Conventional Deadlift
Pull the world off the floor — the truest full-body strength test
Front
Back
Body path data: react-native-body-highlighter (MIT License) · © HichamELBSI
Primary movers
Assisting muscles
If the squat is the king of the lower body, the deadlift is the most honest measurement of full-body strength there is: a loaded barbell on the floor, and you pull it to lockout. No run-up, no stretch reflex, no machine assistance — either it comes up or it doesn’t. From the posterior chain to grip, from trunk stiffness to sheer will, the deadlift audits every link in one rep, and the bar tells you exactly which link is weakest.
What the movement looks like
The bar sits directly over mid-foot, feet hip-width apart. Hinge down and grab the bar, engage the lats, lift the chest, lock the spine in neutral — think of pre-loading the bar into the floor and wringing your whole body tight. Then drive: don’t pull with the arms, push the floor away with your legs. Hips and shoulders rise together, the bar travels a vertical line brushing your shins and thighs, until hips and knees lock and the body forms one straight line. Lower by hinging back down the same path.
There is one standard: a neutral spine from the first pull to lockout. The moment the lower back rounds, the rep doesn’t count — no matter what’s on the bar.
Primary movers
Erector spinae. Maximal isometric work the entire time, fixing the spine into a rigid lever. No movement loads the erectors heavier, and no movement builds lower-back strength more directly.
Glutes and hamstrings. The main engine of hip extension. From knee height to lockout, the entire second half of the pull is glutes and hamstrings driving the hips forward. A weak lockout almost always lives here.
Lats. They press the bar into the body so it tracks a vertical line against your legs. Let the lats go slack and the bar drifts forward, instantly multiplying the moment arm on the lumbar spine — the lats are the most underrated primary mover in the deadlift.
Traps and forearms. The traps suspend the entire upper-body frame under load; the forearms keep the bar in your hands. For most lifters, grip becomes the ceiling before the posterior chain does.
Assisting muscles
Quads. They handle knee extension off the floor, pushing the bar from the ground to knee height. If your starting position feels grindy, check the quads and your setup distance first.
Core. It generates intra-abdominal pressure and, with the erectors, turns the trunk into a rigid force conduit. On heavy pulls, the quality of your brace is the safety margin for your lumbar spine.
Training perspective
The deadlift’s value has two layers. The first is what it trains: the entire posterior chain, upper-back thickness, and grip — exactly the qualities that atrophy most in a sedentary life. The second is what it teaches: how to hold a neutral spine under serious load and coordinate the whole body into one effort — a skill that transfers to moving boxes, carrying kids, and every other lift you do.
It is also one of the most expensive movements to recover from. Heavy deadlifts accumulate deep central and lower-back fatigue, so program with restraint:
- 1–5 reps · RPE 7–9 — the main strength range. Once or twice a week at modest total sets progresses fastest.
- 5–8 reps · RPE 7 — for accumulating volume. High-rep deadlifts demand exceptional technical consistency, and sets to failure have a terrible risk-to-reward ratio.
Two common failure patterns. Rounding off the floor — almost always a setup error: the bar too far from the body, or pulling before the brace is finished. A weak lockout — underpowered glutes or an untrained “hips through” pattern; fix it with RDLs and hip thrusts. One more rule: start every rep from a dead stop. Bouncing reps off the floor trains the bounce, not your strength.