Lever Preacher Curl
- Músculo objetivo
- Brachialis
- Músculos sinergistas
- Biceps Brachii, Brachioradialis
- Equipamiento
- Leverage machine
- Parte del cuerpo
- Upper Arms
- Tipo
- Strength
The lever preacher curl is a machine-based isolation exercise that targets the brachialis, with the biceps brachii and brachioradialis assisting. The angled preacher pad pins your upper arms in place, so you cannot swing the weight up, and the leverage arm keeps tension on the elbow flexors from the stretched bottom position to the top of the curl.
Cómo hacer el Lever Preacher Curl
- 1Set the seat height so that when you sit down your upper arms lie flat along the preacher pad and your armpits rest against the top edge without your shoulders shrugging up.
- 2Line your elbows up with the pivot point of the lever arms, then grip the handles with an underhand (supinated) or neutral grip, whichever the machine offers.
- 3Sit tall with your chest against the pad and your feet flat on the floor, and let the handles settle into the bottom position with your elbows almost straight but not locked.
- 4Curl the handles up by flexing your elbows, keeping your upper arms pressed into the pad and your shoulders down.
- 5Continue until your forearms are roughly vertical or the handles reach shoulder height, stopping before your elbows lift off the pad.
- 6Pause for a beat at the top, then lower the handles under control until your elbows are almost straight again.
- 7Complete your reps, guide the handles back to the resting position under control, then release your grip and stand up.
Consejos de técnica
- Keep your upper arms in full contact with the pad at all times — lifting them off shortens the range of motion and hands the work to your shoulders.
- Take 2–3 seconds to lower the handles; the eccentric drives growth in the elbow flexors and eases the load on the elbow joint.
- Keep your wrists straight and stacked over your forearms rather than curling them, so the load stays on the elbow flexors instead of the wrists.
- If the machine allows both, a neutral grip biases the brachialis and brachioradialis, while a supinated grip brings the biceps brachii in more strongly.
- Breathe out as you curl up and breathe in as you lower the weight back down.
Errores comunes
- Setting the seat too low, which pushes the top edge of the pad under your armpits and rounds your shoulders forward instead of anchoring your upper arms.
- Loading too much weight and cutting the range of motion short, which reduces the stimulus on the brachialis and biceps and stresses the elbow at the bottom.
- Letting the elbows lift off the pad on the way up, which turns the rep into shoulder flexion and lets momentum replace the elbow flexors.
- Snapping the elbows into a locked-out extension at the bottom, which dumps the load onto the elbow joint and its connective tissue rather than the muscle.
- Dropping the weight back down instead of lowering it, which throws away the half of each rep that the fixed pad makes so effective.
Preguntas frecuentes
What muscles does the lever preacher curl work?
It primarily targets the brachialis, the muscle underneath the biceps that pushes the biceps up and adds thickness to the upper arm. The biceps brachii and brachioradialis assist as synergists.
How is the lever preacher curl different from a dumbbell or barbell preacher curl?
The leverage machine holds the resistance on a fixed path, so you do not have to balance a free weight and can put all of your attention on the elbow flexors. That makes it a good pick for beginners learning the movement, or for high-rep arm work at the end of a session.
Should my elbows stay on the pad the entire time?
Yes — anchoring your upper arms against the pad is the whole point of the preacher setup. As soon as your elbows lift, your shoulders start flexing and the brachialis and biceps lose the isolation you set up for.
How many sets and reps should I do?
Two to four sets of 8–15 reps works well for building size and strength in the upper arms. Because it isolates a small muscle group, program it after your compound pulling work rather than as the first movement of a session.
