Left-Side Neck Pain Explained: Causes, Treatments, and Prevention

neck pain on left side

Experiencing neck pain on the left side can disrupt your daily routine and overall comfort. Whether it’s a dull ache or sharp discomfort, it’s essential to identify the underlying causes and explore effective ways to find relief and prevent future occurrences. Understanding the factors contributing to left-sided neck pain and adopting proactive strategies can make a significant difference in your well-being.

What Are The Causes Of Neck Pain On Left Side? What Are The Causes Of Neck Pain On Left Side? 

Neck pain on the left side can stem from a variety of factors. This can range from everyday activities to other underlying medical conditions. Understanding these causes is very crucial for effective management and prevention of neck pain. Here are some common causes of left-sided neck pain:

  • Muscle Strain: Poor posture, sudden movements, or sleeping in an awkward position can strain the muscles on the left side of the neck, leading to discomfort and stiffness.
  • Pinched Nerve: Compression or irritation of a nerve in the neck, often caused by herniated discs, bone spurs, or muscle imbalances, can result in radiating pain on the left side.
  • Cervical Arthritis: Degeneration of the cervical vertebrae due to age or wear and tear can lead to arthritis, contributing to left-sided neck pain and limited mobility.
  • Whiplash Injury: Sudden forceful movement of the head, such as in a car accident, can cause soft tissue damage and strain the neck muscles, causing left-sided pain.
  • Text Neck: Constantly looking down at electronic devices strains the muscles and ligaments on the left side of the neck, leading to discomfort and tension.
  • Stress and Tension: Emotional stress can lead to muscle tension in the neck area, causing left-sided pain and discomfort.
  • Thoracic Outlet Syndrome: Compression of nerves or blood vessels in the space between the collarbone and the first rib can result in left-sided neck pain and numbness.
  • Shoulder or Rotator Cuff Issues: Problems with the shoulder joint or rotator cuff muscles can refer pain to in the neck, particularly on the left side.
  • Degenerative Disc Disease: Gradual breakdown of the spinal discs can lead to pain and discomfort on the left side of the neck.
  • Torticollis: A condition in which the neck muscles contract involuntarily, causing the head to tilt to one side and resulting in neck pain.

Finding Relief from Neck Pain on Left SideFinding Relief from Neck Pain on Left Side

Here are some ways through which you can find relief from neck pain on the left side.

  • Rest and Posture Awareness: Give your neck the rest it needs by avoiding activities that worsen the pain. Maintain good posture while sitting, standing, and sleeping to minimize strain on the neck muscles.
  • Cold and Heat Therapy: Applying an ice pack or cold compress to the left side of the neck for about 15 minutes can help reduce inflammation. After the first 48 hours, switch to heat therapy to relax muscles and increase blood flow.
  • Neck Stretches: Gentle stretching can improve flexibility and relieve tension in the neck muscles. Perform neck tilts, rotations, and lateral stretches, holding each stretch for 15-30 seconds.
  • Massage and Self-Massage: Professional massage therapy or self-massage using your fingertips can help ease muscle knots and tension in the left side of the neck.
  • Over-the-Counter Pain Relief: Non-prescription pain relievers like ibuprofen or acetaminophen can temporarily alleviate pain and reduce inflammation. Follow the recommended dosage and consult a healthcare professional if needed.
  • Ergonomic Changes: Modify your workspace and daily habits to reduce strain on the neck. Ensure your computer monitor is at eye level, and use a headset for phone calls.
  • Stress Management: Practice relaxation techniques such as deep breathing, meditation, or yoga to reduce emotional stress and prevent muscle tension.
  • Hydration and Nutrition: Stay hydrated and consume a balanced diet rich in anti-inflammatory foods to support the body’s healing process.
  • Home Remedies: Essential oils, topical ointments, and hot/cold packs can provide additional relief. Consult a healthcare professional before using any home remedies.
  • Medical Consultation: If the pain persists or worsens, consult a healthcare provider. They can diagnose the underlying cause and recommend appropriate treatment options, such as prescription medications, injections, or specialized therapies.

Treatment For Neck Pain On the Left Sideneck pain treatment

Treatment for left-side neck pain depends on the cause and severity of the discomfort. Here are various approaches that healthcare professionals may recommend:

Rest and Activity Modification

Taking a break from activities that strain the neck muscles, such as excessive computer use or heavy lifting, allows the muscles to recover. Gentle movements and avoiding sudden neck movements are important during this rest period.

Pain Relief Medications

Non-prescription NSAIDs like ibuprofen can not only help manage pain but also reduce inflammation in the affected area. Acetaminophen is another option for pain relief.

