Dehydration Symptoms, Causes, and Rehydration Strategies

Identifying dehydration signs across all ages. Includes rehydration tips, electrolyte balance, and how to use a food dehydrator for snacks.

How Does a Food Dehydrator Work?

Published Aug,14 2017 | By Kristen McCarty

A food dehydrator is a kitchen appliance used for drying food. Dehydration is a method of food preservation, in which moisture is removed from the food. Drying food extends the shelf life of a food by decreasing growth of bacteria and minimizing spoilage.

Kristen McCarty started writing wellness articles for students and faculty in 2007. She has worked as a certified athletic trainer and health educator at the collegiate and secondary school levels. She now writes for LIVESTRONG.COM. She holds a Bachelor of Science in sports medicine concentrating in athletic training from Mercyhurst College and a Masters of Arts in applied physiology from Teachers College-Columbia University.