Fatigue No More: The Tests You Need to Identify the Culprit!
Published: Jun 01, 2024
Fatigue can have numerous causes, but certain tests can help pinpoint the underlying issue. Discover the essential tests for diagnosing fatigue.
Contents
Initial Blood Work
Doctors often start with a complete blood count to check for anemia, a common cause of fatigue. They may also test thyroid function, as imbalances can lead to tiredness.
Checking for Infections
Tests for infections like hepatitis C and HIV can be crucial, especially if fatigue is accompanied by other symptoms. Early detection can lead to effective treatment.

Screening for Chronic Conditions
Screenings for chronic conditions like diabetes or liver disease may be necessary, as these can contribute to ongoing fatigue. Regular health check-ups can help catch these early.
Frequently Asked Questions
A complete blood count is often the first step.
Thyroid imbalances can cause fatigue and other symptoms.
Yes, especially if fatigue persists or other symptoms are present.
Yes, they help detect underlying chronic conditions early.
The Bottom Line
Proper testing is key to identifying the cause of fatigue, ensuring you get the right treatment.
References
- Lane TJ, Matthews DA, Manu P. The low yield of physical examinations and laboratory investigations. Am J Med Sci 1990; 299:313.
This article has been reviewed for accuracy by one of the licensed medical doctors working for Doctronic. Always discuss health information with your healthcare provider.
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