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Chest Fly (Dumbbell)

ChestFront Delts
Equipment
Dumbbell
Category
Chest Isolation
Target
Reps
Did You Know

The dumbbell fly allows the pecs to lengthen under load, which can stimulate hypertrophy differently than presses.

Overview

Chest Fly (Dumbbell) Overview

The dumbbell chest fly is a classic bodybuilding movement that isolates the chest by taking it through a deep stretch and intense contraction. Performed lying on a bench, the movement mimics a wide-arc hugging motion, opening the chest at the bottom and squeezing at the top. It places less stress on the triceps than presses and helps improve mind-muscle connection with the pecs. Proper form, slow tempo and a controlled range, is key to avoiding shoulder strain. Best used as an accessory or finishing exercise in chest-focused sessions.

Muscles

Chest Fly (Dumbbell) Muscles Worked

Front
Back
Chest
66.7%
Front Delts
33.3%
How To

How to Do the Chest Fly (Dumbbell)

  1. 01

    Lie on a flat bench with dumbbells extended above chest, palms facing each other.

  2. 02

    Lower arms in a wide arc until you feel a stretch in your chest.

  3. 03

    Keep elbows slightly bent throughout.

  4. 04

    Squeeze chest to bring dumbbells back together above chest.

Tips

Form & Technique Tips

N/A – use a stable bench; keep elbows slightly bent throughout the motion.

⚠ Injury Risks

Shoulder joint strain from overextension, pec strain from going too deep, wrist discomfort if grip is loose

Avoid lowering dumbbells too far below shoulder level to protect shoulder and chest from injury.

Benefits

Why Do the Chest Fly (Dumbbell)

Chest Fly (Dumbbell) is an essential exercise for developing functional strength, improving performance, and promoting hypertrophy in the targeted muscle groups. It can help correct muscular imbalances, support joint health, and enhance coordination, depending on the movement pattern. Incorporating this exercise into your training routine not only improves strength but also contributes to greater athleticism, injury prevention, and physique development. This movement is especially effective when performed with proper form and integrated into a well-rounded training plan tailored to your goals.

Progression

Taking It Further

Add reps, increase range slowly, reduce rest between sets, or add incline/decline variations.

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Follow a structured program and track your Chest Fly (Dumbbell) progress in the Boostcamp app.

Reviewed by Michael Liu·Updated Dec 3, 2025
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★★★★★4.8 · 20,000+ ratings