Depression often feels like being stuck in a mental trap. A person might replay the same negative thought over and over, a habit known as rumination. Breaking this cycle is hard, but a new study suggests that a simple, game-based app might help the brain move forward again.
Researchers found that using a smartphone app designed to speed up thinking and broaden associations significantly reduced symptoms of depression in a clinical trial. By turning “thought progression” into a game, the tool helps users break free from the sticky, repetitive loops that often characterize depression risks linked to brain networks.
Breaking the cycle of rumination with speed and breadth
Rumination is a major driver of depression. It involves passively and repetitively focusing on one’s distress and its possible causes, without moving toward a solution. Imagine a record player skipping on a sad track; the mind cannot move to the next song.
The link between slow, stuck thinking and low mood
Neuroscience research suggests a two-way street between how we think and how we feel. When we are sad, our thinking tends to become slow, narrow, and repetitive. Conversely, forcing the mind to think fast and make broad connections can actually lift mood. This concept is called “facilitating thought progression.” The goal is to get the mental gears turning again so thoughts flow fluidly rather than getting stuck.
How thought progression works in the brain
The new app, identified in reports as Mood Bloom, uses mini-games to train this cognitive flexibility. Instead of talking through problems, users perform rapid tasks that require associative thinking – like quickly matching symbols or completing word chains. The theory, championed by neuroscientist Professor Moshe Bar, is that mechanically stimulating the brain’s associative networks can “jump-start” mood regulation systems. This approach aligns with findings that venting or dwelling on negative emotions often reinforces them, whereas active cognitive shifting provides relief.
Clinical trial results: faster symptom relief than waitlists
To test this theory, researchers conducted a randomized controlled trial involving roughly 100 participants with diagnosed depression. One group used the gamified app on their phones for eight weeks, while a control group remained on a waitlist.
Significant drop in depression scores over 8 weeks
The results, published in the Journal of Medical Internet Research, showed a clear benefit. Participants who played the games reported a substantial drop in depressive symptoms compared to those who did not. Clinicians measured this using standard scales like the MADRS (Montgomery-Åsberg Depression Rating Scale). The improvement was not just a statistical blip; it represented a meaningful change in how patients felt and functioned in daily life.
Benefits lasted after the trial ended
Crucially, the relief did not vanish the moment the game stopped. The study found that the benefits persisted for at least four weeks after the eight-week trial concluded. This suggests that the app may help retrain the brain’s default habits, leaving users with better cognitive tools to manage their mood even when they aren’t actively playing.
A complementary tool, not a replacement for therapy
While these results are promising, experts caution that an app is not a complete replacement for professional care, especially for severe cases. However, it fills a critical gap.
Accessible help for the “treatment gap”
Traditional therapy is expensive, often has long waiting lists, and can carry a stigma. A digital tool is accessible, private, and scalable. It can serve as a “first line of defense” or a support tool alongside medication and talk therapy. For people who cannot access a therapist, a science-backed app offers a safe, low-cost option to begin managing symptoms. This supports broader research into how digital tools can prevent depression in high-risk youth, as seen in recent large-scale studies.
Limitations of the study
The study had some limitations. The sample size was relatively small, and the control group was a “waitlist” rather than an active placebo (like playing a different, non-therapeutic game). This makes it hard to rule out the placebo effect entirely – simply doing something can sometimes make people feel better. However, the strong theoretical basis in neuroscience gives weight to the findings.
What you can do about it
If you find yourself stuck in repetitive negative thoughts, this research offers a practical takeaway: action disrupts rumination.
- Try “active” distraction: Passive activities like watching TV often leave room for rumination. Active tasks that require focus – like a fast-paced game, a puzzle, or a sport – force the brain to switch gears.
- Check the app stores: Look for apps specifically designed around “Cognitive Behavioral Therapy” (CBT) or “thought progression.” The app from this study is developed by a company called Hedonia.
- Move your body: Other research confirms that physical movement also helps “unstick” the mind. A short walk after mental struggle can clear the head.
- Monitor your habits: Be aware of behaviors that quiet the mind versus those that clutter it.
Sources & related information
JMIR Publications – Facilitating Thought Progression to Reduce Depressive Symptoms – 2024
A randomized controlled trial demonstrating that a gamified mobile app designed to accelerate thought progression significantly reduces symptoms of major depressive disorder compared to a waitlist control.
University of Exeter – Mental health app could help prevent depression – 2024
A separate large-scale study (ECoWeB) led by Professor Ed Watkins found that a Rumination-Focused CBT app successfully prevented depression in young people at high risk.
Frontiers in Psychology – Systematic review of rumination-focused CBT – 2024
A review confirming that therapies specifically targeting ruminative thinking are effective at reducing depressive symptoms and preventing relapse.
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