Quiz: Which blood tests matter most for aging adults? Most people know they should get blood work done. Fewer know what each ...

A decades-long search to identify a mysterious blood antigen has led researchers to a hidden genetic difference found in a ...

Human bodies make 2 million red blood cells per second. They each live for 120 days and spend that time zooming completely around the body every 20 seconds, carrying oxygen from the lungs to other ...

As blood stem cells age, their lysosomes become overactive and damaged, triggering inflammation and weakening the body’s ...

Your blood cells work tirelessly to keep you alive, carrying oxygen throughout your body and fighting off infections. But hidden in your daily meals are foods that can silently compromise these vital ...

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 ...

By Dennis Thompson HealthDay ReporterWEDNESDAY, April 29, 2026 (HealthDay News) — A new way of using umbilical cord blood — by pooling blood from multiple donors — could make it easier to receive a ...

Researchers reset aged stem cells to a much younger state.

Blood cancers start when blood cells become cancerous and disrupt red blood cells, white blood cells, or platelets, often beginning in bone marrow. The main blood cancer types include leukemia, ...

Neurons and white blood cells differ greatly in shape, function, and location within the body. However, researchers at the ...