The glyso blog

Blood sugar, explained clearly.

Short, sourced articles on glucose, CGMs and life with type 1 and type 2 diabetes.

About 10 mmol/L 01020

Myths and history

Why is urine sweet in diabetes?

Doctors noticed sweet urine for centuries before anyone could explain it. The answer is in your kidneys, and it shows why a urine test was never enough.

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4 min read · 23 Oct 2026

Coming next

In the works.

  • Living with a CGM

    Flying with diabetes: airport security and your sensor

  • Food and spikes

    Alcohol and blood sugar: why lows can come hours later

  • Myths and history

    Type 1 and type 2: the real differences