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Physical activity can cause low blood glucose, also called hypoglycemia, in people who take insulin or certain types of diabetes medicines. Ask your health care team whether your diabetes medicines can cause low blood glucose. Low blood glucose can happen while you exercise, right afterward, or even up to a day later. It can make you feel shaky, weak, confused, grumpy, hungry, or tired. You may sweat a lot or get a headache. If your blood glucose drops too low, you could pass out or have a seizure.
However, you should still be physically active. These steps can help you be prepared for low blood glucose: