3. Mood Swings
Another common side effect of low blood sugar is a sudden change in mood. You may suddenly feel very irritable, sad, depressed, or anxious. When your blood sugar levels dip low, it affects your body in a multitude of ways, including your mood.
As your body is trying to make sense of the lower amounts of blood sugar, your mood can take a big hit. This means that you may experience sudden and drastic changes in the way that you feel.