What causes low sodium in elderly?

Causes of Low Sodium in the Elderly. Water and sodium levels are closely related regulated together. Sodium is dissolved in the body’s fluids like the blood and tissue fluid. This is controlled along with the water levels in the body fluids by increasing water intake with stimulation of thirst and regulating the water excretion through the urine. read more

Hyponatremia or low sodium blood levels may result from excess fluid in the body relative to a normal amount of sodium, or it may be due to a loss of sodium and body fluid caused by chronic conditions like kidney or congestive heart failure. read more

Low blood sodium (hyponatremia) occurs when you have an abnormally low amount of sodium in your blood or when you have too much water in your blood. Low blood sodium is common in older adults, especially those who are hospitalized or living in long-term care facilities. read more