Is Long COVID Linked to Mental Illness?

Andrea Roberts was getting ready to submit a study for publication, and she was worried. A senior research scientist at the Harvard T. H. Chan School of Public Health, she had just written a paper suggesting that people with high stress levels were more likely to develop long COVID after an acute infection.

Roberts has spent the past decade studying the link between physical health and mental health. She knows that psychology can play a role in almost any illness; a few years ago, she discovered a link between PTSD and ovarian...