the water on full blast looking for steam. In summer, they jump directly under an icy stream to “cool off.” This can cause thermal shock: the body reacts by suddenly constricting or dilating blood vessels.
Very cold water: the body can constrict blood vessels (vasoconstriction) and raise blood pressure.
Very hot water: can dilate blood vessels (vasodilation), lower blood pressure, and cause dizziness or fainting, especially when standing up.
What to do instead:
Aim for lukewarm, comfortable water, avoiding extremes.
Adjust the temperature before entering.
Enter gradually, without any sudden
There’s more to discover. Continue to the next page for the rest of this article.
