Ever tried sinking your face in a bowl of ice-cold water? This simple practice, known as the “diving reflex,” offers incredible benefits beyond just skin health. I’ve found that immersing my face in ice-cold water helps regulate my nervous system. The diving reflex, also known as the mammalian dive reflex, is triggered when cold water touches the face. This reflex activates the vagus nerve, which in turn stimulates the parasympathetic nervous system, easing stress and anxiety. It also increases