Don't Love the Stairmaster: Try Passive Cardio with Infrared Sauna with Connie Zack

If you've ever dismissed a sauna as a spa luxury, this episode will change your mind. In this episode, Connie Zack, co-founder of Sunlighten, breaks down how infrared light interacts with the body at the cellular level — and why it's genuinely different from just getting hot. Connie covers all four wavelengths, the SoloCarbon blood pressure trials, why deliberately exposing yourself to heat can…