Why do swimmers have broad shoulders?
Matthew Wilson
Updated on January 04, 2026
The width of a swimmer's shoulders is typically attributed to its ability for muscles in that region like pectoralis major or latissimus dorsi (shoulder) muscles which are used in swimming, to have an increased range of motion. The wider shoulder helps keep your head more stable as you rotate.
Will swimming give you broad shoulders?
Swimmers are notorious for having broad shoulders and a rounded posture. The muscles in the shoulder and upper back are hypertrophied from repetitive motion. This additional muscle mass contributes to excessive curvature in the spine and a weak core exposes the lower back to more strain.Do broad shoulders from swimming go away?
Beginners may notice some initial toning in the upper body, but this doesn't last forever. Once you've spent enough time in the pool that you have developed the strength to move your body through the water, actual muscle growth will plateau because the load the muscles are forced to bear doesn't get any heavier.Why are swimmers chest so big?
Almost all swimmers have massive triceps from repetitive stroke motions. A thin waist with defined abdominals. The caloric burn and fast metabolism results from an intense cardio exercise such as swimming. The core muscles are continuously used during swimming, resulting in a stronger core.How do you get rid of broad shoulders in swimming?
Start Doing More CardioLong-distance running is known to make you slimmer by reducing fat and muscle mass (6). Another benefit of running when you focus on how to get rid of broad shoulders is that it targets primarily your lower body and core, involving very little of your arms and shoulders.