Willamette Week: At Heart Coffee, There’s No Wi-Fi, to Ensure You’re Laser-Focused on the Beans

At Heart Coffee, There’s No Wi-Fi, to Ensure You’re Laser-Focused on the Beans

In humans, the heart is approximately the size of a closed fist and is located between the lungs, in the middle compartment of the chest, called the mediastinum. [4]

Heart, organ that serves as a pump to circulate the blood. It may be as simple as a straight tube, as in spiders and annelid worms, or as complex as the four-chambered double pump that is the center of the circulatory system in humans, other mammals, and birds.

Your heart is the main organ of your cardiovascular system, a network of blood vessels that pumps blood throughout your body.

Learn more about the American Heart Association's efforts to reduce death caused by heart disease and stroke. Also learn about cardiovascular conditions, ECC and CPR, donating, heart disease information for healthcare professionals, caregivers, and educators and healthy living.

American Heart Association | To be a relentless force for a world of ...

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.

The heart is an organ, about the size of a fist. The heart is made of muscle and pumps blood through the body. Blood is carried through the body in blood vessels called arteries and veins. The process of moving blood through the body is called circulation. Together, the heart and vessels make up the cardiovascular system.