They were given questionnaires that asked about cumulative stress, self-control, and their current health, and then blood samples were taken to do the GrimAge methylation check, and measure insulin resistance and adrenal sensitivity.
Those that were good at emotional regulation and self-control – two factors of resilience – seemed to have less of these negative effects.
"But they also suggest a promising way to possibly minimize these adverse consequences of stress through strengthening emotion regulation and self-control.".