58: Infrared Light, Sauna Science, and Personalized Wellness with Connie Zack

What if a sauna’s benefits are about more than temperature? In this episode of Take Back Your Health®, Dr. Amy Myers reconnects with Connie Zack, co-owner of Sunlighten and Sunlighten Day Spa, to explore infrared light, sauna science, wavelengths, heat shock proteins, and personalized wellness routines.

Connie shares the story behind Sunlighten and explains how steam, traditional, and infrared saunas differ. She breaks down far-, mid-, and near-infrared light, discusses red light, and explains why wavelength, separate delivery, independent testing, and proximity matter when comparing light-therapy products.

What You’ll Learn

How infrared saunas differ from steam and traditional heat saunas

The differences between far-, mid-, and near-infrared

How near-infrared and red light differ in visibility, depth, and wavelength

What Connie explains about heat shock proteins and controlled stress

Why sauna routines may be personalized around sweating, relaxation, energy, or consistency

When preheating may matter and why infrared energy begins as soon as the sauna is turned on

What to look for when comparing light-therapy products

Connie’s practical takeaways: make time for personal connection, stay hydrated, and choose a consistent routine that fits your needs

About Connie Zack