What health problems are caused by dehydration?

Dehydration occurs when you body loses more fluid than it takes, which can interfere with normal bodily functions.  Causes include recurrent vomiting, diarrhea, profound sweating, poor fluid intake, fever, excessive urination, and certain medications.  People suffering from dehydration may experience thirst, lightheadedness, fatigue, dry mouth, infrequent urination, and dark yellow urine.  Dehydration can be incredibly dangerous and lead to kidney failure, seizures, coma, and even death, so if you develop symptoms of dehydration, please seek medical attention right away.