Question

What is dehydration ?​

Answer 1

Answer:

A dangerous loss of body fluid caused by illness, sweating or inadequate intake

.

COMMON CAUSES

Dehydration can have causes that aren't due to underlying disease. Examples include heat, excessive activity, insufficient fluid consumption, excessive sweating or medication side effects.

have a nice day

Answer 2

$\huge\sf\red{Answer:-}$

Dehydration may be caused by restricted water intake, excessive water loss, or both. The most common cause of dehydration is failure to drink liquids. The deprivation of water is far more serious than the deprivation of food. ... Large volumes of water also may be lost from the body by vomiting or diarrhea.