Appetisingness May 2026

: The mere sight of "appetising" food images can trigger a release of the hormone ghrelin , which increases hunger and prepares the body for metabolism—even if you aren't physically hungry.

: This refers to the natural evolutionary desire to look at food. Historically, this helped humans find energy-dense resources; today, it is triggered by digital screens. appetisingness

: Other research supporting these ideas found that viewing "good-looking" food increases blood flow to the left-frontal pole of the brain, a region associated with emotional and cognitive processing of feeding behavior. Pictures of food create feelings of hunger : The mere sight of "appetising" food images

The researchers introduce and explore several fascinating concepts regarding how we perceive food: this helped humans find energy-dense resources