You may need to go to the hospital when you have high blood sugar Diabetes Home Blood Sugar What are blood sugars? Why your blood sugars change When to check your blood sugars What do your blood sugars mean? Low blood sugar What is low blood sugar What does low blood sugar feel like? You think you have low blood sugar. What do you do? Why do you get low blood sugar? High blood sugar What is high blood sugar? Why do you get high blood sugar? What does high blood sugar feel like? What to do when you have high blood sugar You may need to go to the hospital when you have high blood sugar How to check your blood sugar How to use a blood sugar meter CGM Libre Go to hospital when You are vomitting so much. You cannot eat or drink. or Your blood sugars stay high. They are not going down. or There are ketones in your blood or pee. It is very important to look after your high blood sugar. Back Diabetes Home Next