The Ancient Wisdom of Hot and Cold I’ll admit it—I was skeptical when I first heard about contrast therapy. The idea of deliberately alternating between scorching heat and freezing cold sounded more like medieval torture than modern wellness. But after watching everyone from elite athletes to wellness influencers swear by hot-cold routines, I decided to investigate what the science actually says. What I discovered changed not just my skepticism, but my entire approach to recovery and longevity. After exploring the best infrared saunas for home use, I realized this was a practice I could actually implement in my daily life.…