The FBC looks at different components of your blood:
Haemoglobin (Hb): Measures red blood cells, indicating anemia or dehydration.
White Cell Count (WCC): Helps assess infection, inflammation, or immune function.
Platelets: Involved in clotting; can be too high (risk of clots) or too low (risk of bleeding).
Neutrophils & Lymphocytes: Types of white blood cells that help fight infections.
Your result is raised
Can indicate infection, inflammation, stress response, or certain cancers like leukaemia.
Your result is low
May suggest anaemia, immune suppression, bone marrow disorders.
A gradual drop in haemoglobin is common with aging, but a sudden drop suggests blood loss. Persistent abnormal counts may indicate chronic disease, bone marrow issues, or nutritional deficiencies. Numbers can vary with infection, inflammation, or after exercise, and may also be affected by hydration levels (dehydration can falsely raise haemoglobin levels).
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For those looking to delve deeper and gain a greater understanding of their results and their practical applications.
Oxygen-carrying protein in red blood cells.
Key cells in the immune system, helping fight infection. High levels that persist may suggest ongoing infection or inflammatory disease; low levels over time could indicate immune suppression