I can offer some general information that may help you understand why WBC levels can fluctuate.
White Blood Cell (WBC) counts can vary for various reasons, and changes in WBC levels can be influenced by factors such as:
Infection: During an infection, the body may produce more white blood cells to combat the invading pathogens, leading to an increase in WBC count.
Stress and anxiety: High levels of stress or anxiety can have an impact on the immune system and may cause temporary changes in WBC counts.
Medications: Certain medications, such as steroids, can affect WBC levels.
Recovery: If you were recovering from an infection or illness, your WBC count might have returned to a more normal range.
Laboratory error: Occasionally, lab results can be affected by errors or variations in the testing process.
Other health conditions: Various medical conditions can influence WBC counts, such as autoimmune disorders, certain cancers, and chronic inflammatory conditions.
If you have concerns about your WBC count or any changes in your health, it's essential to consult a healthcare professional. They can review your medical history, perform a physical examination, and order further tests if necessary to determine the underlying cause of the WBC fluctuations and address any potential health issues.