On: FDA authorizes first wearable device that monitors ketone and blood sugar levels

[kccqzy]

I don’t think amateur cyclists will have much to gain from this other than satisfying their curiosity.

Before buying one, just know that fit cyclists will appear glucose intolerant on a CGM. See Fig. 1 at https://pmc.ncbi.nlm.nih.gov/articles/PMC10933193/