27 Oct 2017 --- Images of junk food are almost twice as distracting as health food pictures, concludes a new Johns Hopkins University study, which also found that after a few bites of candy, people found junk food no more interesting than kale. The study, published online by the journal Psychonomic Bulletin and Review, underscores people's implicit bias for fatty, sugary foods, and confirms the adage that you shouldn't grocery shop hungry.