Your circulatory system works all day, every day, to pump oxygen throughout your body. There are cardiovascular conditions that can impact this system. Your circulatory system, also known as your ...

Your cardiovascular system consists of your heart, blood vessels, and blood. Together, they are a liquid transport network. This system delivers oxygen and nutrients to your body and picks up waste ...

The circulatory system is essential for the transfer of nutrients and oxygen to all cells of the body. The system consists of the heart and the blood vessels whose branches run throughout the body.

One of the most important preconditions for the development of terrestrial vertebrates in the course of evolution was the formation of the two halves of the circulatory system. Aquatic ancestors ...