Why higher morning numbers

[majandra]

Does anyone know possible reasons why Rhubarb typically has higher numbers in the morning compared to any other time?

 

[FurBabiesMama]

Here is an article about this in people. It's similar for cats.

https://www.webmd.com/diabetes/dawn-phenomenon-or-somogyi-effect#1

 

[majandra]

Ah, I would have thought cats would be different than people in that!