When i eat anything with sugar, i get pain under my teeth and around my right cheek with some headache. is this teeth pain/infection or sinus related?

Tooth decay: When you consume sugary foods and drinks such as cookies, cake, candy, and soda, you may feel pain in your teeth. That's because the acids from these foods, when broken down, can affect your mouth. Fermentable carbohydrates -- which usually make up sweet treats -- combine with the bacteria in your mouth to form acids. The acids in turn cause demineralization,bacteria in teeth produce acid.

Needs attention: Sounds like you might have a tooth decay problem. The sugars/acids not only trigger your symptoms, but can do even more structural damage. Please see your Dentist before your chronic problem becomes an acute problem.

No: sensitivity to sweets is indicative of a vital nerve in the tooth. Infection or a dead nerve in a tooth is NOT sweet sensitive. However you need to see your dentist to diagnose the cause. Leaky old fillings, decay, and gum recession lead the list of causes!

Tooth decay: The sugar activates the nerves going to your tooth and that's why When you consume sugary foods and drinks such as cookies, cake, candy, and soda can make your teeth hurt. The cheek pain and headache may hurt because of referred pain. It is very important to visit the dentist to get the correct diagnosis and treatment.

Cavity: Sensitivity to sweets is a sign of a cavity. See a dentist ASAP and get this diagnosed and treated. Delay will only make things worse.

Vague: Possibly tooth decay, but without a thorough history and exam, difficult to say. Get in and have everything checked