Written by Dr. Jeffrey Peng, MD — Board-Certified Sports Medicine Physician Published: March 1, 2025 | Last Updated: March 1, 2025 Visceral fat is something most people have never heard of, but it may be one of the most important factors in long-term joint health. Unlike the fat you can pinch under your skin, visceral fat hides deep inside your abdomen, surrounding your organs. It does not simply sit there quietly — it actively drives systemic inflammation, fuels metabolic s

Medically reviewed by Dr. Jeffrey Peng, MD — Board-Certified Sports Medicine Physician Last updated: February 28, 2026 Red light therapy has become one of the most talked-about recovery tools among athletes and fitness enthusiasts. From professional sports teams to home LED panels, the technology is everywhere — but does the science actually support the hype? As a sports medicine physician who has treated thousands of athletes in the San Francisco Bay Area, I get asked about

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.

Written by Dr. Jeffrey Peng, MD — Board-Certified Sports Medicine Physician PRP can work incredibly well for tendons, joints, and soft-tissue injuries—but a lot of people still get disappointing results. Here’s the pattern I see over and over again: two people get the same PRP injection, from the same doctor, using the same technique—and one improves dramatically while the other barely notices a change. And most of the time, it’s not because the injection was done wrong. What

I get asked these questions ALL the time. Is it safe to walk with knee arthritis? Am I going to make the arthritis worse the more I walk? What if I have pain when I walk? I’m going to answer these questions with data from a recent clinical study. The goal is to convince you that yes it is safe to walk with knee arthritis. No you are not going to make the arthritis worse, in fact quite the opposite, walking is likely protective against arthritis. And can you walk if you have p

What if I told you that doing just two very easy exercises will help treat your plantar fasciitis? A recent randomized controlled trial compared a simple daily stretching regimen, again just 2 exercises, to 6 weeks of in-office physical therapy and found that the home stretching routine was just as good at minimizing pain, improving function, and restoring quality of life. I’m going to show you what these two exercises are and how you can use them to treat plantar fasciitis.

Exercises: Half squats - 3 sets of 10, hold for 2-3 seconds Hamstring curls - 3 sets of 10, hold for 2-3 seconds Lying straight leg raise - 3 sets of 10, hold for 2-3 seconds Prone straight leg raise - 3 sets of 10, hold for 2-3 seconds Lying Hip abduction - 3 sets of 10, hold for 2-3 seconds Lying Hip adduction - 3 sets of 10, hold for 2-3 seconds Stretches: Hip flexor stretch - 30 seconds, increase to 60 seconds Seated rotation stretch - 30 seconds, increase to 60 seconds G

This video will review exercises for knee arthritis and knee pain. Exercise therapy is extremely important for those who suffer from knee arthritis. It can improve long term outcomes and decrease the risk for knee replacement surgery. This exercise program is designed to hit all the major muscles in the leg. People who have knee arthritis tend to also have a lot of muscle atrophy leading to muscle weakness. So it is very important to maintain this program a few times a week.

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