Episode 71 Insoles & Orthotics Do You Really Need Them or Is It Marketing? 🦶

Episode 71 Insoles & Orthotics Do You Really Need Them or Is It Marketing? 🦶💬 Got a question or feedback? Write us at: [email protected]☕ Buy a Gel Caf for Lactate to support the work: ko-fi.com/lactateSummary: The foot orthotics market is projected to hit $8.4 billion, but is the technology based on solid science or just clever marketing? This episode dismantles the outdated dogma of mechanically "correcting" your foot's alignment, pioneered by Dr. Merton Root. We explore the modern neurophysiological revolution led by Dr. Benno Nigg, whose "Muscle Tuning" and "Comfort Filter" paradigms reframe orthotics as sensory input devices that work with your body's preferred movement path, not against it. We reveal the hard data: ultrasound studies prove that 12 weeks of custom orthotic use can trigger rapid disuse atrophy, shrinking key intrinsic foot muscles like the abductor hallucis by over 17%. Finally, we deliver an actionable blueprint: learn why a $50 prefabricated insert is often clinically equivalent to a $500 custom device for plantar fasciitis, why "short-foot" exercises are mandatory to prevent muscle wasting, and the critical reason you must never combine custom orthotics with carbon-plated super shoes due to severe biomechanical conflicts that negate performance and increase injury risk.Keywords: orthotics, insoles, biomechanics, running economy, foot muscle, plantar fasciitis, super shoes, benno nigg, comfort filter, injury prevention🎙️ Lactate, the podcast that deciphers science to improve your performance.Key references :Cochrane, R., et al. (2019). The effect of foot orthoses and insoles on running economy and performance in distance runners: A systematic review and meta-analysis. Journal of Sports Sciences. https://pubmed.ncbi.nlm.nih.gov/31423908/Jung, D. Y., et al. (2011). Effect of foot orthoses and short-foot exercise on the cross-sectional area of the abductor hallucis muscle in subjects with pes planus: a randomized controlled trial. Journal of Back and Musculoskeletal Rehabilitation. https://pubmed.ncbi.nlm.nih.gov/22142711/Nigg, B. M., Baltich, J., Hoerzer, S., & Enders, H. (2015). Running shoes and running injuries: mythbusting and a proposal for two new paradigms: 'preferred movement path' and 'comfort filter'. British Journal of Sports Medicine. https://bjsm.bmj.com/content/49/20/1290Protopapas, K., et al. (2020). The effect of a 12-week custom foot orthotic intervention on muscle size and muscle activity of the intrinsic foot muscle of young adults during gait termination. Clinical Biomechanics. https://pubmed.ncbi.nlm.nih.gov/32521283/Tran, K., & Spry, C. (2019). Custom-Made Foot Orthoses versus Prefabricated Foot Orthoses: A Review of Clinical Effectiveness and Cost-Effectiveness. Canadian Agency for Drugs and Technologies in Health. https://www.ncbi.nlm.nih.gov/books/NBK549527/Voices generated by artificial intelligence from the scientific report produced by the Lactate team.