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 primary responsibility of the heart is to pump blood throughout the circulatory system. As the center of the circulatory system, the heart is an essential organ for maintaining the overall ...

Poor circulation reduces blood flow to various body parts. It can cause numbness, tingling, and swelling. Conditions such as atherosclerosis, diabetes, and blood clots can cause poor circulation.

Red blood cells are important mediators of the innate immune system. Depending on the cellular environment, these cells either activate the immune system or maintain the system in a dormant state. In ...

High blood pressure, or hypertension, does far more than raise the numbers on a blood pressure monitor. When blood pressure ...