Are ice baths good for you?
They won’t hurt. Actually they might, a bit
A “cold shock” sounds unpromising, at least at first blush. Plunge into icy water, and, as you gasp for air, your heartbeat jumps, blood vessels constrict, stress hormones like cortisol, an immunosuppressant, surge and you begin to shiver. Yet the practice of regularly soaking in cold water is booming and has even become fashionable.
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