It’s a race against time in the freezing waters of the Potomac River near Ronald Reagan Washington National Airport. Rescuers are hunting for survivors of American Eagle Flight 5342, a Bombardier ...

Your body's first reaction, according to NPR, to a plunge in chilly water is the "cold shock" response: “Your heart rate jumps. Stress hormones spike. You gasp suddenly, and may hyperventilate.

Explore the science behind cold-water immersion: uncover surprising benefits and challenges in this deep dive into icy ...

“That sudden fall produces the cold shock response – a gasp, hyperventilation and increasing workload in the heart. “Because ...

The most dangerous response associated with CWI is ‘cold shock’.3 4 It is initiated by a rapid fall in skin temperature and includes gasping, hyperventilation, release of stress hormones, hypertension ...

Conditions like cardiovascular disease or cold hypersensitivity pose risks, and the “cold-shock response”—a sudden gasp reflex when hitting icy water—can be dangerous. Experts emphasise ...