The results were dramatic: Pennebaker’s study revealed that those people he’d asked to write about trauma went to the doctor at about half the rate of people in the control group, who’d written about routine matters. They used less aspirin, too. The correlation, he would later write, was ‘exceptionally powerful’, and unambiguous: ‘when people write about upsetting experiences it has a positive health effect upon them.’
Result of people who expressed their traumas vs those who didn't
