But you can feel your heart beating in there, unless you're kind of chubby ... No matter how old you are, make a little promise to the pump that keeps you alive. 8 Essential simple steps and a promise ...

The decrease in blood pressure causes your heart to beat faster as it works to ensure ... heartbeat triggered by stress with ...

During an average lifetime, the human heart will beat more than 2.5 billion times. Give a tennis ball a good, hard squeeze. You're using about the same amount of force your heart uses to pump ...

View Full Profile. Learn about our Editorial Policies. The simple, constant rhythm of a beating heart is a reassuring sign of life. With each lub-dub, blood brings life-sustaining oxygen throughout ...