One arm pinned, zero swing, full peak.
Keep the back of your arm glued to the pad, don't let the elbow lift to cheat.
The Preacher Curl (Dumbbell) isolates the Biceps — no passengers. That makes it a clean tool for adding targeted biceps volume without extra fatigue.
The Preacher Curl (Dumbbell) primarily works the Biceps.
Pick a weight where you finish each set with 1 to 2 clean reps left in the tank. Own the top of your rep range before adding weight.
Yes, it's a unilateral movement. Start with your weaker side and match the reps with your stronger side so no side gets ahead.
