RT Journal T1 HYpertension as an expression of the lack of the well-balanced life JF Journal of the American Medical Association JO Journal of the American Medical Association YR 1919 FD December 20 VO 73 IS 25 SP 1886 OP 1887 DO 10.1001/jama.1919.02610510024014 UL http://dx.doi.org/10.1001/jama.1919.02610510024014 AB Within comparatively few years the sphygmomanometer has won a permanent place in the armamentarium of the physician. Like other instruments of precision, it has enriched the technic of diagnosis and made therapy more easily evaluated. Systolic and diastolic pressures and the difference between them known as pulse pressure have become something definite. Hypotension and hypertension have attained a familiar sound even among laymen; so that a well known physician, referring to the ease with which high blood pressure can now be discovered, said of the use of the manometer: "I think any social worker would be better for knowing it and could learn it in fifteen minutes. For though one of the simplest, it is the most important of all medical tests."1The "popularizing" of an instrument of precision or of a valuable technic is always liable to lead to misconceptions, particularly of the sort that represent the relation