knee brace for runner's knee

Runner's Knee vs. Jumper's Knee: Choosing a Brace for Kneecap Pain

Pain at the front of the knee is one of the most common complaints among runners, jumpers and active people of all ages. Two conditions are often behind it: runner's knee and jumper's knee. This guide explains the difference and how to choose between a knee brace for runner's knee and a patellar tendonitis strap, so you can get back to moving comfortably.

Runner's knee vs. jumper's knee: what's the difference?

Both conditions cause pain at the front of the knee, but they affect different structures.

Runner's knee (patellofemoral pain syndrome)

Runner's knee is the everyday name for patellofemoral pain syndrome. The pain comes from the area around and behind the kneecap, where it glides over the end of the thighbone. It is common in athletes, especially young adults and women, but non-athletes get it too.

Common causes include:

  • Overuse: repeated stress from running, jumping or squatting, or sudden jumps in how often, how long or how hard you train
  • Kneecap tracking problems: the kneecap moves off-center in its groove, which can be linked to leg alignment and weak or imbalanced thigh and hip muscles
  • Changes in gear or surface: new shoes, worn-out shoes or a different running surface

Sometimes the cartilage under the kneecap softens, a condition called chondromalacia patella.

Jumper's knee (patellar tendonitis)

Jumper's knee, or patellar tendinitis, is an overuse injury of the patellar tendon. This tendon connects the bottom of the kneecap to the top of the shinbone and helps you straighten your leg. Repeated stress without enough recovery causes tiny tears in the tendon. It is most common in jumping sports like basketball and volleyball, but runners and other athletes can develop it as well.

Mayo Clinic lists risk factors such as heavy running and jumping (especially training more than 20 hours a week), sudden increases in training, tight thigh or hamstring muscles and uneven leg strength.

Symptoms: how to tell them apart

Runner's knee usually causes:

  • A dull ache around or behind the kneecap that starts gradually
  • Pain going up or down stairs, running, jumping or squatting
  • Pain after sitting for a long time with your knees bent, like in a car or a movie theater
  • Popping or crackling when climbing stairs or standing up

Jumper's knee usually causes:

  • Pain just below the kneecap, between the kneecap and the top of the shinbone
  • Pain that starts when jumping, at the beginning of exercise or after a hard workout
  • Over time, pain with daily tasks like climbing stairs or getting up from a chair

A simple clue: if you can point to the tendon just below your kneecap, think jumper's knee. If the ache is around or behind the kneecap itself, think runner's knee. A clinician can confirm which one you have, and some people have both.

Does a brace help kneecap pain?

A brace or strap can be a helpful part of treatment, but it works best alongside exercise and smart training changes.

For jumper's knee, Mayo Clinic lists strapping or taping as a physical therapy option that can help take pressure off the patellar tendon and may relieve pain. A strap sits just below the kneecap and puts gentle pressure on the tendon.

For runner's knee, the AAOS recommends a plan built around activity changes, rest and ice, anti-inflammatory medicine if needed, the right shoes and, above all, exercises that strengthen and stretch the thigh and hip muscles that keep the kneecap on track. A knee support designed to guide the kneecap can make activity more comfortable while you build that strength. The good news: the AAOS notes that symptoms usually go away fully with simple treatments or physical therapy, though they can come back if you do not adjust your training.

Types of braces for runner's knee and jumper's knee

Patellar tendon straps

A strap is a narrow band worn just below the kneecap. It puts targeted pressure on the patellar tendon. Straps are small, light and easy to wear during sports, which makes them the go-to option for jumper's knee.

Patella-stabilizing knee supports

These knee sleeves have a pad or ring around the kneecap, and sometimes adjustable straps, to help guide the kneecap along its groove. They are a common choice for runner's knee and kneecap tracking problems.

Compression knee sleeves

Basic compression sleeves offer warmth, mild support and better awareness of knee position. Many people with mild, general front-of-knee pain find them comfortable for daily activity and light exercise.

