 0โ100 AI form score with specific corrections for every mistake above.
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Everything you need to know about SportsReflector
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