What Does It Really Mean to Age Well? A few days ago, a video appeared in my TikTok feed featuring Bryan Johnson, the technology entrepreneur who has become famous for his efforts to reverse biological aging. Johnson was discussing how some measurements of his cardiovascular and respiratory fitness resemble those of an 18-year-old. My immediate thought was: What about his joints?

Orthobiologics continues to evolve at the intersection of biology, biomechanics, technology, and clinical judgment. This week’s five stories range from a question I never expected TikTok to make me investigate, whether what we eat could affect our own PRP, to long term intraosseous BMC data in ankle osteoarthritis, tendon health, robotic blood draws, and the increasingly important question of when medical testing is thoughtful medicine rather than “too much.”

ORTHOBIOLOGICS DIGEST™ September 28, 2026 | No. 4 Research. Evidence. Perspective. Curated and interpreted by Deborah Westergaard, M.D. Orthobiologics Digest™ brings together research and news about regenerative medicine, joint and spine preservation, and musculoskeletal health. I explain what the evidence shows, where its limits remain, and how I think about it as a physician in practice since 1989 with experience in anesthesiology and image-guided procedures. This issue con

Dr. Deborah Westergaard examines emerging osteoarthritis research, PRP and bone marrow concentrate stem cell guidance, spine injection precision, GLP-1 muscle and tendon questions, and myofascial pain. This Orthobiologic Digest explores what the evidence means for patients considering joint and spine care in Dallas and Plano.

ORTHOBIOLOGIC DIGEST™ September 14, 2026 Research. Evidence. Perspective. Curated by Deborah Westergaard, MD Orthobiologic medicine is moving quickly. Every week, new studies, media stories and social-media claims appear about PRP, bone marrow concentrate, stem cells, joint preservation and regenerative medicine. Some are genuinely exciting. Some raise more questions than they answer. And sometimes an interesting piece of science becomes a much bigger claim by the time it rea

September 8,2026 | Curated clinical and regulatory news with commentary from Deborah Westergaard, MD About the Orthobiologic Digest The Orthobiologic Digest is a patient-friendly review of research and news in regenerative musculoskeletal medicine, joint preservation, PRP, bone marrow concentrate, cell therapy, and related regulatory developments. I select stories that I think matter, explain what they actually show in plain language, and add my perspective as a physician in