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Last updated March 5, 2026
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Biceps

Spider Curl (Dumbbell)

Lie chest-down on an incline bench and curl dumbbells. The prone angle prevents cheating and keeps constant tension on the biceps.

Quick facts

Difficulty
Moderate
Mechanic
Isolation
Force
Pull
Type
Strength
Injury Risk
Low
Hypertrophy
Very High
Calorie Burn
Low-Medium

Muscle focus

Primary and secondary muscle groups targeted by this movement.

Primary

bicepsbicep (short head)

Secondary

outer bicep / brachialisupper forearm

Equipment & setup

What you need and how to position yourself before starting.

Equipment

dumbbellflat bench / sofa

Movement pattern

Bilateral

Posture

Lying

Tracking parameters

repsweight

Step-by-step instructions

Follow these cues to master proper technique and stay safe through every rep.

  1. Step 1Setup
    • Set an adjustable bench to approximately 45 degrees.
    • Lie prone (face-down) on the bench with your chest against the pad.
    • Hold a dumbbell in each hand with arms hanging straight down, palms facing forward.
  2. Step 2Execution
    • Curl both dumbbells upward by flexing your elbows.
    • Keep your upper arms vertical and stationary throughout.
    • Squeeze your biceps hard at the top of the curl.
  3. Step 3Return
    • Slowly lower the dumbbells back to full extension.
    • Avoid letting the weights drop or using momentum.
    • Maintain constant tension on the biceps throughout.
Version 1 · Created February 24, 2026