Runner's Knee

Runner’s knee is a common injury among runners and athletes. It occurs when the knee joint experiences excessive stress or wear, leading to pain, inflammation, and discomfort around the kneecap. Most cases improve with rest, strengthening, and better mechanics, and an orthopedic evaluation can rule out other problems.

Runner sitting on stairs holding a painful knee
Runner holding both knees on a road

What Is Runner's Knee?

Runner’s knee, known medically as patellofemoral pain syndrome, is pain where the kneecap (patella) glides over the end of the thigh bone (femur). When the kneecap does not track smoothly, or the joint is overloaded, the cartilage and surrounding tissues become irritated.
 
It is common in running, jumping, and cycling sports, but can affect anyone. Similar pain can come from meniscus tears, tendonitis, or osteoarthritis, which is why an examination helps confirm the cause; see knee pain.

Treatments For Runner's Knee

Most runner's knee responds to conservative care that relieves pain and corrects the underlying cause.

Non-surgical care

  • Rest and ice. Reduce pain and swelling.
  • Physical therapy. Strengthens the muscles around the knee and hip and improves biomechanics.
  • Medication. Over-the-counter pain relievers such as ibuprofen.
  • Bracing. A knee brace or taping supports the kneecap.

If symptoms persist

Surgery is rarely needed. Most runners return to activity with a guided, gradual plan.

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How Runner's Knee is Diagnosed

A physical examination of the kneecap, its tracking, leg alignment, and the strength of the thigh and hip muscles usually makes the diagnosis. X-rays or MRI may be ordered to rule out cartilage damage, meniscus tears, or arthritis when symptoms are severe or do not improve.
 
If you already have MRI imaging, you can sign up for our free MRI review. Our team will examine your imaging and help point you toward effective treatment.
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Runner sitting on a bridge holding a painful knee

Common Causes Of Runner's Knee

Runner's knee develops when the knee joint is overloaded. Common causes include:

Overuse

Repeated impact from running and high-impact sports.

Weak muscles

Weak quadriceps, hamstrings, or hips put extra stress on the knee.

Poor biomechanics

Improper running form or shoes that do not fit correctly.

Arthritis

Osteoarthritis can cause knee pain and increase the risk.

Injury

A direct blow or trauma to the kneecap area.

Training errors

Increasing mileage or hills too quickly.

Getting Back To Running

A gradual, structured return helps prevent the pain from coming back.

  1. 1

    Settle the pain

    Reduce mileage, avoid hills and stairs, and use ice after activity.

  2. 2

    Build strength

    Quadriceps, hip, and core strengthening support the kneecap.

  3. 3

    Fix form and footwear

    Address running mechanics and replace worn or ill-fitting shoes.

  4. 4

    Return gradually

    Increase distance and intensity slowly, guided by symptoms.

Frequently Asked Questions

What is runner's knee?

Runner's knee, also called patellofemoral pain syndrome, is pain around or behind the kneecap. It is common in runners and athletes but can affect anyone who stresses the knee.

What does runner's knee feel like?

Most people feel a dull ache around or behind the kneecap that worsens with running, climbing or descending stairs, squatting, kneeling, or sitting for long periods with the knees bent.

What causes runner's knee?

Common causes include overuse, weak quadriceps, hamstring, or hip muscles, poor running form or ill-fitting shoes, arthritis, and injury to the knee.

How long does runner's knee take to heal?

With activity modification and a strengthening program, many people improve within several weeks. Recovery is faster when the underlying cause, such as muscle weakness or form, is addressed.

Can I keep running with runner's knee?

Reducing mileage and avoiding hills and stairs while symptoms settle usually helps. A gradual return guided by pain and a physical therapist reduces the risk of a flare.

Does runner's knee need surgery?

Rarely. Most cases respond to rest, ice, physical therapy, and bracing. Surgery is considered only in severe cases with damaged tissue that does not respond to other care.

How is runner's knee diagnosed?

A physical examination of the kneecap, alignment, and muscle strength usually makes the diagnosis. X-rays or MRI may be used to rule out other problems.

