Tachycardia is the medical term for a heart rate over 100 beats per minute (BPM). It can be a sign of emotional distress or anxiety, anemia (low levels of iron in the blood), infections, dehydration, ...

Your heart beats approximately 100,000 times every single day, pumping roughly 2,000 gallons of blood through your body without taking a single break. This remarkable organ works tirelessly from the ...

To live is to have a heartbeat, which is why it makes sense for us living things to have a good understanding of our ticker. It’s well-known science that our hearts beat faster when we exercise and ...

If you’ve ever glanced at your smartwatch mid-workout and wondered whether your heart rate is impressively low for how hard ...