Internal Medicine Research Unit, Pfizer Research and Development, Cambridge, MA, United States The lymphatic vascular system spans nearly every organ in the body and serves as an important network ...

When the heart contracts it pushes blood into blood vessels which creates blood pressure. A blood pressure reading consists of two values: systolic value – blood pressure while the heart is squeezing ...

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 ...

Cardiovascular disease contributes to symptom expression, reduced quality of life and premature death. Normally, the cardiovascular system function is effectively regulated by the unconscious nervous ...

You remember how Dorothy, Toto, and the rest of the gang were trying to make their way to see the Wizard of Oz? That’s kind of how veins work in relation to your heart. Your heart is the wizard, and ...

When a person takes part in exercise their face can become pink due to vasodilation of the blood vessels close to the skin's surface. When the heart contracts it pushes blood into blood vessels which ...