<h2>When lost fluid is not compensated sufficiently, dehydration can result.</h2>
Dehydration is the loss of water(H2O) from everywhere. It is an unfavorable depletion in the volume of water in the body. It causes severe diarrhea and vomiting to human. It can be cured by drinking plenty of water daily. A person should drink 8 glass of water in a day.
No, it's because we need to breathe. Your body needs oxygen. Air pressure has little to nothing to do with it as far as I know.
Answer:
seven factors that affecting death are
1. age ,sex , disease, heredity, nutritional lever, health facility,and services and health education...