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Lab tests explained in plain English

Short, jargon-free guides to what common blood tests measure and why a clinician might order them — plus questions you can bring to your next appointment.

HemoglobinHemoglobin is the part of your red blood cells that carries oxygen around your body. A hemoglobin test measures how much of it is in your blood.Hemoglobin A1CAn A1C test estimates your average blood sugar over roughly the past three months. It is reported as a percentage rather than a single-moment reading.TSH (Thyroid Stimulating Hormone)TSH stands for thyroid stimulating hormone. It is made by a gland in your brain and tells your thyroid how much thyroid hormone to produce.

For education only. Lucidio does not diagnose, treat, or replace a doctor. Lab results should always be interpreted by a healthcare professional using the patient's symptoms, history, exam, and full lab report.