In this article, you will find out everything you need to know about shoulder pain at night and the most effective ways to treat it, including an advanced treatment called Prolotherapy.

Shoulder Pain at Night: What To Do?

One of the most frequent complaints we hear from patients is shoulder pain that wakes them up at night. The shoulder blade and upper arm bone play a key role in shoulder stability and movement, and issues involving these structures can contribute to pain at night. When you can’t find a comfortable sleeping position, proper rest becomes impossible. This ongoing sleep disruption can worsen both physical pain and emotional well-being. Common types of discomfort experienced at night include dull pain and a painful shoulder.

The exact reason why the shoulder hurts more at night is not fully understood. It may be due to inflammation, restricted blood flow, or direct pressure on the shoulder joint and surrounding structures, such as the shoulder blade, when the shoulder remains compressed for long periods. These anatomical and positional factors can make the shoulder hurt more at night. One study found that nearly 67% of people with shoulder pain sleep on the same side, worsening their symptoms [[1]](LINK 1).

How Does Shoulder Pain Feel?

Shoulder pain at night may present as a sharp, stabbing, burning, or achy sensation. Many patients also report that high levels of emotional stress contribute to chronic pain, especially in the neck and shoulder areas [[2]](LINK 1). Other symptoms, such as numbness, tingling, or muscle spasms, may also accompany nighttime shoulder pain.

Common Causes of Shoulder Pain at Night

Bursitis

Bursae are small, fluid-filled sacs that cushion the shoulder joint. When they become inflamed, the condition is called bursitis. Sleeping on the affected side compresses the bursae, causing a painful cycle of swelling and irritation.

Tendonitis

Tendonitis occurs when the shoulder tendons become inflamed from overuse or injury. Tendonitis can affect the biceps tendon, which connects muscles to the bones of the shoulder and plays a crucial role in shoulder stability and movement. Biceps tendinopathy is a condition resulting from overuse or degeneration of the biceps tendon, often causing pain during certain motions and discomfort at night. Pain often worsens at night as gravity and sleeping position reduce blood flow to the affected area. An orthopedic specialist may be needed to confirm the diagnosis, especially if you experience persistent pain that does not improve with home remedies.

Rotator Cuff Injuries

The rotator cuff is made up of four muscles and their tendons that stabilize the shoulder. These four muscles connect the upper arm bone (humerus) to the shoulder blade, enabling movement and providing stability to the joint. Injuries or tears to the rotator cuff muscles or their tendons can affect the upper arm, causing pain, inflammation, and weakness. Tears or strains can result from sports, lifting heavy objects, or accidents. At night, lying on the injured shoulder worsens irritation, leading to severe pain and sleep disruption.

Other Possible Causes of Nighttime Shoulder Pain

While rotator cuff tears, bursitis, and tendonitis are common culprits, there are several other conditions that can cause nighttime shoulder pain. Shoulder arthritis is a frequent source of discomfort, especially as we age. This condition leads to the breakdown of cartilage in the shoulder joint, resulting in pain, stiffness, and sometimes swelling—symptoms that often worsen at night or after periods of inactivity.

Another potential cause is frozen shoulder (adhesive capsulitis), where the connective tissue around the shoulder joint becomes thickened and tight, severely limiting movement and causing significant pain, especially when trying to move the arm. This can make it difficult to fall asleep or stay asleep.

Additionally, neck pain or injuries can sometimes refer pain to the shoulder, creating discomfort that is most noticeable when lying down. Because so many different issues can cause shoulder pain at night, it’s important to consult an orthopedic specialist. They can accurately diagnose the underlying problem—whether it’s related to the rotator cuff, shoulder joint, or even the neck—and recommend the best treatment to relieve your pain and restore arm function.

Common Symptoms of Shoulder Pain at Night

• Dull, achy, burning, or stabbing shoulder pain
• Clicking or cracking sounds when moving the arm
• Pain severe enough to wake you up from sleep
• Difficulty reaching behind your back
• Limited range of motion and tenderness around the joint
• Pain worsening with lifting, throwing, or bending, especially when certain positions or use of the arms cause more pain
• Seek urgent help if you notice deformity, sudden sharp pain, or swelling

Diagnostic Procedures for Shoulder Pain

Getting to the root of shoulder pain often requires a thorough evaluation by an orthopedic specialist. The process usually begins with a detailed physical examination to assess your shoulder joint’s range of motion, strength, and areas of tenderness. Your doctor may ask you to perform specific movements to pinpoint which structures are causing pain.

