What is 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 You do your finger prick. Your meter has a number on it. When the number is more than 10 you have high blood sugar. Like when the number starts with 11 or 12 or More. Like 15. High blood sugar can make you very sick. It is important to take care of your high blood sugar. Back Diabetes Home Next