Dumbbell Curl - Seated Straight Alternate

Recommendations: 2-3 Sets, 8-12 Reps, 80 Wght

Beginner Biceps Forearms Shoulders Traps Strength Dumbbell Flat Bench Pull Gym

Purpose: This exercise strengthens the biceps.

Benefits: This exercise isolates the biceps so that momentum does not come into play.

Sit on a bench, with your feet flat on the floor. Hold two dumbbells at your sides and your palms facing forward. This is the starting position. Curl the right dumbbell up to your chin. Your upper arm should stationary throughout the entire motion. Exhale during this movement. Squeeze the biceps and move the elbow out about 1-2 inches. This movement will work the long head of the biceps where it crosses the shoulder joint. Slowly lower the right dumbbell to the starting position. Inhale during this movement. Hold two dumbbells at your sides and your palms facing forward. Curl the left dumbbell up to your chin while rotating it to an underhand grip.. Your upper arm should stationary throughout the entire motion. Exhale during this movement. Squeeze the biceps and move the elbow out about 1-2 inches. This movement will work the long head of the biceps where it crosses the shoulder joint. Slowly lower the left dumbbell to the starting position. Inhale during this movement. Hold two dumbbells at your sides and your palms facing forward. Repeat for the required number of repetitions.


The biceps muscle is a straight muscle with 2 heads. The long head crosses both the elbow and shoulder joints and bends the elbow and raises the arm forward at the shoulder. The short head of the biceps crosses the elbow joint and, in conjunction with the brachioradialis, supinates the hand.

Step 1

Sit on a bench holding dumbbells at your sides with palms facing forward.

dumbbell-curl-seated-straight-alternate-step-0

Sit on a bench, with your feet flat on the floor. Hold dumbbells at your sides with your hands facing forward. This is the starting position.

Step 2

Curl the right dumbbell to your chin. Move the elbow out to work the long bicep head.

dumbbell-curl-seated-straight-alternate-step-1

Curl the right dumbbell up to your chin. Your upper arm should stationary throughout the entire motion. Exhale during this movement. Squeeze the biceps and move the elbow out about 1-2 inches. This movement will work the long head of the biceps where it crosses the shoulder joint.

Step 3

Slowly lower the right dumbbell to the starting position.

dumbbell-curl-seated-straight-alternate-step-2

Slowly lower the right dumbbell to the starting position. Inhale during this movement. Hold two dumbbells at your sides and your palms facing forward.

Step 4

Curl the left dumbbell to your chin. Move the elbow out to work the long bicep head.

dumbbell-curl-seated-straight-alternate-step-3

Curl the left dumbbell up to your chin. Your upper arm should stationary throughout the entire motion. Exhale during this movement. Squeeze the biceps and move the elbow out about 1-2 inches. This movement will work the long head of the biceps where it crosses the shoulder joint.

Step 5

Slowly lower the left dumbbell to the starting position.

dumbbell-curl-seated-straight-alternate-step-4

Slowly lower the left dumbbell to the starting position. Inhale during this movement. Hold two dumbbells at your sides and your palms facing forward.