By Dr. Jeffrey Peng, MD · Published March 5, 2025 · 7 min read Watch the Full Video If you have been diagnosed with knee osteoarthritis and are exploring injection options, two of the most common treatments you will encounter are platelet-rich plasma (PRP) and hyaluronic acid (HA) injections. Both are well-established, evidence-based treatments that can reduce pain and improve function, but they work through different mechanisms and come with different cost and insurance co

By Dr. Jeffrey Peng, MD · Published March 5, 2025 · 6 min read Watch the Full Video If you are dealing with persistent shoulder pain — whether from a rotator cuff tear, tendinopathy, or impingement — your doctor may have recommended a cortisone injection. Cortisone is a well-established treatment that can provide quick symptom relief. But recent clinical evidence suggests that platelet-rich plasma (PRP) may offer superior long-term results for many shoulder conditions. In t

By Dr. Jeffrey Peng, MD · Published March 4, 2026 · 30 min read Watch the Full Video Platelet-rich plasma (PRP) injections have generated significant attention for their ability to treat joint pain, tendon injuries, and accelerate recovery using your body’s own healing mechanisms. But with growing interest comes a flood of questions: Does PRP actually work? How does it compare to cortisone or stem cells? Is the cost justified when insurance does not cover it? In this compreh

By Dr. Jeffrey Peng, MD · Published March 4, 2026 · 8 min read Watch the Full Video Cortisone injections have been a staple of musculoskeletal medicine for decades. They are fast, relatively inexpensive, and can deliver meaningful short-term pain relief for conditions ranging from arthritis to tendinitis and bursitis. But what does the clinical evidence actually say about the long-term consequences of cortisone shots on your tendons and joints? In my practice as a sports me

By Dr. Jeffrey Peng, MD · Published March 4, 2026 · 6 min read Watch the Full Video Knee osteoarthritis is one of the most common conditions I treat in my sports medicine practice . It is characterized by the progressive deterioration and loss of cartilage inside the knee joint. While many patients assume that arthritis means the end of an active lifestyle, understanding the warning signs early can help you take the right steps to manage symptoms and preserve joint function.

By Dr. Jeffrey Peng, MD · Published March 4, 2026 · 8 min read Watch the Full Video For decades, surgery was considered the only reliable option for repairing torn tendons. Partial tears of the rotator cuff, in particular, present a clinical challenge because they rarely heal on their own and tend to worsen over time. However, emerging research suggests that platelet-rich plasma (PRP) injections may offer a compelling nonsurgical alternative — one that not only reduces pain

By Dr. Jeffrey Peng, MD · Published March 4, 2026 · 8 min read Watch the Full Video Stem cell therapy has become one of the most talked-about treatments in the world of joint pain and arthritis. The promise is alluring: a single injection that could repair damaged cartilage, eliminate chronic pain, and restore mobility without surgery. But does the science actually support the hype? As a sports medicine physician who specializes in orthobiologic treatments , I want to walk

By Dr. Jeffrey Peng, MD · Published March 4, 2025 · 8 min read Watch the Full Video Platelet-rich plasma (PRP) injections have become one of the most promising regenerative medicine treatments for osteoarthritis, tendon injuries, and other musculoskeletal conditions. Clinical trials continue to demonstrate that PRP can outperform many conventional treatments — but not all PRP is created equal. There are three critical mistakes that can undermine the effectiveness of your PR

By Dr. Jeffrey Peng, MD · Published March 4, 2026 · 10 min read Watch the Full Video Living with knee osteoarthritis often means navigating a confusing landscape of treatment options, especially when it comes to injections. If cortisone shots have given you little to no lasting improvement, you are far from alone. The good news is that there are several alternatives worth considering, and the clinical evidence behind them continues to grow. In this guide, we will compare the

By Dr. Jeffrey Peng, MD · Published March 4, 2025 · 20 min read Watch the Full Video What Is Knee Osteoarthritis and Why Is It So Complex? Knee osteoarthritis is the most common form of arthritis and is defined by the progressive loss of cartilage within the joint. Despite its prevalence, most patients have a limited understanding of the condition and the full range of treatment options available. In my practice, I frequently encounter patients who have received incomplete o

