As Utah becomes the first state to ban fluoride in its public drinking water, experts break down the facts about fluoride.

Average creatinine levels can vary depending on a person’s age, sex, and muscle mass. However, average ranges are 0.7 to 1.2 milligrams per deciliter (mg/dL) for males and 0.5 to 1.0 for females ...

When it comes to the best music streaming services out there, Spotify is probably the first app you think of. With 675 million users, and more than 260 million subscribers, it’s miles ahead of ...

Polycythemia vera (PV) is a blood cancer that begins in the marrow of your bones, the soft center where new blood cells grow. It causes your marrow to make too many red blood cells so your blood ...

Doctors don’t always see obvious signs of cancer growth after a diagnosis. They need to hunt for clues. One way they can do that is with a carcinoembryonic antigen test. It measures a protein ...

The parasites known to cause babesiosis are shown here infecting red blood cells under the microscope. (Image credit: Smith Collection/Gado / Contributor via Getty Images) Typical symptoms of ...

High neutrophils and low neutrophils can be caused by certain health conditions, medications, or medical treatments. Called neutrophilia, high neutrophils can mean you have an acute infection or ...

A blood glucose test measures how much sugar you have in your blood. You may have a blood glucose test in a doctor’s office, laboratory, or with a fingerstick meter at home. When you eat ...

Mean corpuscular hemoglobin concentration (MCHC) is a blood test that calculates the average concentration of hemoglobin in red blood cells in relation to their total volume. Low MCHC values may ...

A rare "blood moon" total lunar eclipse is now visible in parts of the US. NASA has confirmed that no special glasses or equipment are required to see it. A rare "blood moon" total lunar eclipse ...

When is the next blood moon? The next blood moon will occur on Sept. 7, 2025. It will be visible from start to finish across Asia and Western Australia. Glimpses of some phases will also be ...

Skywatchers across the world will witness the first total lunar eclipse in three years. Here’s who will have the best views—and what gives the moon its eerie red tint. People gather to watch a ...