Health-related motivational and behavioral processes associated with DNA methylation of the TNF gene.

Objective: Epigenetics has been described as one of the most exciting areas of contemporary biology, and research has begun to explore whether epigenetic modifications are influenced by psychological processes. The present research explored the associations of health-related motivation and behavior with the DNA methylation of tumor necrosis factor () gene.

Method: Participants ( = 88) completed questionnaires examining engagement with health-related behavior (i.