My tooth feels sensitiveYou can feel sensitivity to cold and hot food or drinks including normal water. I have tooth painYou can have a sensitive tooth and/or difficulty in chewing. You can have pain on eating or spontaneous pain. Your tooth pain can increase at night. Food particles gets stuck between my teethFood fibres from vegetables get stuck between teeth. You may have to brush or use a tooth pick to remove it. (Although using a tooth pick is not advisable). I have______ teeth filled I have Root Canal Treatment (RCT) doneYou can under go RCT or a root canal treatment for reasons other than a tooth decay. Please answer YES if you have RCT because to a tooth decay.