Research suggests a link between physical states, like hunger, and emotional states. | Image Source via Getty Images

Here’s How a Hungry Person Becomes a Hangry Person

Physical states appear to shape emotions and cognition. Here’s why — along with a few steps on how to avoid becoming hangry.

Each trial consisted of either a randomly selected negative, positive, or neutral emotional image, meant to serve as emotional context, followed by a randomly selected Chinese pictograph, meant to be ambiguous to English speakers. Participants then used their gut feelings to judge whether the ambiguous pictograph meant something unpleasant, pleasant, or neutral. | Jennifer MacCormack, CC BY-ND
Feeling hangry has become a meme, even used in ads. But how does it work, psychologically? | Snickers