By Dr. Jeffrey Peng, MD · Published March 4, 2026 · 12 min read Watch the Full Video Meniscus tears are among the most common knee injuries, affecting athletes and older adults alike. They can cause significant pain and disability in some people, yet in others they produce no symptoms at all. This disconnect is one of the main reasons there is so much confusion surrounding meniscus tear treatment — patients often receive conflicting advice from different providers. In this a

By Dr. Jeffrey Peng, MD · Published March 4, 2026 · 7 min read Watch the Full Video Platelet-rich plasma ( PRP ) injections have become one of the most effective nonsurgical treatments for knee osteoarthritis. However, what many patients and even physicians do not realize is that not all PRP injections are created equal. The number of platelets delivered during treatment — known as platelet dosing — plays a critical role in determining whether PRP will actually work. In this

By Dr. Jeffrey Peng, MD · Published March 4, 2026 · 8 min read Watch the Full Video Frozen shoulder — clinically known as adhesive capsulitis — is one of the most frustrating conditions I treat in my sports medicine practice. Patients often arrive having received conflicting advice: some were told to wait it out, others to get surgery, and many were never informed about the full range of evidence-based options available today. In this comprehensive guide, I break down every

Medically reviewed by Dr. Jeffrey Peng, MD — Board-Certified Sports Medicine Physician Knee osteoarthritis is one of the most common conditions I treat in my sports medicine practice, and it is also one of the most misunderstood. Patients frequently arrive with beliefs about their diagnosis that are not only inaccurate but are actively preventing them from getting better. Misinformation about osteoarthritis can lead to unnecessary fear of movement, delayed treatment, and a l

Written by Dr. Jeffrey Peng, MD — Board-Certified Sports Medicine Physician Published: March 3, 2026 | Last Updated: March 3, 2026 Patients with severe knee osteoarthritis often face a difficult crossroads: exhausted conservative options, reluctance to pursue surgery, and uncertainty about whether emerging treatments like platelet-rich plasma (PRP) can still offer meaningful relief at an advanced stage of disease. In my sports medicine practice, I frequently see patients wit

Written by Dr. Jeffrey Peng, MD — Board-Certified Sports Medicine Physician Published: March 3, 2025 | Last Updated: March 3, 2025 Selecting the right physician for your platelet-rich plasma injection is one of the most consequential decisions you can make about your treatment. In my practice, I consistently see patients who have had suboptimal outcomes not because PRP failed them, but because the procedure was performed incorrectly — wrong technique, insufficient platelet d

Written by Dr. Jeffrey Peng, MD — Board-Certified Sports Medicine Physician Published: March 4, 2026 | Last Updated: March 4, 2026 Knee cartilage lesions — including chondromalacia and osteochondral defects — have long been considered irreversible. Once cartilage wears down or detaches, the conventional wisdom has been that it simply cannot regenerate on its own. However, emerging evidence suggests that platelet-rich plasma (PRP) injections may not only reduce pain and impr

Written by Dr. Jeffrey Peng, MD — Board-Certified Sports Medicine Physician Published: March 3, 2026 | Last Updated: March 3, 2026 If you have been diagnosed with knee osteoarthritis, you are likely wondering what you can do to keep it from getting worse — and whether surgery is inevitable. In my practice as a sports medicine physician, I meet patients every day who are anxious about their diagnosis and overwhelmed by conflicting advice. The good news is that there are three

Written by Dr. Jeffrey Peng, MD — Board-Certified Sports Medicine Physician Published: March 3, 2025 | Last Updated: March 3, 2025 Platelet-rich plasma (PRP) injections have become one of the most discussed treatments for knee osteoarthritis, yet misinformation remains widespread. Some orthopedic surgeons continue to dismiss PRP as unproven, while certain providers in regenerative medicine make exaggerated claims about regrowing an entirely new knee. The truth, as the latest

Written by Dr. Jeffrey Peng, MD — Board-Certified Sports Medicine Physician Published: March 3, 2026 | Last Updated: March 3, 2026 If you have been told that surgery is the only way to fix your rotator cuff tear, you may not have the full picture. While surgical repair is necessary in some cases, the majority of rotator cuff tears can be successfully managed without an operation — provided you take the right steps to support your recovery. As a sports medicine physician, I h