Symptoms of low blood sugar can include: - Increased heartbeat - Dizziness - Strong hunger - Weakness - Clumsiness - Confusion - Dizziness - Difficulty concentrating - Slurred speech - Tingling in the lips or tongue - Irritability Very low blood sugar can lead to convulsions and unconsciousness. It is important to seek emergency help if the person with diabetes is unable to bring their sugar levels back to normal. Low blood sugar symptoms: http://www.diabetes.co.uk/high-low-blood-sugar-symptoms.html ------------------------- What is a hypo: http://www.diabetes.co.uk/what-is-a-hypo.html Hypoglycemia: http://www.diabetes.co.uk/Diabetes-and-Hypoglycaemia.html