Resistance band
Band Alternating Biceps Curl
Biceps · Upper Arms
Beginner5
Demonstration
BeginnerIsolationDumbbell
Dumbbell Alternating Seated Bicep Curl On Exercise Ball
Biceps · Upper Arms
3
sets
12–15
reps
45s
Rest time
~5
Calories / set
Instructions
- 1
Sit on an exercise ball with your feet flat on the ground and your back straight.
- 2
Hold a dumbbell in each hand with your palms facing forward and your arms fully extended.
- 3
Keeping your upper arms stationary, exhale and curl one dumbbell while rotating your forearm until your palm is facing your shoulder.
- 4
Inhale and slowly lower the dumbbell back to the starting position.
- 5
Repeat the curl with the other arm.
- 6
Continue alternating curls for the desired number of repetitions.
Muscles worked
Primary
Biceps
forearms
Secondary
forearms
Pro tips
- Move through the full range of motion under control.
- Keep tension on the target muscle — avoid using momentum.
- Breathe out on the effort, in on the return.
- Pick a weight that lets you keep clean form for every rep.
Common mistakes
- Using too much weight and sacrificing technique.
- Rushing reps instead of controlling the tempo.
- Cutting the range of motion short.
- Holding your breath throughout the set.
Safety notes
- Warm up thoroughly before working heavy.
- Stop immediately if you feel sharp or joint pain.
- Use a spotter or safeties for heavy barbell work.
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