Breaststroke Swim

Anton YefanovUpdated September 6, 2026

Breaststroke runs on a repeating pull, breathe, kick and glide cycle. The arms sweep out and back in a circle with the elbows high, then recover in front of the shoulders, while the legs bend, turn the feet out and snap back together. Underwater EMG of the kick shows adductor longus and adductor magnus peaking through leg retraction and the whip, with the abdominals joining as the legs flip, so this is the one stroke where the lower body carries most of the propulsion. Head and shoulders lift to breathe once each cycle.

How to do the Breaststroke Swim

Float face down with your body straight and arms extended in front of you.
Sweep both hands outward then back toward the midline in a circle, keeping the elbows high.
Lift your head and shoulders to inhale as the arms complete the pull.
Recover the hands together ahead of your shoulders, then shoot them forward.
Draw your heels toward your seat, turn your feet out and whip them back together.
Hold the streamlined glide until speed drops, then start the next cycle.

Muscles worked

Primary:: Back and Chest
Secondary:: Quads, Glutes, Core, and Shoulders

Why train it

Builds a low-impact aerobic pattern with a clear, teachable rhythm.
Loads the inner thigh and hip musculature harder than the other strokes.
Allows a breath every cycle, which makes pacing straightforward for beginners.

Common mistakes

Pulling too wide and too far back, which stalls the stroke and overloads the shoulders.
Kicking with the feet pointed instead of turned out, which removes most of the propulsion.
Cutting the glide short, so stroke rate rises and efficiency falls.
Lifting the head too early, which drops the hips and drags the body line.

Frequently asked questions

What muscles does the Breaststroke Swim work?

The Breaststroke Swim works the back and chest hardest, with the quads, glutes, core, and shoulders pitching in. As cardio, though, the bigger demand is on your heart and lungs rather than any one muscle.

What equipment do I need for the Breaststroke Swim?

Only a pool. There is nothing to lift: your own body does the work.

Is the Breaststroke Swim suitable for beginners?

Once you can swim comfortably. The Breaststroke Swim is rated intermediate: it assumes you can already float in a good position and breathe in rhythm, so a few lessons do more for it than any amount of gym work.

Can I do the Breaststroke Swim at home?

Not unless you have a pool. The Breaststroke Swim needs water deep enough to swim in, so it happens at a lap pool or in open water. The alternatives below train the same muscles on dry land.