What must you think about? Diabetes Home Exercise How much exercise do you need? What exercise can you do? What must you think about? Your steps to start your exercise Exercise can make your blood sugar go low or go high. It may be now or later in the day or one day after. Talk to your doctor or diabetes educator. They can help you make a plan. It tells you things to think about. Like Your insulin. Do you need to take insulin before you start? at the end of your exercise? You must think about do you need more carbs? and when do you need to check your blood sugars? Back Diabetes Home Next This is general information. Talk to your doctor for information made for you.