A CBC test, or Complete Blood Count test, is a common blood test used to evaluate a person’s overall health. It measures different components of the blood, including red blood cells, white blood cells, hemoglobin, hematocrit, and platelets. Each of these components plays an important role in keeping the body healthy, such as carrying oxygen, fighting infections, and helping blood clot properly.
Doctors often recommend a CBC test to check for conditions like anemia, infections, inflammation, immune system disorders, and bleeding problems. For example, low red blood cell or hemoglobin levels may indicate anemia, while a high white blood cell count can suggest an infection. The test is also used during routine health checkups and to monitor ongoing medical conditions or treatments.
Overall, the CBC test provides a clear snapshot of what’s happening inside the body and helps doctors identify health issues early, sometimes even before symptoms appear.