Where can I be seen for runner's knee?

Total Spine and Orthopedics treats knee pain in Melbourne, Orlando (Lake Nona), and Titusville. Call (321) 499-4646 to schedule an evaluation.

Symptoms Of Runner's Knee

Symptoms usually build gradually with activity. Common signs include:

  • Pain around or behind the kneecap, especially when running or using stairs.
  • Pain with squatting, kneeling, or sitting with bent knees.
  • Swelling and inflammation in the knee.
  • Stiffness or tightness that makes bending difficult.
  • Grinding or clicking under the kneecap.
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Man sitting on a couch holding a painful knee

Related Conditions

Knee Pain

Knee Pain is a common symptom that can be caused by a wide variety of conditions ranging from sports injuries to tendonitis or certain medical conditions such as arthritis. The best way to determine the exact cause and available treatment methods for your specific situation is to have a diagnosis done by an expert physician such as our team of doctors here at Total Spine.

Sports Injuries

Sports injuries are a common occurrence, especially among athletes and active individuals. Whether it's a sprained ankle, a torn ligament, or a broken bone, sports injuries can sideline even the most seasoned athlete and impact their ability to perform at their best. Orthopedic treatments are often the go-to solution for these types of injuries, helping individuals get back on their feet and back to the sport they love.

Meniscus Tears

Meniscus tears are a common injury to the knee, often caused by twisting or bending the knee forcefully. The meniscus is a crescent-shaped piece of cartilage that acts as a cushion between the thigh bone and the shin bone. It helps to distribute weight evenly across the knee joint and provides stability.

Osteoarthritis

Osteoarthritis (OA) is a common degenerative joint disease that affects millions of people worldwide. It is characterized by the wear and tear of the cartilage that cushions the joints, leading to pain, stiffness, and loss of mobility. Osteoarthritis can affect any joint in the body, but it most commonly occurs in the hips, knees, and hands.

Hip Pain

The hips are one of the most critical joints in the body, allowing you to do many of your normal daily activities such as walking, standing, and more. This makes it all the more debilitating if pain, numbness, or weakness begins to affect your hips. Symptoms such as difficulty walking, trouble sleeping, and general uncomfortableness when lying on one side or the other are all common indicators of a hip issue that may need to be addressed.

Shoulder Pain

Shoulder pain can come from rotator cuff injuries, arthritis, frozen shoulder, or a pinched nerve in the neck, and it can limit sleep and daily tasks.

Joint Pain

Pain in the joints is a very common symptom often experienced in the feet, hips, spine, knees, or hands. In addition to pain, joint stiffness, as well as a burning or throbbing sensation in or near the joints, are also commonly associated with joint-related issues. It is important to note that in many cases the pain or burning sensation may not be constant but can increase or decrease depending on activity.

Hip Labral Tears

A labral tear is an injury to the tissue between the socket and ball portions of the hip joint. This tear can cause a variety of symptoms including intense pain, difficulty moving your hip, and reduced mobility of the hip.

Rotator Cuff Tears

A rotator cuff tear is a very common condition in the shoulder that can cause recurring pain, weakness, and a variety of other symptoms. When the tissues connecting muscles in the shoulder to bone, commonly known as tendons, become damaged or "torn", it can create a sensation of pain or weakness. The severity and symptoms of the tear can vary depending on what caused the tear to form and other factors.

Shoulder Labral Tears

Shoulder labral tears are a common injury that can cause pain and limited mobility in the shoulder joint. The labrum is a ring of cartilage around the socket of the shoulder blade (scapula), which helps to deepen the socket and stabilize the shoulder joint. A tear in this cartilage can occur due to injury, degeneration, or overuse, causing pain, weakness, and instability in the shoulder.

SLAP Tears

SLAP (Superior Labrum Anterior and Posterior) tears are a type of shoulder injury that affects the labrum, the cartilage that surrounds the shoulder joint. The labrum helps to stabilize the joint and provides a surface for the shoulder blade to move on. A SLAP tear occurs when the labrum is damaged, usually from a traumatic event such as a fall or a sports injury.

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