Written by Dr. Jeffrey Peng, MD — Board-Certified Sports Medicine Physician Published: March 1, 2026 | Last Updated: March 1, 2026 If you've recently had a hyaluronic acid injection for knee arthritis—or you're considering one—you're probably wondering what comes next. Questions like "Is this soreness normal?" and "When will I start feeling better?" are among the most common things I hear from patients in my clinic. In this guide, I'll walk you through everything you need to

Board-certified sports medicine physician Dr. Jeffrey Peng ranks knee arthritis injections — PRP, hyaluronic acid, cortisone, and stem cells — based on the latest 2025 clinical evidence, safety data, and real-world outcomes.

Osteoarthritis is now recognized as a metabolic disease. Learn the 3-step evidence-based protocol — metabolic health optimization, PRP injection therapy, and targeted exercise — to reduce knee arthritis pain and restore mobility.

We know that hyaluronic acid injections and PRP therapy can help reduce symptoms related to hip osteoarthritis. But is one better than the other OR do you get even better results by mixing the two together? This recently published clinical trial compared the effects of PRP injection alone vs hyaluronic acid injection alone vs the two combined together. And they wanted to know which group had the best results for treating hip osteoarthritis. Let’s look at what they found. Hyal

Cortisone injections, hyaluronic acid injections, or platelet rich plasma injections? Which treatment should you choose to help relieve pain and disability related to symptomatic knee arthritis? This new systematic review and meta-analysis compared common injections we use to help provide symptom relief for arthritis. And the results are NOT what you think they’re going to be. Osteoarthritis is one of the most common causes of pain and disability worldwide. And once arthrit