The human heart beats 60-100 times a minute, without you needing to pay any attention to it. Heart function is controlled by the brain’s autonomic nervous system (the parasympathetic and sympathetic ...

The heart is the body's hardest-working muscle. Whether you're awake or asleep, or exercising or resting, your heart is always at work. It pumps blood through arteries to deliver oxygen to organs and ...

Rhythm is all around us and this week we're taking a look at its many different forms, from rhythms in music and poetry to those inside our bodies. NPR's Neda Ulaby has a story about art that is based ...