Medically reviewed by Jeffrey S. Lander, MD Key Takeaways A low red blood cell count can be the result of lifestyle factors ...

A fatal genetic incompatibility between Neanderthals and modern humans may have hastened the extinction of our ancient ...

Vitamin B12 deficiency can cause a number of strange sensations, like numbness, tingling, and more. “It felt like electricity ...

The symptoms of anemia, such as fatigue, are typically the same across the sexes. However, females may experience these symptoms more severely. Anemia is a condition involving a deficiency in the ...

What Is a RDW Blood Test? An RDW blood test – also known as a red blood cell distribution width blood test – is a measure of the difference in your red blood cells’ size and volume. RDW is one part of ...

What is the MCHC Blood Test? A mean corpuscular hemoglobin concentration (MCHC) blood test measures the amount of a protein called hemoglobin in your red blood cells. It’s one of many measurements ...

If you're constantly exhausted, pale, or losing hair, you might be low on iron. Doctors call it one of the world’s most ...

Steffini Stalos, DO, FCAP, is a pathology and lab medicine physician. She is also the chief medical officer of the lab consultancy firm Blood Associates, LLC. Mean corpuscular hemoglobin concentration ...

Dear Dr. Roach: My wife, 69, has had issues for several years with high counts of red blood cells, hemoglobin and hematocrit. This all started back in 2017. Recently, she had severe pain in her ...

Anemia is common among people with liver cirrhosis. Cirrhosis is a condition where the liver is severely scarred. Because the liver plays a role in many important bodily functions, cirrhosis can lead ...