Cold Plunge for Longevity and Metabolism: A Genuine Biohack or a Chilly Dose of Overhyped Resilience?
In the ever-accelerating world of science-based health tips and biohacking, a once-niche practice has exploded into mainstream consciousness: the cold plunge. From ice barrels in back gardens to sophisticated climate-controlled tubs, plunging into frigid waters is no longer just for elite athletes. As of early 2026, it has become a pervasive cultural phenomenon, marketed as …