Tests and Screening
What a test measures, what the result means and what happens next.
4 pages
Blood Pressure Reading
What the two numbers mean, how to measure at home accurately, and the categories used in the US.
Cholesterol Blood Test
What a lipid panel reports, what the numbers mean in mg/dL, and how the result is used.
Complete Blood Count
What the most commonly ordered blood test measures, and what the main abnormal patterns suggest.
HbA1c Test
What the A1C test measures, the thresholds for diabetes and prediabetes, and when it is unreliable.