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

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Cold water shock can therefore cause heart attacks, even in relatively young and healthy people. Hypertension: 5 Early Morning Hidden Signs Of High Blood Pressure You Must Know Other factors that ...

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.

immersion in cold water is stressful and carries a significant risk of respiratory, cardiovascular and, possibly, peripheral neurovascular injury. The most dangerous response associated with CWI is ...