Summer Shoulder Pain: What's Really Going On With Your Rotator Cuff

Swimming laps, hauling a kayak, smashing overhead serves, wrestling a beach umbrella into the sand, summer asks a lot of your shoulders. If yours have started to ache, pinch, or just feel "off," you're not alone. This time of year, we see a steady uptick in shoulder pain walking through our doors, and more often than not, the rotator cuff is behind it.

Here's what's happening, why it happens, and what you can do about it.

Meet Your Rotator Cuff

The rotator cuff isn't one muscle, it's a team of four, working together to move your shoulder and  keep it stable in its socket (the glenohumeral joint):

• Supraspinatus – lifts your arm out to the side (abduction) and stabilizes the joint

• Infraspinatus & teres minor – rotate your arm outward (external rotation) and stabilizes the joint

• Subscapularis – rotates your arm inward (internal rotation) and stabilizes the joint

Individually, each has a job. Together, their real job is control, keeping the ball of your shoulder centered in its socket through every reach, throw, and stroke. When one member of the team is weak or fatigued, the others overcompensate, and that's usually where trouble starts.

Why Summer Is Rotator Cuff Season

A few of the usual suspects:

• Swimming and kayaking – repetitive overhead and rotational strokes, thousands of reps per session

• Racket sports – fast, forceful, repeated overhead motion

• Cartwheels, flying a kite – sudden overhead loading on shoulders that aren't used to it

• Wrestling with tents, canopies, and umbrellas – unpredictable, heavy, overhead lifting

• Painting projects– repetitive overhead reaching with the rollers and brushes for hours on end. 

None of these activities are the real problem. The problem is usually one (or more) of these underlying factors:

• Repetitive or overhead movement patterns your shoulder isn't conditioned for

• Weakness in the rotator cuff muscles itself

• Weakness in the surrounding scapular (shoulder blade) muscles that give the cuff a stable base to work from

• Jumping into an activity at full intensity after months of inactivity, rather than easing in

In other words: it's rarely the swim stroke or the serve itself,  it's the gap between what your shoulder is being asked to do and what it's actually prepared for.

What to Do About It

If it's already bothering you:

• Keep moving within a pain-free range, total rest tends to stiffen things up and slow recovery

• Ice or heat, whichever eases your symptoms best

• Modify, don't quit: switch swim strokes, kayak tandem (or just enjoy the ride), use two hands instead of an overhead swing, take a break from serving, ask for help hoisting the canopy

To build resilience for this season and beyond:

• Strengthen the rotator cuff directly: banded internal/external rotation

• Strengthen the scapular stabilizers that support it: rows, lat pulldowns, wall ball drills

Consistent, targeted strengthening of both the local (cuff) and global (scapula) muscles is one of the best things you can do to prevent shoulder pain from becoming a recurring problem.

When It's Time to Come See Us

Home modifications and basic strengthening go a long way but if your pain is persistent, limiting your activity, or keeping you up at night, it's worth getting a proper look.

At our practice, we don't just treat the shoulder in isolation. Every evaluation includes a full look at your posture and whole-body mechanics, because shoulder pain often has roots elsewhere; a stiff thoracic spine, a weak scapular base, a movement pattern that's been quietly overloading the joint for months.

Our therapists combine hands-on manual techniques with functional assessment and individualized treatment to find and address the actual cause of your pain, not just the symptom.

Don't spend the rest of your summer favoring one arm. Schedule an appointment or consultation and let's get you back to the water, the court, or the campsite, pain-free.

Padme Physical Therapy,  holistic, individualized care to help you move, train, and live without limits.