If I used to eat bad food alot, then start eating healthy food can that cause heartburn?

brie asked:


Im 16 and i just started eating only healthy foods 2 weeks ago.. like veggies and fruit… now when i eat anything a little bit bad like pizza or chips i get a killer heartburn.Im not fat but i used to eat junk food alot.. i dont know whats going on. Does anyone know why this could be?

Alkaline Diet