“Junk food” is a term you might have heard before that refers to foods that have a lot of calories but not much nutritional value - like cookies, candy and chips. But why does food that is often referred to as “junk” taste anything like junk, and what’s up with that term anyway? We asked registered dietitian Eva Haldis to help us find the answer. Got a question that makes you snicker? Send it to us at BrainsOn.org/contact, and – donut worry – we’ll help you out.