What Causes Shoulder Impingement and How to Prevent It

Discover the common causes of shoulder impingement, practical prevention tips, and expert advice to keep your shoulders pain-free and moving smoothly.

INJURY PREVENTION

2 min read

a woman holding her shoulder in discomfort
a woman holding her shoulder in discomfort

What Causes Shoulder Impingement and How to Prevent It

Shoulder pain can really slow you down, especially when it interferes with everyday activities like reaching, lifting, or even sitting comfortably. One of the most common culprits? Shoulder impingement. This condition happens when the tendons or tissues in your shoulder get pinched or irritated, often leading to pain and limited movement. But don’t worry, understanding what causes it and how to prevent it can make a big difference.

What Is Shoulder Impingement?

Shoulder impingement occurs when the space in your shoulder joint becomes too tight, causing tendons or other soft tissues to rub against surrounding structures. It’s a common issue, especially for people who spend a lot of time sitting, working overhead, or engaging in repetitive arm movements. The good news is that with the right approach, you can reduce your risk and keep your shoulders feeling great.

Top Causes of Shoulder Impingement

Let’s break down the most common reasons why shoulder impingement happens and what you can do about it.

1. Poor Posture (Hello, Desk Workers!)

If you spend hours slouched over a desk or staring at your phone, you’re not alone. Rounded shoulders and forward head posture are common habits that can throw off the alignment of your shoulder joint. Over time, this misalignment puts extra pressure on the tendons in your shoulder, increasing the risk of impingement.

  • What You Can Do: Take frequent breaks to stretch and move around. Try exercises like shoulder rolls or chest openers to counteract that hunched-over position. And remember, good posture isn’t about sitting perfectly still. It’s about staying active throughout your day.

2. Repetitive Overhead Motions

Whether you’re an athlete, a DIY enthusiast, or someone who works with their arms above their head (like painters or electricians), repetitive overhead movements can strain your shoulder tendons. Over time, this repetitive stress can lead to inflammation and irritation.

  • What You Can Do: Warm up before activities that involve overhead motions and focus on proper technique. If possible, mix up your tasks to avoid overusing the same muscles repeatedly. Rest days are just as important as workout days!

3. Muscle Imbalances

Your shoulder is supported by a network of muscles that need to work together for smooth movement. If certain muscles (like those in your chest) are tight while others (like those in your upper back) are weak, it can throw off your shoulder mechanics. This imbalance creates uneven pressure on the joint, making impingement more likely.

  • What You Can Do: Strengthen your upper back and rotator cuff muscles with exercises like rows or external rotations. Stretch tight areas like your chest and shoulders to improve flexibility and balance.

How to Prevent Shoulder Impingement

Prevention starts with building healthy habits for your shoulders:

  • Stay Active: Avoid staying in one position for too long, whether sitting at a desk or standing still.

  • Strengthen Your Shoulders: Include exercises that target both strength and stability in your routine.

  • Stretch Regularly: Keep those muscles loose and flexible with stretches for your chest, shoulders, and upper back.

  • Listen to Your Body: If you notice discomfort during certain activities, take a break and adjust what you’re doing.

When to Seek Help

If shoulder pain persists or worsens despite making adjustments, it’s time to consult a professional. A physiotherapist can assess your movement patterns, identify muscle imbalances, and create a personalized plan to relieve pain and restore function.

Final Thoughts

Shoulder impingement may be common, but it doesn’t have to be part of your life. By addressing poor posture, avoiding repetitive strain, and strengthening key muscles, you can protect your shoulders and stay pain-free. Remember, small changes in how you move today can make a big difference in how you feel tomorrow!