# Lying Swimmer - Canonical: https://fitwill.app/exercise/7897/lying-swimmer/ - Media ID: 7897 - Primary muscle: Back - Body part: Back - Equipment: Body Weight - Video: https://fitwill.app/videos/7897/lying-swimmer.mp4 ## Description The Lying Swimmer is a prone bodyweight exercise that recreates the arm path of a swimming stroke while you lie face down on the floor. You start with both arms stretched overhead, then sweep them down and back along the floor toward your hips the way a swimmer pulls through water, before returning them overhead. The chest stays lightly lifted off the ground throughout, which turns a simple arm sweep into genuine work for the entire back. This movement is especially useful for people who spend long hours seated and have lost the feeling of pulling with their back instead of their arms. Because the floor gives you feedback on every rep, you can instantly tell whether your hand is drifting away from your body or whether your chest has collapsed. It is a common addition to warm-ups for pull-up training, a low-load option for building back endurance, and a helpful drill for swimmers who want to rehearse their stroke path without a pool. The main work comes from the lats as they draw the arms from overhead down toward the hips, supported by the mid and lower traps, the rear shoulders, and the erector spinae holding the chest off the floor. Because the arms move one at a time or in an alternating pattern, your core also works to keep the torso from rocking side to side as each arm sweeps. Setup matters more than it looks. Lying with your legs together, the tops of your feet down, and your forehead resting toward the mat sets a neutral spine before you ever move an arm. If your lower back is already arched or your legs are splayed, every stroke becomes a compensation rather than a back exercise. Keep the movement long and smooth rather than fast; the value is in feeling the shoulder blade glide down the back as the hand travels toward the hip. A typical set runs 20 to 40 seconds of continuous alternating strokes, or 8 to 12 sweeps per arm. Because there is no external load, the exercise responds well to higher reps and crisp, controlled tempo. Stop when your chest drops back to the floor or the arm path gets sloppy, rather than pushing through fatigue with poor mechanics. The most common fault is rushing and turning the drill into a flailing motion, which shifts work into the shoulders and neck. Slowing down, keeping the forehead down, and letting the shoulder blade lead each stroke fixes most of it. If your shoulders complain about the overhead position, start with a slightly narrower arm angle or reduce how far overhead you reach until mobility improves. ## Instructions 1. Lie face down on an exercise mat or the floor with your legs straight and together and the tops of your feet resting on the ground. 2. Extend both arms straight overhead with your palms facing down, hands about shoulder-width apart, and let your forehead rest lightly toward the floor. 3. Gently draw your navel in and lengthen the back of your neck so you are looking at the floor, not forward. 4. Hover your chest an inch or two off the floor and hold that light lift for the whole set without arching hard into your lower back. 5. Sweep your left arm down and back along the floor in a wide arc, as if pulling through water, until your hand finishes beside your hip with your thumb turned toward the ceiling. 6. Return the left arm overhead along the same arc, then immediately repeat the stroke with the right arm, alternating smoothly from side to side. 7. Keep each sweep slow enough that you can feel the shoulder blade slide down your back as the hand approaches your hip. 8. Breathe steadily throughout, inhaling as the arm travels overhead and exhaling as it pulls down and back. 9. Complete 8 to 12 strokes per side, then lower your chest to the floor, rest your arms at your sides for a few breaths, and reset before the next set. ## Tips & Tricks - If your chest drops to the floor after the first few strokes, stop and rest rather than continuing with a sagging torso; a shorter set with a held lift trains the back better than a long sloppy one. - The most frequent mistake is bending the elbow early and turning the stroke into an arm curl; keep the elbow nearly straight so the lat, not the biceps, does the pulling. - Watch for the hips rocking side to side as each arm sweeps; imagine your hip bones glued to the floor to keep the core braced and the stroke clean. - Do not crank your chin up to lift the chest; lengthen the crown of your head forward and lift from the mid-back to spare your neck. - If your shoulders pinch in the overhead reach, angle your arms slightly wider than shoulder-width or reduce how far overhead you extend until mobility allows a longer reach. - Feel the difference between sweeping close to the floor versus lifting the arm mid-stroke; a hand that lifts off the ground usually means the shoulder is hiking toward the ear. - Finish each stroke with the thumb rotating toward the ceiling at the hip, mirroring how a swimmer's hand exits the water, to get a fuller lat contraction. - Pair this with a hip hinge or glute bridge in a warm-up so the back of the body is fully switched on before any loaded pulling work. - Keep your legs active but quiet; squeezing the glutes lightly and keeping the feet together prevents the legs from compensating for a tired back. ## Frequently Asked Questions ### Which muscles does the Lying Swimmer work the most? The lats do the main pulling as the arms sweep from overhead to the hips, with the mid and lower traps, rear shoulders, and lower back supporting. The core works isometrically to stop your torso from twisting as each arm moves. ### Is the Lying Swimmer suitable for beginners? Yes. It uses only bodyweight on the floor, so load is minimal and the surface gives instant feedback on your arm path. Beginners should start with shorter sets and focus on a smooth, close-to-the-floor sweep rather than speed. ### Should both arms move together or alternate in the Lying Swimmer? Alternating is the standard version and matches the natural rhythm of a swimming stroke, which also challenges your core to resist rotation. Moving both arms together is a valid easier regression if the alternating pattern feels uncoordinated at first. ### How high should my chest be during the Lying Swimmer? Only an inch or two off the floor. A small, sustainable lift held for the whole set trains the back extensors far better than a high arch that strains the lower back and neck. ### Why does my neck feel the Lying Swimmer more than my back? That usually means you are lifting your head and chin to raise the chest, or shrugging your shoulders toward your ears as the arms sweep. Keep your forehead toward the floor, lengthen the back of your neck, and let the shoulder blade lead each stroke instead. ### What can I use instead of the Lying Swimmer if lying on the floor is uncomfortable? Standing bent-over arm sweeps or a light band pull-through with straight arms train a similar overhead-to-hip lat pattern. Prone Y-T-W raises on an incline bench are another option if lying face down on the floor bothers your chest, ribs, or breathing. ### How many reps and sets of the Lying Swimmer should I do? Eight to twelve strokes per side for two to three sets works well as a warm-up or as a standalone back endurance drill. Since the load is low, quality of the arm path matters far more than total volume. ### Does the Lying Swimmer help with pull-ups? It helps as a warm-up and as a way to learn to initiate pulling from the shoulder blade and lat rather than the arm. It will not replace loaded pulling work, but it primes the exact overhead-to-hip path a pull-up uses. ### Is it normal for my lower back to feel tired after the Lying Swimmer? A mild, even fatigue in the muscles along the spine is expected because they hold the chest off the floor the entire time. Sharp or pinpoint discomfort is a cue to lower the chest closer to the floor, shorten the set, and check that you are not forcing an exaggerated arch.