Human Body Systems: Enzymes, Electrolytes & Metabolism

Body systems rely on a balance of electrolytes, enzymes, and hormones like cortisol. Understand fat metabolism, urinary output, and energy system functions.

Why Does Exercise Increase the Pulse Rate?

Published Aug,14 2017 | By Dori Pinkerton

The primary function of the heart is to pump oxygenated blood throughout the human body as part of the circulatory system. When a person exercises, the heart rate, otherwise known as the pulse, will increase rapidly with the output of energy.