Measure Heart Rate Beatの紹介
How to measure your heartbeat using heart rate monitor free app?
To use this heart rate monitoring app, just place your finger on your phone's camera and hold it there, your heart rate will be displayed after a few seconds.
What is a normal heart rate or heartbeat?
To use this heart rate monitoring app, just place your finger on your phone's camera and hold it there, your heart rate will be displayed after a few seconds.
What is a normal heart rate or heartbeat?
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