And if swearing off fast food wasn’t hard enough, those colorful red logos might make it even harder to ignore. The average human can see ten million colors, but red is special. Turns out ...

McDonald's. Arby's. Wendy's. Burger King. Jack in the Box. In-N-Out and more all use the color red heavily in their logos, why? The answer goes back thousands of years. Following is a transcript ...

Red is another color that is frequently paired with yellow in fast food company logos to instill desire. Red illustrates desire, power, and love. It's why whenever Valentine's Day rolls around ...

It's more likely that the color has just become synonymous with fast food over time ... crave ice cream and feel happy when we see the red logo. But the science on the topic, unfortunately ...