Articles tagged

Prediabetes

3 articles. Plain-language guides, sourced, and never a diagnosis.

Latest guide

GuidesSeptember 16, 2026 5 min read

HbA1c vs fasting glucose — which test to ask for, and why the honest answer is usually both

HbA1c averages three months of blood sugar; fasting glucose is one morning. They disagree more often than people expect — iron deficiency and some haemoglobin variants shift HbA1c. What each test measures, the ranges clinicians use, and how to read both.

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The metabolic screening card: TyG index, TG:HDL ratio, HOMA-IR and the metabolic-syndrome criteria, each with its reference range and the date of the draw — Metabolic screening · example data

GuidesSeptember 15, 2026 5 min read

Prediabetes hides for years. Here is the two-minute screen that needs no blood test

Most adults with prediabetes don't know they have it. The FINDRISC questionnaire — eight questions, validated over a decade of follow-up — gives a first read of type 2 diabetes risk with no bloodwork at all. Here is how it works and what to do with the result.

GuidesSeptember 15, 2026 5 min read

How to read the labs you already have — TyG, TG/HDL, HOMA-IR and the five metabolic-syndrome criteria

A routine blood panel holds more than the numbers it reports. Learn what the TyG index, the TG/HDL ratio, HOMA-IR and the five metabolic-syndrome criteria are, how they are calculated, and what they can and cannot tell you.