Gas reflux bad and upper back pain burns and hurting laying down?

Heartburn: Avoid eating 3 hours before sleeping. Lose belly fat. Put six-inch blocks under the legs at the head of the bed or a Styrofoam wedge under the mattress. Avoid chocolate, mint, coffee, acid foods, soda, carbonated drinks, large meals, fatty meals, spicy foods. If you smoke, or overweight, lost weight, have problems swallowing, bleeding then you may need an upper endoscope. See a doctor