A blood osmolality test measures the blood for the concentration of certain dissolved particles. This test can show whether a person has an irregular balance of fluids in their body. Osmolality tests ...

Low blood sodium, medically known as hyponatremia, is a condition in which the concentration of sodium in the blood falls below normal levels, leading to fluid imbalance in and around cells. Although ...

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 ...

The effects of stress vary from person to person. Sodium, an essential nutrient, helps your body function by maintaining blood pressure and fluid levels, as well as supporting your muscles and nerves.

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 ...

SEATTLE -- Low-sodium oxybate (Xywav) reduced blood pressure as expected compared with the higher-sodium version (Xyrem), reduced nocturnal arousal, and appeared safe at doses above 9 g, a series of ...

In a recent study, reducing dietary sodium demonstrated a blood pressure–reducing effect similar to that of a commonly used first-line antihypertensive medication. While sodium intake is known to ...