Or the liver or bad circulation or hormones or antibodies.
More can go against us type 2s. Other types can have just one fraction making their bgs problematic. Mind you other types can have multipal fractions influencing bgs but if only one it's more straight forward.
You're type 2 with possible young arthritis or similar. Type 2s have to contend with everything increasing their bgs but very very little lowering them. (Meds only)
In my experience exercise increases my bgs. Never lowers them because the amount of stress involved counteracts its benefits. Enjoyable movement works for me. Everyone is different.
Get that diagnosis asap so everyyhing else can find its place in your life successfully. Right for you!

I cannot wait to see your lower hba1c result and your drs opinion on all your hard work.