The heart is the body's hardest-working muscle. Whether you're awake or asleep, or exercising or resting, your heart is ...

Learn about the anatomy of the heart and how its chambers, valves, and vessels work together to maintain effective blood circulation throughout the body to sustain life.

Heart,Arteries, Legs & Feet #bloodflow #circulation #heart #arteries #legs #feet #health #healthapta #healthtips It’s hard to believe, but your body holds about 60,000 miles of blood vessels.

My heart was breaking, but not from lost love. It was failing in the most literal sense.