Dehydration means the body loses a large amount of water. If you do not replenish the lost water, you may be dehydrated. Common causes of dehydration include severe diarrhea, vomiting, fever and excessive sweating. You may faint in severe dehydration. Dehydration can even be life-threatening. Severe dehydration patients need infusion to replenish water.
How is Dehydration treated in practice?