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How to do the Barbell Standing Concentration Curl

BicepsBarbellIntermediate

The barbell standing concentration curl strips away momentum and forces your biceps to do every ounce of the work, building dense, peaked muscle through pure tension. Master this movement and you will develop both the strength and mind-muscle connection that separates serious lifters from the rest.

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Muscles worked

Primary
Biceps
Secondary
BrachialisForearms

Step-by-step

  1. Hinge forward at the hips with a slight bend in the knees and brace your upper arms firmly against your inner thighs to anchor them in place.
  2. Grip the barbell with a supinated underhand grip at shoulder width and let it hang at full extension before initiating the curl.
  3. Drive the bar upward in a controlled arc by squeezing your biceps hard, keeping your upper arms completely stationary against your legs throughout.
  4. Lower the barbell slowly back to full extension over two to three seconds, resisting gravity to maximize eccentric tension on every rep.

Common mistakes

  • Letting the elbows drift forward off the thighs during the curl, which shifts stress to the front delts — press your upper arms firmly into your legs for the entire range of motion.
  • Using a load that is too heavy and shortening the range of motion, which robs you of peak contraction — select a weight that allows full extension at the bottom and a complete squeeze at the top.
  • Rushing the eccentric and dropping the bar back down, which wastes half the muscle-building stimulus — own the lowering phase with deliberate control on every single rep.

Pro tip — At the top of each rep, rotate your pinkies slightly upward as you squeeze to achieve maximum supination of the forearm, which fully shortens the biceps and recruits significantly more muscle fiber than stopping at a neutral wrist position.

Sets & reps by goal

Build muscle3–4 sets × 10–15 reps
Get stronger3–4 sets × 6–8 reps
Lose fat / tone3 sets × 12–20 reps

Rest: 60–90 sec between sets.

More Biceps exercises

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