White blood cell (WBC) counts are crucial for assessing immune system health. WBCs, including neutrophils, lymphocytes, and monocytes, defend against infections and diseases. Abnormal counts can indicate underlying issues: high counts may suggest infection, inflammation, or leukemia, while low counts could signal immune deficiencies or bone marrow disorders. Monitoring WBC counts helps diagnose conditions early, guiding treatments like cephalexin wholesale antibiotic for bacterial infections. Regular testing ensures timely intervention, maintaining optimal health. Abnormalities require further investigation to identify causes, ensuring effective management of infections or chronic conditions, ultimately supporting overall well-being.