Anil Oza is a general assignment reporter at STAT focused on the NIH and health equity. You can reach him on Signal at aniloza.16. Heart disease and cancer are the leading causes of death in the ...

Understanding the Context

Heart cancer happens when diseased cells grow out of control on or near your heart, forming a tumour. Doctors say cancer begins in your heart, known as primary heart cancer, or even spreads there from ... Detroit News: Just4Kids: Why is heart cancer so rare? A biologist explains Heart, organ that serves as a pump to circulate the blood.

Key Insights

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. 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 is an American rock band formed in Seattle in 1967. The band evolved from previous projects led by the founding members Roger Fisher (guitar) and Steve Fossen (bass guitar), including The Army (1967–1969), Hocus Pocus (1969–1970), and White Heart (1970–1973). Electrical impulses make your heart beat, moving blood through these chambers.

Final Thoughts

Your brain and nervous system direct your heart’s function. What is the function of the heart? Your heart’s main function is to move blood throughout your body. Blood brings oxygen and nutrients to your cells. 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.