my name is kumar, sex, male, age, 21, sir i have been facing problems in eating food and drinking water, it pains alot when i drink or eat, then when i burp water comes outta my mouth, my bones painalot and hv become weak, i lost 10 kgs of weight suddenly, plz tell me whats wrong with me sir, plz i need some advice and answers, i have chest pains in the left side of the body, plz reply me thank u