What Is A CBC Test, And Why Is It Important?

By Shubhi Kumar
22 Apr 2025, 08:00 IST

A complete blood count (CBC) is a blood test. It checks your overall health. It shows how well your immune system works. It also helps find health problems early. Tap to read!

Anaemia

The condition in which red blood cells or haemoglobin are too low. It causes fatigue or weakness and shortness of breath.

Erythrocytosis

It is increased red blood cells might thicken blood and amplify the risk of developing blood clots.

Leukocytosis

The white blood cell count has increased. This is usually a symptom of infection, inflammation, stress, or one of the many other medical conditions.

Leukopenia

A very low count of white blood cells would leave the person highly immunodeficient and more infection-prone.

Thrombocytosis

The blood count of platelets may be excessive. This can be indicative of other conditions or can cause abnormal clots.

Thrombocytopenia

Due to a lower platelet count and blood clot formation becomes harder. This leads to excessive bleeding or bruising.

Information credits

This information is sourced from the Cleveland Clinic. However, it is advisable to consult a healthcare professional for personalised suggestions.