Excess thirst occurs when you lack the proper amount of fluids for your body to function properly. Severe dehydration is life-threatening.
Dehydration caused by illness, sweating, too much urine output, vomiting, or diarrhea in infants and children.
Excessive thirst caused by high blood sugar. It’s often one of the first noticeable symptoms of this type of diabetes.
Over hydration can cause a severely low blood sodium level that could result in confusion and seizures, especially if it develops quickly.
Moreover, you can increase your water intake by eating water-rich foods Celery, watermelon, tomatoes, oranges, melons.