To get a clearer picture of what’s happening inside the shoulder, imaging tests such as X-rays, MRI, or CT scans may be ordered. These tests help visualize bones, rotator cuff tendons, muscles, and other soft tissues, making it easier to spot tears, inflammation, or arthritis.

In some cases, a diagnostic injection—using a corticosteroid or local anesthetic—can help identify the exact source of pain by temporarily relieving symptoms in a specific area. If nerve involvement is suspected, tests like electromyography (EMG) or nerve conduction studies may be used to check for nerve damage. These diagnostic tools allow your orthopedic specialist to accurately diagnose the cause of your shoulder pain and develop a targeted treatment plan.

Home Remedies for Shoulder Pain at Night

Find a Comfortable Sleeping Posture

Avoid lying on the affected shoulder. Consider sleeping on your back or opposite side. Using a pillow to stabilize your arms can help reduce unintentional rolling during sleep and minimize discomfort.

Gentle Shoulder Stretches

Gentle stretches before bed can help ease shoulder pain and improve mobility. Light stretching before bed increases blood flow and reduces stiffness. Never push past your limits—stop if pain worsens.

Stick to a Sleep Schedule

Good sleep hygiene is key. Try relaxing before bed with a warm shower or reading. Avoid caffeine, nicotine, and alcohol late at night.

Medical Treatment for Shoulder Pain at Night

If pain is persistent, consult a physiotherapist or orthopedic specialist. Reviewing your medical history is an important step in determining the best treatment approach. Possible treatments include:

• Anti-inflammatory medications or ibuprofen before bed to help reduce pain and local inflammation
• Steroid injections, which can provide relief from local inflammation but may carry risks such as weakening tendons and ligaments if used repeatedly
• Physical therapy and rehabilitation exercises; a physical therapist can develop a personalized rehabilitation plan for shoulder pain
• Shoulder surgery for severe cases where conservative methods fail

Prolotherapy

In recent years, Prolotherapy has built its reputation within the medical community for its clinically proven ability to treat shoulder pain

Published research has proven its pain-relieving, anti-inflammatory and regenerative benefits.

Prolotherapy involves injecting a natural regenerative solution with tiny needles. This has been shown to stimulate the production of collagen cells, the small cells needed to repair the damage and help shoulder pain.

As prolotherapy is helping to treat the root cause of shoulder pain, it is deemed to be a permanent fix, preventing the symptoms from returning.

Alternative Treatments for Shoulder Pain

If you’re looking for ways to reduce pain and improve shoulder function beyond traditional methods, several alternative treatments may help. Acupuncture is one option, using fine needles placed at specific points to stimulate healing and relieve pain in the shoulder joint. Many people also find relief through massage therapy, which can relax tight muscles, improve blood flow, and ease tension around the affected shoulder.

Chiropractic care is another approach, focusing on spinal alignment and gentle adjustments to reduce pressure on the shoulder and neck, which can help relieve pain and restore mobility. For those interested in regenerative medicine, treatments like platelet-rich plasma (PRP) therapy or stem cell injections are being used to promote tissue repair and reduce inflammation in the shoulder.

While these alternative therapies may not replace physical therapy, medication, or surgery, they can be valuable additions to your overall plan to treat shoulder pain and support long-term recovery. Always consult your healthcare provider before starting any new treatment to ensure it’s safe and appropriate for your specific condition.

Best Sleeping Tips if Your Shoulder Hurts

Avoid Sleeping on the Affected Shoulder

Switch to your back or opposite side. A pillow under the arm can relieve pressure.

Know Your Limits

Avoid heavy lifting or repetitive activities that could worsen irritation.

Practice Good Sleep Habits

Maintain a consistent sleep routine, limit screen time before bed, and avoid stimulants in the evening.

Lifestyle Changes to Reduce Shoulder Pain

Simple lifestyle adjustments can make a big difference in managing and preventing shoulder pain. Start by maintaining good posture throughout the day, especially if you spend long hours at a desk or computer. Take regular breaks to stretch and move your shoulders, which helps prevent stiffness and reduces the risk of injury from repetitive shoulder motion.

