Young children with type 1 diabetes are not able to recognize when their blood sugar level is high or low and then tell an adult, and sometimes it's even hard for a parent to tell the difference.
Some signs that may indicate high or low blood sugar in a very young child include:
When you see changes in your child, do a home blood sugar test. It will show the actual blood sugar level, eliminating the guesswork.
WebMD Medical Reference from Healthwise