The cardiovascular system is the body’s main transport system, and its efficiency is essential for health and longevity. As it ages, it becomes less efficient, which has a negative impact on all other ...

A solid and methodical understanding of how the heart works is key to understanding what can go wrong with it. This first article in a two-part series covers anatomy and physiology, and the second ...

For people who want a good-paying, stable nursing job, one class stands in the way: Introduction to Anatomy and Physiology. We follow one student who is starting that class.