Your tongue is generally more painful during the day and the pain may be non-existent during the night. More middle aged and older women, as compared to men, are affected by the problem. If you are suffering from burning tongue syndrome, it helps if you avoid substances that are irritating such as spicy and hot foods. Certain mouthwashes which have alcohol as a component could aggravate the situation. Try staying away from certain products that have high levels of acid such as citrus fruits and juices.