Ever had that moment where it feels like your heart skips a beat? This might occur after a stressful day, a burst of exciting news, meeting someone new or even drinking your morning coffee. And ...

University of Melbourne researchers working on a large study of smartwatch data have found that the heart rates of 70% of people follow weekly, quarterly or even yearly cycles. The research, published ...

You’re likely familiar with the idea of a circadian rhythm – your body’s 24-hour cycle that governs sleep and wakefulness. It turns out that resting heart rate also follows mysterious, long rhythms ...

It turns out that resting heart rate also follows mysterious, long rhythms that run independently of the outside world. Resting heart rate is measured by how many beats per minute your heart makes ...