AIM: To examine the heart rate variability caused by type 2 diabetes.

目的：分析2型糖尿病对心率变异性的影响。

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Objective To observe the effect of losartan on hypertension and the heart rate variability.

目的观察氯沙坦的降压作用及其对心率变异性的影响。

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Aim: To evaluate clinical value of the heart rate variability in patients with congestive heart failure.

目的：评价心率变异性在充血性心力衰竭患者的临床应用价值。

youdao

They quantify your stress level by calculating your heart rate and the minute variations in the time between each beat, a measurement known as heart rate variability (HRV), which has been used to gauge the likelihood of mortality after a heart attack and to help assess certain psychiatric conditions.

WSJ: Keep Calm and Carry a Gizmo

The Zen Index uses heart-rate variability to quantify stress levels in a simplified manner, according to the company.

WSJ: Review of Tink�� and HeartMath Inner Balance Sensor for iOS

If you're curious about your heart-rate variability and the other data that can be gleaned from it, I'd recommend the HeartMath Inner Balance for a comprehensive approach.

WSJ: Review of Tink�� and HeartMath Inner Balance Sensor for iOS