Polychromasia refers to the different colors your red blood cells (RBCs) appear under a microscope. It's not a diagnosis but anemia, infection, blood loss, or cancer can cause polychromasia. These ...

Erythrocytosis is when you have more red blood cells than normal. Red blood cells are also called erythrocytes. Red blood cells carry oxygen throughout your body and remove carbon dioxide from your ...

Memorial Day weekend is often a busy travel weekend, as people use the break for their first summer trips. It’s also a time ...

For the first time ever, scientists have given patients red blood cells that were grown in a lab. This feat is part of a clinical trial in England looking into the safety of the cutting-edge technique ...

The American Red Cross is hosting multiple blood drives this week in Longview and Tyler to address a typical decline in ...

A complete blood count (CBC) is a common test to diagnose anemia by measuring red blood cell count, hemoglobin, and hematocrit levels. Iron deficiency is a common cause of anemia, and doctors may ...

As communities prepare for the Memorial Day holiday, the American Red Cross is issuing an urgent call for residents to ...

I donate blood as often as I can, and I receive a T-shirt and maybe a few bucks in a gift card. What happens after that? I know blood centers put a lot of effort into obtaining and maintaining the ...

Blood shelves across southern Louisiana and Mississippi are running uncomfortably low after a sharp spike in usage over the ...