Learn to read your pulse for hidden heart problems. Rhythm irregularities and rate changes reveal cardiovascular issues.

A racing heart is usually a sign of agitation or excitement. But if it's not unusual for your heart to beat too fast or to skip a beat, it might be worth having it checked out by a doctor.

Heart Rate Mystery Unveiled: Sex Differences in Human Sinoatrial Node Genes and Female Tachycardia - (https://www.ahajournals ...

Your resting heart rate (RHR), measured when you are calm, relaxed, and have been still for at least five minutes, reflects how efficiently your heart muscle works. A lower RHR generally indicates ...

Perhaps you even monitor your heart rate in those moments in support of keeping your physical fitness high and your stress low. But how often do you take note of your resting heart rate?