The anion gap blood test measures the acid-base and electrolyte balance in the blood. Results can show whether there is an imbalance in a person’s pH levels, which may be making the blood too acidic ...

In a new study, researchers demonstrated long-term, non-invasive monitoring of blood sodium levels using a system that combines optoacoustic detection with terahertz spectroscopy. Accurate measurement ...

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 ...