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 ...

A study led by Johns Hopkins Medicine researchers concludes that commonly used ways of positioning the patient's arm during blood pressure (BP) screenings can substantially overestimate test results ...

Checking your blood pressure at home? Pay attention to arm position. A new study by Johns Hopkins researchers confirms that it makes a "huge difference" when it comes to getting an accurate ...

The way you’re positioned during a blood pressure reading can affect its accuracy, and supporting your arm on a table is best, a new study finds. Lap and side positions resulted in substantial ...