You need to control your BGL.
your tools
Pills and or insulin
exercise
Food
Food
fiber
meds (pils and insukin)
exercise
Read the labels on food packages
get to know the Glycemic index of foods.
Glycemic Index and Glycemic Load
Basically those are the tools you have, use them well and you will have a long Happy life.
O ya… To learn HOW THIS ALL AFFECTS YOU
… Test, test, test before you eat, test 1 hour after you eat , test 2 hours after you eat test before exercise test after exercise.
Have fun
your tools
Pills and or insulin
exercise
Food
Food
All foods with carbohydrates (carbs) Raises BGL
especially bad carbs are
almost anything white. white bread, potato, rice, sugar and worst of all Honey (eating a potato is worse than eating sugar as far as BGL goes.) 
Protein and fat
slows down the rise of BGL.
fiber
slows down the rise of BGL.
meds (pils and insukin)
lower BSL
exercise
lowers BSL
get to know the Glycemic index of foods.
Glycemic Index and Glycemic Load
Basically those are the tools you have, use them well and you will have a long Happy life.
O ya… To learn HOW THIS ALL AFFECTS YOU
Have fun