I've hardly eaten anything the past week, half a waffle here and there and the next morning after eating my stomach really hurts. any ideas??

Need to see a Doctor: Persistent pain, made worse by eating food suggests something is wrong inside your stomach. It may be something as simple as Indigestion/Hyperacidity/ Acid reflux, which may be easy to treat. But you need to go see a doctor(PCP) to examine you for any serious ailments which require a physical examination and likely additional testing unless this pain settles down with simple medication like antaci

Stomach: Please have your doctor set up an appointment for a Dietitian! That should help you a great deal!