How to choose the right brace

  • Pain just below the kneecap? Start with a patellar tendon strap or a support with a pad below the kneecap.
  • Pain around or behind the kneecap, or a kneecap that feels like it slips? Choose a patella-stabilizing support.
  • Mild ache with a feeling of weakness? A compression support with a kneecap pad may be enough.
  • Check the fit. Use the size chart and measure where it tells you. A strap should feel firm but never cut off circulation.
  • Think about when you will wear it. Slim designs are easier to wear under running tights or for long days on your feet.

Recommended SPORLASTIC braces for runner's knee and patellar tendonitis

SPORLASTIC is a German maker of medical supports, part of the HAUBER Group, founded in 1870 and certified to ISO 13485. These options target pain at the front of the knee:

  • PATELLADYN®: A knee support designed to guide the kneecap toward the center using a side half-ring, a pad and adjustable straps. A strong choice for runner's knee, kneecap tracking problems and a kneecap that tends to slip.
  • KASSELER Patellar Tendon Bandage: A one-size patellar tendon bandage with a finely textured pad, a cut-out for the tip of the kneecap and adjustable pad pressure. Ideal for patellar tendinitis and front-of-knee pain during sport.
  • SUPER-GENUPLUS Knee Bandage: A knee support with a pad below the kneecap, a pull strap and side stabilizing bars. Designed for patellar tendinitis and kneecap cartilage problems when you want more coverage than a strap.
  • GENU-HiT® SUPREME Knee Support: A breathable compression support with an anatomically shaped silicone pad that helps relieve pressure on and guide the kneecap. Great for everyday runner's knee discomfort.
  • GENU-HiT® WING Knee Support: A support with a padded “wing” aimed at pain on the front and inner side of the knee. It can be worn on either leg.
  • GENU-HiT® RS Knee Support: A compression support with a silicone ring around the kneecap and side coil springs, for light, comfortable support during daily activity.

Shop all runner's knee braces · Shop patellar tendonitis straps

Tips for wearing a knee brace or strap

  • Place it correctly. A patellar strap should sit on the tendon just below the kneecap, not on the kneecap itself.
  • Wear it during activity. Most people wear a strap or support while running, training or doing activities that trigger pain.
  • Do your exercises. Strengthening the quadriceps and hip muscles is the core treatment for runner's knee, and gradual tendon-loading exercises help jumper's knee.
  • Build up training slowly. Avoid big jumps in distance or intensity, and warm up before every session.
  • Check your shoes. Wear shoes made for your sport and replace them when they wear out.

If you are older and your kneecap pain comes with stiffness and grinding, it may be arthritis; see our knee brace for arthritis guide. If your pain started suddenly with a twist, read Meniscus Tear: Does a Knee Brace Help?

When to see a doctor

Try self-care first: ice the knee and cut back on activities that hurt. See a doctor or physical therapist if:

  • Pain lasts or gets worse despite rest
  • Pain gets in the way of daily activities
  • Your knee is swollen, red or warm
  • Your knee becomes harder to move, locks or gives way

A physical exam and sometimes X-rays help with diagnosis. Surgery is rarely needed for either condition.

Frequently asked questions

Does a patellar tendon strap really work?

Mayo Clinic notes that strapping or taping can help take pressure off the patellar tendon and may relieve pain. It works best together with stretching and strengthening exercises.

Should I run with runner's knee?

Stop or cut back on activities that cause pain. Low-impact exercise like cycling, swimming or the elliptical can keep you fit while your knee settles. Return to running gradually.

Should I wear a knee strap all day?

Usually not. Most people wear a strap during sports or activities that cause pain and take it off afterward to give the skin a rest.

Is it runner's knee or patellar tendonitis?

Runner's knee usually hurts around or behind the kneecap. Patellar tendonitis usually hurts just below it, on the tendon. A clinician can tell you for sure.

How long does runner's knee take to heal?

It varies from person to person. Most people improve with rest, activity changes and physical therapy, but symptoms can return if training is not adjusted.

Looking for support for another area? Browse our shop by injury page.

Sources

This article is for general information only and is not medical advice. Please see a physician or physical therapist for diagnosis and treatment.

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