Alternating Dumbbell Curl
Primary
Biceps
Secondary
Forearms, Brachialis
Equipment
Dumbbell
Difficulty
Beginner
Type
Pull
NASM-CPT, CSCS certified trainers. Every guide is built from peer-reviewed research and real coaching experience.
The Alternating Dumbbell Curl is a isolation pulling movement that primarily targets your biceps. Use as a primary curl variation for balanced development.
Everything You Need to Know About the Alternating Dumbbell Curl
The Alternating Dumbbell Curl is a good for beginners exercise that targets your Biceps brachii. It's a popular choice for building strength and muscle in these areas. When should you use it? Use as a primary curl variation for balanced development. This timing makes the most of your workout and helps you get better results. Who is this for? All levels. Great for beginners learning curl form. Whether you're just starting out or working toward a specific goal, this exercise fits into your routine.
What muscles does the Alternating Dumbbell Curl work?
Primary
Secondary
Stabilizers
Step-by-step: Alternating Dumbbell Curl
- 1
Stand holding dumbbells at sides, palms facing thighs.
- 2
Curl one dumbbell up while supinating the wrist.
- 3
At top, palm should face shoulder.
- 4
Lower that arm while curling the other.
- 5
Continue alternating arms each rep.
- 6
Keep elbows stationary throughout.
What are the best tips for the Alternating Dumbbell Curl?
Alternating allows focus on each arm.
Supinate as you curl for full bicep activation.
Keep non-working arm ready but not swinging.
Mistakes to watch for on the Alternating Dumbbell Curl
Swinging opposite arm for momentum.
Bouncing or using momentum during the Alternating Dumbbell Curl takes work away from your Biceps brachii and puts your connective tissue at risk. Control the weight through the full range — if you can't, lower the load.
Not fully supinating wrist - limits activation.
A poor grip during the Alternating Dumbbell Curl limits how much force you can produce and puts your wrists in a weak position. Set your grip before you start the rep, and keep your wrists stacked over your forearms.
Moving torso side to side - stay still.
On pulling movements like the Alternating Dumbbell Curl, this mistake typically means your arms are doing work that should come from your Biceps brachii. Initiate every rep by engaging your Biceps brachii first, then let your arms follow.
Who should do the Alternating Dumbbell Curl?
All levels. Great for beginners learning curl form.
How to Program the Alternating Dumbbell Curl
Lower reps with heavier weight builds raw strength. Your muscles and nervous system adapt to handle more load over time. This range is best for strength-focused goals.
This rep range keeps your muscles under tension long enough to trigger growth. Most people see the best muscle-building results in this zone. It balances strength and muscle size.
Higher reps with lighter weight builds muscular endurance and improves conditioning. This range is good for joint health and building work capacity.
General guideline: 3 sets of 10-12 reps each arm. Rest 60 seconds.
What are good alternatives to the Alternating Dumbbell Curl?
Other Variations
- Seated Alternating Curl
- Alternating Hammer Curl
This Exercise Is in Your Plan
MySetPlan picks the right exercises for your goals — like the Alternating Dumbbell Curl — and builds them into a monthly program. Every set, every rep, planned out.
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Safety Notes
- Keep torso stable.
- Control both lifting and lowering.