Sound is pressure — the louder the sound, the greater the pressure. The greater the pressure, the more damage it can do to your ears. If you’re in a noisy environment, it’s important to know how ...
High blood pressure is defined as a systolic (when the heart contracts) pressure of at least 140 millimeters of mercury or a diastolic (when the heart relaxes in between heartbeats) pressure of at ...
For decades, researchers have sought to find the natural barometers that sense changes in the body's blood pressure so that the proper physiological response can be made. Barometers like these can ...
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