A slot machine for blood pressure
Jeanette Williams, 73, a San Francisco housewife, used to see her doctor every week to make sure she was winning her battle against hypertension, or high blood pressure. Now she merely stops by a shopping center near her home, where she consults a curious-looking machine that resembles an armrest-equipped chair in a college lecture hall. Taking a seat, Mrs. Williams rolls up her sleeve, puts her arm into a vinyl cuff, deposits 50ยข in the slot and pushes a button. On the console in front of her, the...
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