Incorporate exercises that strengthen the rotator cuff and surrounding muscles. These exercises help stabilize the shoulder joint and support healthy shoulder motion, making you less prone to injuries. Avoid activities that involve heavy lifting, sudden twisting, or repetitive overhead movements, as these can strain the shoulder and cause pain.

Managing stress is also important, as tension can build up in the neck and shoulders, leading to discomfort. Prioritize getting enough sleep and practicing relaxation techniques to keep your muscles loose and your body well-rested. By making these lifestyle changes, you can help reduce shoulder pain, protect your joints, and improve your overall quality of life.

Prevention Tips

• Take breaks during repetitive activities
• Use proper lifting aids for heavy loads
• Strengthen shoulder muscles for long-term stability
• Remember that some conditions, like avascular necrosis, can affect multiple joints, so prevention and early intervention are important

When to Seek Medical Attention for Shoulder Pain

While many cases of shoulder pain improve with rest and self-care, there are times when it’s important to seek help from an orthopedic specialist. If you experience severe pain, persistent discomfort that lasts more than a couple of weeks, or pain that interferes with your daily activities, don’t ignore it. Symptoms such as numbness, tingling, or weakness in the arm may indicate a rotator cuff injury or nerve involvement.

You should also seek prompt medical attention if you notice swelling, redness, or warmth around the shoulder joint, or if your pain started after a fall or trauma. Conditions like shoulder impingement, rotator cuff tears, or other serious injuries require early diagnosis and treatment to prevent long-term damage.

An orthopedic specialist can accurately diagnose the cause of your pain—whether it’s related to the rotator cuff, shoulder impingement, or another issue—and recommend the best course of action. Early intervention can help relieve pain, restore function, and get you back to your normal activities as quickly as possible.

Bottom Line

If your shoulder pain persists despite home care, it may signal an underlying condition such as arthritis or a tendon tear. In such cases, consult an orthopedic specialist for further assessment and imaging.

Frequently Asked Questions

Why does my shoulder ache more at night?

Common causes include rotator cuff injuries, tendonitis, bursitis, or arthritis. Inflammation, reduced blood flow, and direct pressure are common factors causing shoulder pain at night. Lying still for long periods also reduces blood flow and worsens inflammation.

What sleeping position is best for shoulder pain?

Sleeping on your back with supportive pillows is ideal. Alternatively, sleep on the opposite side of the affected shoulder.

How can I tell if I tore my rotator cuff?

Signs include weakness, difficulty raising the arm, clicking sounds, and pain that worsens at night.

What is shoulder bursitis?

Shoulder bursitis is the inflammation of bursae, the fluid-filled sacs that cushion tendons. It often worsens when lying on the affected shoulder.

When should I worry about shoulder pain?

Seek medical advice if pain lasts more than two weeks, or if you experience redness, swelling, fever, or sudden severe pain.

What does shoulder arthritis feel like?

It typically causes stiffness, reduced motion, pain, and sometimes clicking or popping sounds in the joint.

Contact ProHealth Clinic Today for Your FREE 15-Minute Discovery Call

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Author Bio

Having performed over 10,000 procedures, Mr. Oliver Eaton is one of the UK’s leading practitioners in treating shoulder pain, with patients travelling from across the UK, Europe, and the Middle East. With over 12 years of experience, Oliver helps patients understand their symptoms and provides effective treatment strategies.

He trained in Prolozone Therapy and Prolotherapy in America with the American Academy of Ozonotherapy and furthered his education at the Royal Society of Medicine, Charing Cross Hospital in London, Keele University, and Heidelberg University in Germany. He has also treated Olympic and Commonwealth medallists.

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References

1. Seladi-Schulman, J. (2019). Pain when sleeping on the shoulder: Causes and how to sleep comfortably. Healthline. Link
2. Arizona Pain (2021). How to relieve shoulder pain at night. Arizona Pain. Link
3. Restore Orthopedics. (2021). Nighttime shoulder pain and what to do about it. Link
4. Haddad, A. (2016). 6 tips to prevent shoulder pain. Sports Health. Link
5. Orthopaedic Associates of Central Maryland. (2019). Why is my shoulder pain worse at night? Link