stomach?!

omg...i really dont know what's wrong with my stomach.....why i will keep feeling hungry...
although i just ate something....but after 1-2hours...i feel like hungry again and again....really fts la.....if feel hungry and keep eating continuously then i mah become more and more fat...lol....i dont want to be more fat already jor ahhh...but like this matter how can i on diet leh...
haih....how how how?????? somebody tell me how!!!!!!!!!!!