Measures blood glucose after overnight fasting to screen for diabetes and monitor glycemic control.
| Status | FBG (mg/dL) | Notes |
|---|---|---|
| Normal | 70 – 99 | Typical fasting levels |
| Prediabetes | 100 – 125 | Impaired fasting glucose |
| Diabetes (suggestive) | ≥ 126 | Repeat/confirm as per guidelines |
Ideal for adults with risk factors like family history of heart disease, diabetes, high BP, obesity, or sedentary lifestyle; or as an annual heart health check.