Chemical digestion occurs when the body uses enzymes to break down certain molecules, such as carbohydrates. This process allows the bloodstream to absorb smaller molecules to transport around the ...

This story is part of a series exploring human anatomy and physiology complexities. Each story in this collection showcases discoveries reshaping our understanding of the body's inner workings, ...

Medically reviewed by Michael Menna, DO Key Takeaways The circulatory system carries oxygen and nutrients throughout the body and removes waste.The lymphatic system helps fight disease by creating and ...

A rumbling stomach is a normal part of digestion. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. When you haven't eaten in a while, your body ...

The digestive system does far more than simply process food. This complex network serves as the foundation for overall health, influencing everything from immune function and brain health to energy ...