A differential blood count is a blood test to check your white blood cell levels, which can indicate the presence of infection, disease, or an allergic reaction. Your doctor might order it as part of ...

Iron deficiency is one of the most common nutritional concerns, many people are found to have low iron levels even when their Complete Blood Count (CBC) appears normal, leaving them unsure about their ...

Your blood is made up of red blood cells, white blood cells, platelets, and plasma. White blood cells only make up about 1% of your blood, but they have an important function. As part of your immune ...