Oral glucose tolerance test
Advanced· as needed
What it measures
How blood sugar, and sometimes insulin, respond to a glucose drink over a couple of hours.
Why it's discussed for longevity
A more detailed look at glucose handling than a single fasting value.
Source: MedlinePlus (NIH)Related tests in this area
- Hemoglobin A1cAverage blood sugar over roughly the past two to three month…
- Fasting glucoseThe blood sugar circulating after not eating, a routine meta…
- Fasting insulinThe hormone that moves glucose into cells, measured after no…
- HOMA-IRA calculation from fasting glucose and insulin used to summa…
- Continuous glucose monitor (CGM)A wearable sensor that tracks glucose through the day and ni…