Red induces hyperalgesia and white induces hypoalgesia regardless of pain modality.

ABSTRACT: Colors are an important factor that influences different aspects of people's lives. However, little is known about the effects of colors on pain. This preregistered study aimed to investigate whether the type of pain affects the impact of colors on pain intensity. 74 participants were randomly divided into 2 groups according to the type of pain: electrical or thermal. In both groups, pain stimuli of the same intensity were preceded by different colors. Participants rated the pain intensity induced by each pain stimulus. Additionally, pain expectations related to each color were rated at the beginning and the end of the procedure. A significant effect of color on pain intensity ratings was found. Pain was most intense in both groups after red, whereas the lowest ratings were given after whi

SUBMITTER: Wiercioch-Kuzianik K 

PROVIDER: S-EPMC10115883 | biostudies-literature | 2023 Apr

REPOSITORIES: biostudies-literature