If you’ve been feeling fatigued, have shortness of breath, cold hands and feet, and very pale skin, you may have an insufficient amount of red blood cells. This condition is called anemia, and it has ...

Academics have made a “breakthrough” in the diagnosis of myalgic encephalomyelitis, also known as chronic fatigue syndrome (ME/CFS), by developing the first-ever blood test for the condition. ME/CFS ...