Sodium, which is routinely tested in standard blood tests, has long been considered normal within the 135–146 mmol/L range. But this study challenges that assumption, suggesting a strong, long-term ...

Hyperglycemia refers to high blood sugar, while hyponatremia means low blood sodium. Although very different, these two conditions can affect each other. According to a 2022 research review, ...

DEAR DR. ROACH: My husband had a nonstop coughing incident for a night and day after a feast, which landed him in the emergency room. He was found to have extremely low sodium levels (118-120 mEq/L), ...