People fall in different ways in different countries. Someone in Japan, for instance, is far more likely to be hurt in a stair fall in an office, department store, or railway station than is anyone in the United States. This is not because the Japanese are more reckless stair users, but simply because Americans don’t much use stairs in public environments. They rely on the ease and safety of elevators and escalators. American stair injuries overwhelmingly happen in the home—almost the only place where many Americans submit themselves to regular stair use. For the same reason, women are far
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