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Mindfulness meditation reduces symptoms and modulates neural circuitry in comorbid internet gaming disorder and depression.

Xin Luo, Huabin Wang, Xuefeng Xu, Meiting Wei, Haosen Ni, Shuang Li, Chang Liu, Xiaolan Song, Marc N Potenza, Guang-Heng Dong

PNAS Nexus September 1, 2025 DOI: 10.1093/pnasnexus/pgaf277 (opens in new tab)

Study at a glance

AI-extracted from the abstract
Characteristics Randomized controlled trial Peer reviewed
Sample size 59
Population Individuals with co-occurring internet gaming disorder and depression
Interventions Mindfulness meditation Progressive muscle relaxation
Duration Eight-session intervention
Topics Depression Meditation
Keywords Craving Internet gaming disorder Mindfulness meditation Progressive muscle relaxation
Key findings Mindfulness meditation decreased gaming and depression severity and altered brain responses in regions related to executive control, craving, and reward processing compared to progressive muscle relaxation.

Abstract

Internet gaming disorder (IGD) frequently co-occurs with depression. IGD and depression have overlapping and distinct biological and psychological substrates. Mindfulness meditation (MM) has demonstrated efficacy in treating IGD and depression separately. However, its efficacy in treating concurrent IGD and depression and the possible brain mechanisms remain largely unknown. Seventy individuals with co-occurring IGD and depression were recruited. Fifty-nine (32 receiving MM and 27 receiving progressive muscle relaxation [PMR]) completed experimental procedures including pre- and posttests (cue-craving task) and eight-session MM or PMR. Behavioral and brain measures were compared using ANOVAs. Functional connectivity (FC) was assessed among survived brain regions to explore brain coupling changes associated with MM. Relative to the PMR, MM demonstrated decreased gaming and depression severity. MM was associated with decreased bilateral brain activations in the medial frontal gyrus (MFG) and parahippocampal gyrus (PHG) and increased brain activation in the left lentiform when facing gaming cues. Increased FC between the MFG and PHG, and decreased FC between the PHG and lentiform were observed following MM. PMR was associated with similar effects less robustly. MM could be an efficacious treatment strategy for individuals with co-occurring IGD and depression. MM was associated with decreased brain responses previously implicated in executive control and gaming craving and decreased coupling between regions implicated in reward processing.

Comparable studies

Other randomized controlled trials on depression, most cited first.

Study Year Design Participants
A Randomized Trial of an N-methyl-D-aspartate Antagonist in Treatment-Resistant Major Depression Subjects with DSM-IV major depression (treatment resistant) 2006 Randomized, placebo-controlled, double-blind crossover study n = 18
Prevention of relapse/recurrence in major depression by mindfulness-based cognitive therapy. Recovered recurrently depressed patients 2000 Randomized controlled trial n = 145
Psilocybin produces substantial and sustained decreases in depression and anxiety in patients with life-threatening cancer: A randomized double-blind trial Cancer patients with life-threatening diagnoses and symptoms of depression and/or anxiety 2016 Randomized controlled trial n = 51
Rapid and sustained symptom reduction following psilocybin treatment for anxiety and depression in patients with life-threatening cancer: a randomized controlled trial Patients with cancer-related anxiety and depression 2016 Double-blind, placebo-controlled, crossover trial n = 29
Mindfulness-Based Cognitive Therapy for Depression: Replication and Exploration of Differential Relapse Prevention Effects. Recovered recurrently depressed patients 2004 Randomized controlled trial n = 73

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