Frozen shoulder (also known as adhesive capsulitis) can cause pain, stiffness and a significant loss of shoulder range of motion. In this episode, biomechanist Katy Bowman and biologist Dr Jeannette Loram explain what’s actually happening inside the shoulder capsule during frozen shoulder. They discuss the different stages of the condition — including the freezing, frozen and thawing phases — as well as its connections with inflammation, menopause and diabetes.
They also explore why movement matters for shoulder health, and during recovery from frozen shoulder. To understand how movement can affect the shoulder capsule, it’s important to distinguish between movement in the shoulder and movement of the shoulder. Katy and Jeannette also look at everyday habits that may limit capsule movement and share some practical daily movements for maintaining shoulder mobility. Plus, they answer a listener's question about using hand paddles when swimming.
Enhanced Show Notes and Full Transcript00:00 Why we're talking about frozen shoulder
02:45 Dynamic Collective sponsors
05:05 What is frozen shoulder (adhesive capsulitis)?
14:28 Frozen shoulder, inflammation, menopause & other risk factors
24:37 The freezing, frozen & thawing stages — and treatment
29:16 Movement as prevention: moving
in the shoulder vs movement
of the shoulder
33:00 Daily prehab & rehab movements
37:22 Why, in this case, pain might be the way through
40:58 Everyday shoulder habits: bags, carrying & asymmetry
43:13 Should you swim with hand paddles? — listener question sponsored by
ScreenFit™
51:00 Your shoulder movement diet: climbing & clambering, hanging & “paint the globe”
Research Mentioned
Millar, N. L. et al. (2022).
Frozen shoulder. Nature Reviews Disease Primers, 8, 59.
https://doi.org/10.1038/s41572-022-00386-2Navarro-Ledesma, S. (2025).
Frozen Shoulder as a Systemic Immunometabolic Disorder: The Roles of Estrogen, Thyroid Dysfunction, Endothelial Health, Lifestyle, and Clinical Implications. Journal of Clinical Medicine, 14(20), 7315.
https://doi.org/10.3390/jcm14207315
Salamh, P. et al. (2025).
An International Consensus on the Etiology, Risk Factors, Diagnosis and Management for Individuals with Frozen Shoulder: a Delphi study. Journal of Manual & Manipulative Therapy, 33(4), 309–320.
https://doi.org/10.1080/10669817.2025.2470461
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What is Move Your DNA with Katy Bowman?
Movement isn’t optional—our bodies need it to thrive. Many of us struggle to get regular exercise, and even when we do, it can fall short of truly nourishing the body from head to toe. How can we move more—a lot more—when parts of us are sore, stiff, or simply forgotten in our busy lives?
Join biomechanist Katy Bowman, M.S., and biologist Dr. Jeannette Loram on Move Your DNA, where big-picture science meets practical action. Together, they explore biomechanics, kinesiology, physiology, cellular biology, and natural human movement—and translate it into simple, effective ways to wake up your trillion body parts. With humor, curiosity, and a focus on longevity, Katy and Jeannette help you move smarter, move more, and create a more natural habitat for yourself and your communities in today’s mostly sedentary world.