WebMD
Medicine Net: Dehydration: How to Recognize and Prevent Its Effects
Learn what can cause dehydration, and recognize the signs and symptoms of dehydration. This website also has a section on how dehydration affects children.
Curated OER
Kids Health: Dehydration and Treating Dehydration
KidsHealth: Dehydration and Treating Dehydration
Curated OER
Kids Health: Dehydration
In addition to providing a good definition of "Dehydration," this website explains how dehydration affects the body, how people get dehydrated, and how you can treat and prevent dehydration.