Sauna Health Nut

Shopping for an infrared sauna gets confusing fast. Almost every brand claims “low EMF,” “premium wood,” and a “lifetime warranty.” But those words don’t always mean the same thing from…

If you’re shopping for an infrared sauna on a budget, you’ve probably already run into JNH Lifestyles. The brand shows up everywhere from Amazon to Walmart. It’s usually priced hundreds…

A Clearlight quote can land anywhere from around $3,400 for an entry Premier up past $10,000 for a larger Sanctuary with add-ons, and the company doesn’t post a fixed price…

If you like to sauna and want real numbers on what the heat is doing to your heart rate, sleep, and recovery, you’ve probably looked at the Oura Ring 5.…

Short answer: A small randomized, sham-controlled trial found that whole-body infrared-A heat therapy significantly reduced pain intensity in fibromyalgia patients compared to a sham condition, with the effect still measurable…

Short answer: Pulse wave velocity (PWV) and augmentation index (AIx) are two different measurements that come out of the same pulse wave analysis process, but they measure arterial stiffness in…

Short answer: Vascular age is a comparative metric: it measures how your arterial stiffness compares to population-average values for your age group, not your birth certificate. It’s calculated by comparing…

A standard blood pressure cuff only tells you what’s happening in your arm. It can’t show what’s happening deeper in your arteries. That’s exactly the kind of change regular sauna…

Short answer: Central blood pressure is the pressure your heart actually generates at the aorta, distinct from brachial blood pressure, the number your arm cuff measures at the upper arm.…

Short answer: Cuffless blood pressure devices, the smartwatches, rings, and optical wristbands that estimate blood pressure without an inflating cuff, have outpaced the science needed to validate them, according to…