hi sir,am 34 only , has been suffering from gas, acidity problem from last 5 years. Already have been used so many tablets, now from last year August , i have been facing a new problem , when i sleep at night after 5-6 hours , lower back pain start then i had to get up walking for 2 hours to decrease pain but it does't go completely. It almost remain entire day. But at bed time it gone hight level, this is going daily and i could not fresh completely in morning had to go for 2-3 times after having some breakfast. what kind of this disease ? please suggest me where i should go to which specialist ?