High Potassium Levels in a Blood Test Image from Abbott ci4100 Tour Footage Potassium blood tests measure the amount of potassium in your blood. Potassium is an electrolyte, an electrically charged mineral in your body. Electrolytes are responsible for aiding muscle control and nerve activity, maintaining fluid levels, and performing [...]

Your Content Goes Here Urine drug screens test for the presence of specific drugs and medications. It's most commonly used in the workplace to detect substance abuse issues or in a medical setting, for doctors to check for prescription drug abuse or the use of illegal substances. Or, it may be used [...]