Summary: A new USC study finds that just 30 days of daily guided mindfulness meditation significantly improves attentional control across the lifespan. Using precise eye-tracking measures, researchers observed faster reaction times, stronger goal-directed focus, and reduced susceptibility to distractions in participants who practiced mindfulness compared with a control group.
These objective cognitive gains appeared in young, middle-aged, and older adults alike, suggesting that brief, consistent meditation practice can sharpen the brain’s handling of attention and focus at any age.
Key Facts:
- Sharper focus: Mindfulness practice improved reaction speed, goal-directed attention, and resistance to distractions.
- Age-independent benefits: Comparable improvements were observed in young, middle-aged, and older participants.
- Objective evidence: Eye-tracking revealed changes in attentional control that did not appear in self-report questionnaires.
Source: USC
Overview
A team at the USC Leonard Davis School of Gerontology conducted a preregistered study showing that a month of brief, guided mindfulness practice can produce measurable improvements in attentional control. The study used eye-tracking, a sensitive and objective method, to evaluate how people orient and sustain visual attention during search tasks. Andy Jeesu Kim, the study’s first author and a USC postdoctoral researcher, described the results as evidence that mindfulness not only reduces stress but can “literally change the way your brain handles attention.”
Why Attention Matters During Aging
Normal aging is often accompanied by slower reaction times and greater difficulty filtering out distractions. These changes are linked to the locus coeruleus–noradrenaline (LC-NA) system, which is central to attention, arousal, and memory. Previous research from USC, including work led by senior author Mara Mather, has connected declines in LC-NA integrity with early changes associated with Alzheimer’s disease.
Prior studies have suggested mindfulness can influence brain regions involved in attention and may modulate LC-NA activity. This study is one of the first to combine a short, at-home mindfulness intervention with laboratory-based eye-tracking to test attentional outcomes across different adult age groups.
The Study Design: Mindfulness vs. Audiobook Control
The trial enrolled 69 adults divided into three age categories: young (18–30), middle-aged (50–65), and older adults (65–80). Participants were randomized into two daily practices for 30 days:
- Guided mindfulness meditation via a mobile app, 10–15 minutes per day.
- Audiobook control: Listening to novel chapters for the same duration.
All participants completed three in-person lab visits and performed two visual search tasks while their eye movements were recorded. These tasks measured how quickly and accurately participants directed gaze to targets and how effectively they ignored distracting stimuli.
Main Findings: Faster Orienting and Better Control
After 30 days of mindfulness practice, participants demonstrated several notable improvements in attentional performance:
- Quicker reaction times: Faster saccadic eye movements toward target shapes, indicating more efficient visual orienting.
- Stronger goal-directed focus: More direct eye movements to relevant targets and less interference from distracting items.
- Lower distractibility: Reduced fixation on irrelevant but visually salient objects in some tasks.
Contrary to the researchers’ expectation that older adults might benefit most, gains were similar across all age groups. These effects were primarily evident in the eye-tracking data and were not captured by self-report mindfulness questionnaires, highlighting the value of objective behavioral measures.
Practical Implications
Mindfulness is widely adopted for stress reduction and emotional well-being, but this study strengthens the case for its cognitive benefits as well. Improved attentional control supports daily activities ranging from driving and reading to workplace performance and social interaction. The mindfulness group showed faster and, in several measures, larger improvements than the audiobook control group, particularly in reaction speed.
Future Directions
While the results are promising for short-term practice, the authors recommend further research to test whether longer or more intensive mindfulness programs yield larger or longer-lasting benefits, especially for older adults at risk of age-related cognitive decline. The accessibility and low cost of digital mindfulness tools make them an attractive option for broad, scalable cognitive health support—provided users maintain consistent practice.
About this attention and neuroscience research news
Author: Elizabeth Newcomb
Source: USC
Contact: Elizabeth Newcomb – USC
Image: The image is credited to Neuroscience News
Original Research: Closed access. “The effects of mindfulness meditation on mechanisms of attentional control in young and older adults: a preregistered eye tracking study” by Andy J. Kim et al., eNeuro. DOI: 10.1523/ENEURO.0356-23.2025
Abstract
Neuroimaging shows the locus coeruleus–noradrenaline (LC-NA) system plays a critical role in maintaining cognitive performance during aging, yet LC integrity and connectivity decline with age. Eye-tracking studies reveal older adults are generally slower and more distractible in visual search. Prior work indicates mindfulness meditation can modulate LC-NA activity, increase gray matter in relevant brain areas, and improve attentional control. In this preregistered longitudinal study, thirty days of guided mindfulness via a mobile app improved saccadic reaction times in visual search tasks. Other longitudinal gains in goal-directed control and resistance to salient distractors may reflect practice effects across sessions. No significant differences emerged across age groups in response to the intervention or on questionnaire measures. These results demonstrate that brief mindfulness practice can speed overt orienting of attention as revealed by eye movements, supporting further long-term intervention research.