Heartbeat 1 __top__ May 2026

The frequency of these beats over a specific period, typically measured in beats per minute (BPM) .

This is the longer phase where the heart chambers relax and fill with blood. Blood from the body and lungs collects in the upper chambers, known as the atria . heartbeat 1

Advancements in medical technology have made monitoring the heartbeat more precise and less invasive. Beyond traditional electrocardiography (ECG) , modern methods include: The frequency of these beats over a specific