Rotator Cuff Injury: Causes, Symptoms, Diagnosis & Treatment Guide

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Created At: Nov 04, 2025 Updated At: Nov 04, 2025
Author: Dr. Garima Bishwas
Yoga 0

Shoulder pain can disrupt every part of your life—from combing your hair to reaching overhead. Whether you're an athlete, a yoga enthusiast, or someone doing daily chores, shoulder injuries like rotator cuff tears can make even the simplest movements painful.

The rotator cuff is a group of muscles and tendons that surround the shoulder joint, helping keep it stable and functional. Injuries to this crucial structure are common but often misunderstood.

Understanding the causes, symptoms, and treatment of rotator cuff injuries can prevent long-term complications and chronic pain.

In this guide, you’ll learn what a rotator cuff injury is, how it happens, how to spot it early, and how it’s treated.

What Is a Rotator Cuff?

The rotator cuff is a group of four muscles and their associated tendons that stabilize the shoulder joint. These muscles form a "cuff" over the head of the upper arm bone (humerus) and work together to allow for a wide range of motion in the shoulder.

The Four Rotator Cuff Muscles:

1. Supraspinatus – Initiates arm lifting.

2. Infraspinatus – Helps rotate the arm outward.

3. Teres Minor – Assists in external rotation.

4. Subscapularis – Helps in internal rotation.

These muscles coordinate to stabilize the shoulder, particularly during lifting, rotating, or any overhead activity.

What Is a Rotator Cuff Injury?

A rotator cuff injury involves damage to one or more of the muscles or tendons of the rotator cuff. This can range from mild inflammation (tendinitis) to partial or complete tears in the tendons.

Such injuries can be:

Partial: A fraying or small tear.
Complete: The tendon is fully torn and no longer attached to the bone.
Acute: Due to trauma, like falling or lifting something too heavy.
Degenerative: Occurs gradually due to aging or repetitive stress.

Examples:

A weightlifter is feeling sudden, sharp pain while bench pressing.
An elderly person is struggling to reach overhead due to years of shoulder overuse.
A painter or yoga enthusiast is developing inflammation from repetitive motion.

Types of Rotator Cuff Injuries

Type	Description	Common In
Tendinitis	Inflammation of the tendon due to overuse	Young athletes
Impingement	The tendon gets pinched between bones.	Repetitive overhead motion (painters, swimmers)
Partial Tear	Small tear in the tendon	Middle-aged adults
Complete Tea	Full detachment of the tendon from the bone	Older adults, trauma victims

Rotator Cuff Injury Causes & Risk Factors

Understanding what leads to rotator cuff injuries can help prevent them. Common causes include:

Overuse: Repetitive motion in sports (swimming, tennis), painting, or lifting can strain shoulder tendons.
Aging: Natural degeneration of tendons due to wear and tear.
Trauma: Sudden jerk or fall on the shoulder.
Poor Posture: Slouching narrows the shoulder space, causing impingement.
Weak Muscles: Lack of strength in supporting muscles increases injury risk.
Smoking: Reduces blood flow, affecting tendon health.

Rotator Cuff Injury Common Symptoms

Recognizing symptoms early helps in faster recovery:

Dull ache in the shoulder
Pain at night, especially while lying on the injured side
Weakness while lifting or rotating the arm
Limited range of motion
Clicking or popping sounds during movement

How Is a Rotator Cuff Injury Diagnosed?

Clinical Evaluation:

A doctor will examine shoulder movement, muscle strength, and pain areas.

Imaging Tests:

X-ray: Checks for bone spurs or arthritis.
Ultrasound: A dynamic test to view tendons in motion.
MRI: The most accurate test to detect the size and location of a tear.

Note: Early diagnosis can significantly reduce recovery time and complications.

Rotator Cuff Injury Treatment Options

a. Non-Surgical Treatment

Rest and Ice: Reduces swelling and pain.
Physiotherapy: Tailored exercises to strengthen shoulder muscles and restore mobility.
Medications: NSAIDs (like ibuprofen) for inflammation.
Corticosteroid Injections: For short-term relief in severe cases.

b. Surgical Treatment

Arthroscopic Tendon Repair: Minimally invasive repair through small incisions.
Mini-Open Repair: A mix of arthroscopy and open surgery.
Shoulder Replacement: For massive irreparable tears, especially in older adults.

Rotator Cuff Injury Recovery & Rehabilitation

1. Healing Time:

Minor injuries: 6–12 weeks with physiotherapy.
Post-surgery recovery: 4–6 months or longer.

2. Recovery Steps:

1. Rest Phase: Immobilization with a sling to allow healing.

2. Physiotherapy: Gentle range-of-motion and strengthening exercises.

3. Activity Resumption: Gradual return to work, sports, or yoga.

3. Recommended Exercises:

Wall slides
Pendulum swings
External rotations with a resistance band
Shoulder blade squeezes

Rotator Cuff Injury Prevention Tips

Stay injury-free with these precautions:

Always warm up before any workout or sport.
Avoid repetitive overhead movements or take frequent breaks.
Maintain good posture during sitting, working, and exercising.
Include shoulder-strengthening exercises in your routine.
Listen to your body: Don’t ignore mild pain or fatigue.

When to See a Doctor for Rotator Cuff Injury

Seek medical attention if:

Shoulder pain persists beyond two weeks.
You feel weakness or can’t lift your arm.
Pain follows a fall, accident, or sports injury.
Sleep is disturbed due to shoulder discomfort.

Rotator Cuff Injury Summary / Key Takeaways

Rotator cuff injuries are common but treatable. With early diagnosis, proper rest, and guided physiotherapy, most people recover fully without surgery.

Disclaimer: Consult a physiotherapist or orthopedic specialist for shoulder evaluation.

Stay strong, stay informed- and don’t ignore shoulder pain!
Visit Omansh.org for expert guidance and physiotherapy solutions tailored for you.