BY AMY SYNNOTT The maximum pressure of the heart when beating is known as systolic pressure. Between heartbeats, when the heart relaxes, the pressure is known […]
Subendocardial viability ratio [SEVR] is a measure of the health of the subendocardium—the innermost layer of the heart muscle—relative to outer layers. It is calculated as […]
BY AMY SYNNOTT A rapid heart rate can be triggered by exercise, fear, anxiety, stress, anger, and yes—the poets don’t lie—even love. However, a consistently high […]
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