WBC Normal Range by Age: High and Low Counts Explained
Hematology Lab Interpretation 2026 Update Patient-Friendly For most adults, the WBC normal range is 4.0-11.0 ×10^9/L. Higher counts usually reflect infection, inflammation, smoking, steroids, or stress; lower counts more often point to viral illness, medication effects, autoimmune disease, or bone marrow suppression. 📖 ~11 minutes 📅 March 29, 2026 📝 Published: March 29, 2026 🩺 […]