In our fast-paced, hyper-connected world, chronic stress has become a prevalent issue, with the hormone cortisol serving as its primary biological marker. Persistently elevated cortisol levels can disrupt sleep, weaken immune function, and heighten anxiety. While many seek physical activity for relief, a growing number are turning to holistic practices that integrate body and mind. Freediving emerges not merely as a sport, but as a powerful discipline for physiological and …