Cold and Heat Therapy

Applying an ice pack wrapped in a cloth to the left side of the neck for about 15 minutes can help reduce swelling and numb the area, providing relief. After the initial inflammation has subsided (usually after 48 hours), using a heating pad or warm compress can help relax muscles and improve blood flow, promoting healing.

Physical Therapy

A skilled physical therapist will assess your condition and create a tailored exercise program. These exercises aim to strengthen the neck muscles, improve the range of motion, and correct any imbalances that contribute to the pain. The therapist may also use techniques like manual therapy and stretching to alleviate discomfort.

Stretching Exercises

Gentle neck stretches can be helpful in relieving muscle tension. These stretches target specific muscles and can improve flexibility. However, it’s important to perform these stretches correctly and under the guidance of a healthcare professional to avoid exacerbating the pain.

Posture Correction

Learning how to maintain proper posture while sitting, standing, and even sleeping is essential. Incorrect posture can strain the neck muscles and exacerbate pain. Techniques such as ergonomic adjustments to your workspace and using a supportive chair can aid in posture improvement.

Ergonomic Adjustments

Making changes to your workspace can significantly reduce strain on the neck. Adjusting the height and angle of your computer monitor, using an ergonomic keyboard, and maintaining an upright sitting position can all contribute to better neck alignment.

Stress Management

Emotional stress can lead to muscle tension, including in the neck area. Practicing stress reduction techniques like deep breathing, meditation, and mindfulness can help prevent tension-related neck pain.

Supportive Pillows

Using a cervical pillow designed to support the natural curve of the neck while sleeping can help maintain proper alignment and prevent strain during the night.

Braces or Collars

Soft cervical collars are sometimes recommended to provide support and limit neck movement, especially in cases of acute neck pain. However, prolonged use should be under the guidance of a healthcare professional to avoid muscle weakening.

Corticosteroid Injections

In cases of significant inflammation, corticosteroid injections directly into the affected area can provide targeted relief by reducing inflammation and temporarily alleviating pain.


Surgery is typically considered only when conservative treatments haven’t provided relief and there’s an identifiable structural issue, such as a herniated disc or spinal stenosis. It’s usually a last resort and requires thorough evaluation and consultation with a specialist.

Prevention Of Prevention For Neck Pain On Left Side Neck Pain On Left Side

Preventing left-side neck pain involves adopting healthy habits and making ergonomic adjustments to minimize strain on the neck muscles and joints. Here are practical steps you can take to prevent the occurrence of discomfort:

  • Maintain Good Posture: Practice proper posture while sitting, standing, and walking. Keep your head aligned with your shoulders and avoid slumping or hunching forward.
  • Ergonomic Workspace: Set up your workstation ergonomically. Adjust the height of your chair, desk, and computer monitor to keep your neck in a neutral position. Use a supportive chair and consider using a laptop stand or external keyboard.
  • Proper Pillow Support: Choose a pillow that supports the natural curve of your neck while sleeping. Your head and neck should be aligned with your spine.
  • Regular Exercise: Engage in regular physical activity to maintain strength and flexibility in your neck and upper body. Incorporate exercises that target neck muscles and improve posture.
  • Neck Stretches: Perform gentle neck stretches regularly to prevent muscle tension. Incorporate movements that flex, extend, and rotate the neck.
  • Stress Management: Practice stress-reduction techniques such as deep breathing, meditation, yoga, or mindfulness to prevent muscle tension caused by stress.
  • Hydration and Nutrition: Stay hydrated and maintain a balanced diet rich in nutrients that support muscle health and reduce inflammation.
  • Proper Lifting: When lifting objects, use your legs rather than straining your neck and back. Keep the object close to your body and avoid twisting motions.
  • Adjust Your Sleeping Position: If you’re a side sleeper, use a supportive pillow that keeps your neck aligned with your spine. Avoid sleeping on your stomach, as it strains the neck.
  • Regular Checkups: Schedule regular visits to a healthcare professional for checkups and adjustments, especially if you have pre-existing neck issues.


Left-side neck pain can be a significant hindrance, impacting your daily activities and overall quality of life. Whether it’s a result of muscle strain, poor posture, or other underlying factors, taking steps to address and manage this discomfort is essential.

By understanding the potential causes and seeking appropriate treatment, you’re on the path to finding relief. Whether it’s through self-care strategies, professional interventions, or a combination of both, the goal is to alleviate pain, improve mobility, and enhance your overall well-being.

If you’re experiencing Neck pain, physical therapy for neck pain at PhysioMantra can help: Book an online physical therapy session.