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The protective influence of trait mindfulness on psychological distress: the mediating role of negative cognition.

Jenna M Wilson, Jerin Lee, JoNell Strough, Natalie J. Shook

Cognition & Emotion June 12, 2026 DOI: 10.1080/02699931.2026.2683900 (opens in new tab)

Study at a glance

AI-extracted from the abstract
Characteristics Secondary analysis of two two-wave longitudinal studies Peer reviewed
Population U.S. adults surveyed before and during the COVID-19 pandemic
Duration Two-wave longitudinal design with an initial pre-pandemic survey and a follow-up survey during the pandemic
Topics Anxiety Depression Meditation
Keywords Pessimism Negatively biased cognition
Key findings Across two studies, higher pre-pandemic trait mindfulness prospectively predicted less psychological distress during the pandemic after controlling for pre-pandemic distress. Lower pessimism during the pandemic mediated the association between greater pre-pandemic trait mindfulness and lower pandemic distress. The authors suggest mindfulness may protect against or reduce distress by decreasing negatively biased cognition.

Abstract

Mindfulness has been linked to lower psychological distress. Yet, it remains unclear how, or the mechanism(s) by which, mindfulness reduces psychological distress, particularly during times of heightened, prolonged stress. The present research utilised secondary analysis of data from two independent studies to 1) assess whether greater trait mindfulness protected U.S. adults against psychological distress during the COVID-19 pandemic and 2) test whether negatively biased cognition (pessimism) mediated the association between trait mindfulness and psychological distress. Both studies utilised a two-wave longitudinal design with an initial survey conducted prior to the COVID-19 pandemic and a follow-up survey conducted during the pandemic. Participants completed validated measures of trait mindfulness, negatively biased cognition (i.e. pessimism), and psychological distress (i.e. anxiety and depression symptoms). Across two studies, pre-pandemic levels of trait mindfulness prospectively predicted less psychological distress during the pandemic, controlling for pre-pandemic psychological distress. Further, lower pessimism during the pandemic mediated the association between greater pre-pandemic trait mindfulness and lower psychological distress during the pandemic. These findings suggest that mindfulness may protect against, or reduce, psychological distress by decreasing negatively biased cognition. As such, mindfulness and negatively biased cognition may be important targets for interventions aimed at promoting psychological health.

Comparable studies

Other observational and cohort studies on meditation, most cited first.

Study Year Design Participants
Using Self-Report Assessment Methods to Explore Facets of Mindfulness Undergraduate students 2006 Observational cohort
Effectiveness of a meditation-based stress reduction program in the treatment of anxiety disorders Patients with generalized anxiety disorder or panic disorder with or without agoraphobia 1992 Observational cohort n = 22
Meditation experience is associated with increased cortical thickness Participants with extensive Insight meditation experience and matched controls 2005 Observational cohort n = 20
Meditation experience is associated with differences in default mode network activity and connectivity Experienced meditators and matched meditation-naive controls 2011 Observational cohort
Long-term meditators self-induce high-amplitude gamma synchrony during mental practice Long-term Buddhist practitioners and controls 2004 Observational cohort

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