Diabetes insipidus is a condition that causes excess urine production and persistent thirst. Syndrome of inappropriate antidiuretic hormone (SIADH) causes your body to retain too much water. Diabetes ...

You’ve probably seen advertisements for sports drinks that claim to not only hydrate you but also replenish your electrolytes. In some cases, though, too much fluid can be a bad thing and actually ...

Syndrome of Inappropriate Anti-Diuretic Hormone secretion, or SIADH, is a known complication of small-cell lung cancer (SCLC). SIADH makes your body produce too much of a hormone that causes your ...

Dear Dr. Roach: My mother’s blood test has a sodium level of 130 mEq/L. She is not on diuretics, and she does not have heart or kidney problems. She is on thyroid medication and omeprazole. Do I need ...