Talk to Gastroenterologist on Stomach And Tongue Bitterness

from 3 days i am feeling some things in stomach. sometimes i feel hungry but after taking meal still same condition. stomach is aching. on the other side my taste or tongue feels bitterness on every bite or water. jo bhi khata hn ya peeta hn krwa feel hota hai...or last kch days se stomach pe kch feel hota ... aesa lgta pait khali hai or bhook lg rhi but jb kch kha b leta hoon tb b same condition rehti