Patellar tendonitis is a common injury or inflammation of the tendon that connects your kneecap (patella) to your shinbone (tibia). Your pain may be mild or severe. Anyone can get patellar tendonitis.

Tendonitis is a common condition that can impact anyone, but becomes more likely as we age. It can be difficult as it ...

Calcific tendonitis (or tendinitis) occurs when calcium deposits build up in your muscles or tendons. Although this can happen anywhere in the body, it usually occurs in the rotator cuff. The rotator ...

What Is Tibialis Anterior Tendonitis? Your anterior tibial tendon is the part of your foot that controls movement as it touches the ground, pulls up from the ground, or turns the foot inward. Tendons ...

Most of us have heard the term “tendonitis,” usually when talking about conditions like tennis elbow, swimmer’s shoulder, or any of the many other overuse injuries we can develop. When we develop an ...

Tendons are composed of densely organized collagen fibers, proteoglycans, elastin and lipids. They are surrounded by the thin epitendon, which also contains nerves and blood vessels. Tendon structure ...

World number six Taylor Fritz says he is battling a knee issue ahead of the Australian Open, spending much of the off-season ...

Tendonitis—an inflammation or irritation of tendons—impacts daily mobility and quality of life. The tendonitis treatment market encompasses conservative approaches such as hot/cold therapy, physical ...

Taylor Fritz enjoyed a remarkable 2025 on the ATP Tour. He claimed titles in Eastbourne and Stuttgart on grass courts.

Fritz's admission of struggling with this condition highlights the physical toll that professional tennis can take on athletes. The recovery process often involves rest, physical therapy, and ...

Medically reviewed by Amy Kwan, PT Key Takeaways Patellar tendonitis happens when the tendon becomes inflamed and irritated.