The Los Angeles County wildfires unleashed all kinds of contaminants once locked away in paints, plastics and elsewhere.

Blood pressure shows the force of blood pushing against your artery walls. High blood pressure (hypertension) can increase ...

Medically reviewed by Anju Goel, MD A calcium blood test measures the calcium level in your blood. This test is typically ...

Dr. Soma Mandal, a board-certified internist at Summit Health in New Providence, New Jersey, says that getting a CBC test is ...

A Johns Hopkins study reveals slight arm-position changes during blood pressure tests can falsely elevate readings.

Talk about a lonely hearts club. An unnamed woman from Guadeloupe has the rarest blood type on earth, to the extent that ...

During the test, blood will be drawn from a vein in your arm using a needle attached to a syringe. You will feel a pricking sensation when the needle goes in but it won’t be too painful and won ...

Free-floating DNA carrying cancerous mutations was detected in blood three years before any other signs of cancer appeared.

The anion gap blood test measures the acid-base and electrolyte balance in the blood. ... Insert a small needle, usually into the arm. Collect a blood sample in a test tube.

But researchers found that clinicians often measure blood pressure while patients are seated on an exam table with little, if any, arm support. For the study, they recruited 133 adults from age 18 ...

If your arm isn’t correctly positioned for a blood pressure reading, you can get a number that is falsely high. To get the most accurate reading, your arm should be supported on a flat surface ...