Why cant I enjoy icecreams? When the hard enamel is worn down or gums have receded, causing the tiny tube surfaces to be exposed, pain can be caused by eating or drinking foods or hot or cold beverages, touching your teeth, or exposing them to cold air. ... Tooth sensitivity is one of the most common complaints among dental patients. Why does my tooth hurt when I eat ice cream? If eating ice cream and drinking cold drinks make your teeth hurt, you are probably suffering from cold-sensitive teeth. ... Cold-sensitive teeth occur when the nerves within the tooth are exposed due to receding gums or worn tooth enamel.