many people these days eat too much junk food and not enough real food. the definition of junk food is food that is not healthy because it contains too much fat, salt, and sugar, and not enough nutrients. How many bags of potato chips do you eat every week? lf your answer is more than two bag, that's too many potato chips! You'd be surprised how much oil is used to make them ... A few potato chips of a little oil isn't going to hurt you, but they need to be part of a healthy , balanced diet, the problem is that many people todey eat fewer vegetabls, less fruit , more salt ,and more processed foods than before, the result? A population that is not very healthy!