Inner Knee Hurts: Causes, Remedies, and When to Seek Help

Key Takeaways

• Common causes of inner knee pain include MCL injuries, medial meniscus tears, PFPS, and pes anserine bursitis, often from sports, overuse, or trauma.
• Gradual onset pain is often due to osteoarthritis or rheumatoid arthritis, especially in older adults.
• Effective management includes rest, ice, OTC medications, physical therapy, and, in severe cases, injections or surgery.

Common Causes of Inner Knee Pain

Inner knee pain can result from:

• Knee injuries (MCL, meniscus)
• Falls or direct trauma
• Sports injuries
• Overuse (running, cycling)
• Medical conditions (arthritis, bursitis)

Sudden twisting or impact can cause MCL or meniscus injuries, while repetitive activities may lead to overuse injuries.

• Medial Collateral Ligament (MCL) injuries: Common in sports with twisting motions. Symptoms: swelling, instability.
  Case study: 60% of skiing knee injuries affect the MCL¹.
• Medial meniscus tears: Caused by twisting or impact. Symptoms: sharp pain, difficulty moving knee.
• Patellofemoral Pain Syndrome (PFPS): “Runner’s knee,” common in runners due to overuse.
• Pes Anserine Bursitis: Inflammation from repetitive movement or obesity. Symptoms: inner knee pain, swelling.

Medial Collateral Ligament (MCL) Injury

The MCL stabilizes the knee. Injuries often occur in sports with twisting or direct impact. Symptoms include swelling and instability. Rehab focuses on strength and flexibility. For more on related symptoms, see knee knot causes and treatments.

Medial Meniscus Tear

Often caused by twisting or impact, especially in sports. Symptoms: sharp pain, limited movement.

Patellofemoral Pain Syndrome (PFPS)

PFPS is common in runners and athletes, accounting for up to 40% of knee problems seen by sports medicine doctors².

Pes Anserine Bursitis

Inflammation of the bursa on the inner knee, often from repetitive movement or obesity. Symptoms: pain, swelling, and extra fluid.

Gradual Onset Inner Knee Pain

Gradual pain is often due to overuse or degenerative changes, especially in adults over 60. Common causes:

• Knee osteoarthritis: Cartilage breakdown causes pain and stiffness, especially with activity. Obesity increases risk³.
• Rheumatoid arthritis: Autoimmune inflammation, often improves as the day progresses.
• Medial plica syndrome: Irritation of the joint lining, often after sitting then sudden activity.

Acute Inner Knee Injuries

Sudden pain from trauma or movement. Common acute injuries:

• Ligament tears: MCL or ACL tears from direct blows or rapid direction changes. Symptoms: swelling, instability, pain, locking, popping sound.
• Contusions: Blunt force causes swelling, bruising, and pain.
• Jumper’s knee (patellar tendonitis): Overuse in athletes, causing pain and inflammation around the patellar tendon.

Managing Inner Knee Pain at Home

Rest and Ice

Rest prevents further injury. Apply ice for 15–20 minutes several times a day to reduce inflammation and pain.

Over-the-Counter Medications

NSAIDs (ibuprofen, naproxen) and acetaminophen help reduce pain and swelling. Topical creams (e.g., capsaicin) can also help.

Gentle Exercises

Gentle strengthening and flexibility exercises (straight leg raises, single-leg balance) can help, especially for osteoarthritis and ligament injuries.

When to See a Doctor

Seek medical attention if pain persists despite home care, or if you have severe symptoms:

• Inability to bear weight
• Significant swelling
• Instability or locking
• Pain lasting more than a few days

Treatment Options for Inner Knee Pain

Physical Therapy

Strengthening the muscles around the knee improves stability and reduces pain. RICE (Rest, Ice, Compression, Elevation) and professional physical therapy are often recommended for mild injuries.

Injections

Corticosteroid injections can provide rapid relief from arthritis flare-ups. Hyaluronic acid injections may help lubricate the joint, especially in osteoarthritis.

Prolotherapy

In recent years, Prolotherapy has built its reputation within the medical community for its clinically proven ability to treat inner knee 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 help with inner knee pain.
As prolotherapy is helping to treat the root cause of inner knee pain, it is deemed to be a permanent fix, preventing the symptoms from returning.

Surgery

Surgery (e.g., knee arthroscopy) may be needed for severe injuries or when conservative treatments fail.

Preventing Inner Knee Pain

• Strengthening exercises for quadriceps and hamstrings
• Wearing proper footwear
• Maintaining a healthy weight
• Engaging in low-impact activities (swimming, cycling)

Strengthening Exercises

Leg extensions, presses, mini-squats, straight leg lifts, cycling, and swimming help support the knee and reduce injury risk.

Proper Footwear

Supportive shoes maintain knee alignment and reduce strain.

Weight Management

Maintaining a healthy weight reduces stress on the knees and lowers the risk of osteoarthritis.

Summary

Inner knee pain can result from injury, overuse, or chronic conditions. Early recognition, home care, and preventive strategies are key to recovery and long-term knee health. Seek medical help for persistent or severe symptoms.

Frequently Asked Questions

What are the common causes of inner knee pain?

MCL injuries, medial meniscus tears, PFPS, and pes anserine bursitis are the most common causes. Identifying the cause is key for effective treatment.

How can I manage mild inner knee pain at home?

Rest, ice, OTC medications, and gentle exercises can reduce pain and promote healing.

When should I see a doctor for inner knee pain?

If pain persists despite home care, or if you have severe swelling, instability, or can’t bear weight, see a doctor promptly.

What treatment options are available for inner knee pain?

Physical therapy, injections (corticosteroid or hyaluronic acid), and surgery for severe cases. Consult a healthcare professional for personalized care.

How can I prevent inner knee pain?

Strengthen knee-supporting muscles, wear proper footwear, and maintain a healthy weight.

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

Don’t let inner knee pain control your life any longer. Join the thousands of patients who have found lasting relief through prolotherapy at ProHealth Clinic.

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• Phone: +44 1234 380345
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Author Bio

Having performed over 10,000 procedures, Mr Eaton is one of the UK’s leading practitioners in the field of treating inner knee pain, with patients travelling to see him from across the UK, Europe, and the Middle East.
With over 12 years of clinical experience, Oliver is dedicated to helping patients understand their symptoms associated with inner knee pain and providing effective treatment options to alleviate them.
He qualified in Prolozone Therapy and Prolotherapy in America with the American Academy of Ozonotherapy. He continued on to complete further qualifications at the Royal Society of Medicine, Charing Cross Hospital in London, Keele University’s Anatomy & Surgical Training Centre, and the medical department of Heidelberg University in Germany.
Over the years he has had the privilege of treating many elite-level athletes, including both Olympic and Commonwealth medallists.
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References

1. DeHaven KE, Lintner DM. Athletic injuries: comparison by age, sport, and gender. Am J Sports Med. 1986;14(3):218-224.
2. Fulkerson JP. Diagnosis and treatment of patients with patellofemoral pain. Am J Sports Med. 2002;30(3):447-456.
3. Felson DT, Zhang Y. An update on the epidemiology of knee and hip osteoarthritis with a view to prevention. Arthritis Rheum. 1998;41(8):1343-1355.
4. Case studies and clinical experience from ProHealth Clinic, 2024.