The Sauna Renaissance: Science, Culture & Entrepreneurship with Sierra Blake

SUMMARY:In this episode of Homegrown Hustle, host Matt Eickman sits down with Sierra Blake, Adjunct Professor at Augsburg University and Founder/CEO of Saint Lucie, the company behind the rapidly emerging “sauna serum.” Sierra unpacks the neuroscience, physiology, and cultural anthropology behind sauna and cold-plunge practices—tracing them from ancient rituals to modern wellness movements fueled by COVID-era behavioral shifts. She breaks down her journey “from research to ritual” as she moved from academic study and IRB-approved research design to the creation of a startup at the beginning of a national sauna renaissance. The conversation spans addiction recovery research, business development, community-based entrepreneurship, product innovation, and the sociocultural forces shaping the explosive growth of bathing culture in the U.S. A masterclass in evidence-based wellness meets practical entrepreneurship.KEY TAKEAWAYS:Sauna and cold exposure have ancient multicultural origins rooted in ritual, community, and spiritual practices.Modern sauna growth surged post-COVID due to shifts in health behaviors, isolation, and the search for new third-spaces.Scientific research (especially Finnish longitudinal studies) shows significant reductions in all-cause mortality and cardiovascular events—but more controlled studies are needed.Entrepreneurship thrives at the intersection of academic curiosity, personal experience, and unmet need.The sauna industry in the U.S. is in its early stages, filled with collaboration, idea-sharing, and rapid innovation rather than competition.Saint Lucie sauna serum was developed to solve real, unaddressed problems (dry hair/skin during heat exposure).Execution—not ideas—is the differentiator between those who succeed and those who don’t.Community groups and founder circles play a critical role in supporting new entrepreneurs in emerging industries.Behavioral psychology reveals how large-scale events (like COVID-19) permanently reshape leisure, wellness, and consumption patterns.“Hustle,” as defined by Sierra, is continually pushing buttons, pulling levers, and doing your best—a process of ongoing experimentation and forward motion.CHAPTERS:00:00 – Introduction01:47 – The Research Journey03:30 – First Sauna Experiences05:15 – The IRB Study06:45 – Ancient Sauna Origins09:24 – The Modern Sauna Boom11:18 – The Finnish Study14:40 – COVID & Health Behavior Shifts17:00 – Third Spaces & Bathing Culture21:00 – The Sauna Economy23:45 – Creating St. Lucie26:45 – Product Development31:00 – First Sales33:10 – Community & Collaboration36:45 – Competitors & Market Validation39:20 – Entrepreneurial Conditioning44:00 – Founder Mastermind Groups46:30 – Future of Sauna Culture49:25 – Pricing & Buying Saint Lucie52:15 – How to Use the Serum54:20 – Who Buys the Product55:30 – Defining HustleGUEST RESOURCES:Facebook: https://www.facebook.com/profile.php?id=61565143112373Instagram: https://www.instagram.com/shopsaintlucie/?hl=enInstagram: https://www.instagram.com/__sierrablake/Linkedin; https://www.linkedin.com/in/sierracanham/Website: http://www.shopsaintlucie.com#HomegrownHustle #SaunaCulture #ColdPlunge #EntrepreneurLife #SaunaSerum #SaintLucie #WellnessScience #StartupJourney #FounderMindset #BathingCulture #MinnesotaBusiness #ContrastTherapy #HealthOptimization #HustleMindset