Help: How do you know when you are overdoing carbs?

[Sisheveudysgj]

Borderline A1C levels (pre-diabetes)

Apologies for reviving this topic - I have only just joined the forum. HbA1c is something I’ve been dealing with for the last 18 months. A quick internet search will reveal HbA1c is discussed regularly on running and cycling forums. The recurring theme is athletes who have high or pre-diabetic long-term blood sugar levels, but ‘normal’ fasting blood sugar. This was my experience too. My internet searches found there has not been much medical research into athletes’ long-term blood sugar levels…