sento

Heat shock and winter bathing: water temperature, timing, and prevention

An estimated 19,000 people a year die suddenly while bathing in Japan, most of them in winter, most of them over 65. What heat shock actually is, the official rules for avoiding it, and what the blood pressure swing looks like on a watch.

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Onsen vs sento: what is actually the difference, and which one you want tonight

One is defined by a law about the water, the other by a law about the building. Price, water, atmosphere, and what each is good for, plus the third thing, the super sento, that most people actually mean.

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Apple Watch in the bath or at a sento: water resistance, soap, and heat

Apple Watch is water resistant, but that does not make every bath or sento visit risk-free. Learn what Apple says about soap, hot water, Water Lock, and care.

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