RUSSELLVILLE -- While Arkansas Tech University's new Ferguson Student Union is filled with various modern amenities, campus leaders say its most important aspect is how deeply involved students were ...
What is heart rate variability (HRV)? As popular as the metaphor may be, a healthy heart doesn’t beat as regularly as a metronome. In fact, it changes its rhythm with each beat. Heart rate variability ...
Researchers show that regular earbuds can be turned into heart-vibration sensors that measure detailed heart valve activity almost as accurately as chest-mounted medical devices.
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