![](https://www.pathwaymedicine.org/wp-content/uploads/2023/08/lungs-2.jpg)
Internal Medicine
The Internal Medicine category covers a broad range of health conditions and diseases that affect the body’s internal systems and organs.
This includes specialties such as cardiology, gastroenterology, endocrinology, nephrology, pulmonology, and rheumatology, among others.
![](https://www.pathwaymedicine.org/wp-content/uploads/2023/08/lungs-2.jpg)
![GI Water and Electrolyte Absorption](https://www.pathwaymedicine.org/wp-content/uploads/2023/08/Untitled-design-5.jpg)
GI Water and Electrolyte Absorption – Key Players in Maintaining Hydration
Rufus Erickson
August 4, 2023
![Starling Forces](https://www.pathwaymedicine.org/wp-content/uploads/2023/08/Starling-Forces.png)
Starling Forces: The Key to Understanding Fluid Balance
Rufus Erickson
August 2, 2023