A resting heart rate is the simplest way to gauge your overall health. Here’s what you should know about its normal range, ...

2.5 billion. No, it's not how old the Earth is. It's the average amount of times the heart beats in a lifetime, according to the American Heart Association. A quick review on this important organ: The ...

Dear Dr. Donohue: Recently, while walking on my home treadmill, I stepped off to check my pulse. I did so by pressing two fingers on my left neck artery. I had to press rather hard to find the pulse.