Within just two to three minutes of starting meditation, the human brain shows measurable signs of calm, with the effect peaking between the seventh and tenth minute—even among people who had never meditated before, according to a new study published in the journal Mindfulness in March 2026.
Participants in the study wore a cap fitted with 128 sensors that measured their brain activity. This method, known as an EEG (electroencephalogram), records tiny electrical signals from different parts of the brain to show how active it is and what kinds of brain waves are present at any given moment. Each participant sat quietly for 10 minutes and focused on their breathing, a simple form of meditation in which attention is directed to the breath moving in and out.
There were three groups. One group had never meditated before. Another had some meditation experience. The third consisted of people with years of practice, all from the Isha Yoga tradition.
By comparing the three groups, the researchers observed how quickly a beginner's brain responded to meditation and whether that response differed from those who had been meditating for years.
They studied different types of brain waves, from the slowest to the fastest, to see how each changed during meditation. They then used a statistical method to compare the results across all 128 points on the EEG cap, ensuring that the changes observed were genuine and not due to chance.
Key findings
The brain waves linked to calm and focus began rising within two to three minutes of starting meditation. Specifically, the researchers observed an increase in alpha waves, which are associated with a relaxed but alert state, and theta waves, which are linked to deep relaxation and inward focus. The effect peaked between seven and 10 minutes. This happened in all participants, including those who had never meditated before.
The advanced meditators, however, showed one clear difference. Their brains reached this calm state faster and maintained it more consistently throughout the session, unlike beginners, whose calm state was less stable.
"Our study suggests that the brain's response to meditation can be rapid and varies with practitioners' experience, potentially influencing cognitive and emotional processing in significant ways," the researchers noted.
They concluded that, since long meditation retreats are not practical for most people, even short sessions of seven minutes or more, delivered through an app, could offer meaningful mental health benefits to a wider population.
Expert weighs in
Dr Sanjay Garg, head of the Department of Mental Health and Behavioural Sciences at Fortis Hospitals, Kolkata, said measurable brain changes within the first few minutes of meditation are plausible, even for beginners.
"Brain activity can shift within minutes and EEG studies have shown measurable changes even in various activities," he said, adding that such changes likely reflect the brain entering "a more relaxed, attentive state, although they may not necessarily translate into immediate clinical benefits."
Dr Garg said the rise in theta waves, which are associated with deep relaxation and focused internal attention, and the fall in gamma waves point to a calmer mental state, since "increased theta activity is often associated with relaxation and focused internal attention," while changes in gamma activity "may reflect reduced mental overactivity."
He cautioned that these changes are encouraging but are not, by themselves, proof that anxiety symptoms will improve. He also noted that short, app-based sessions can offer real benefits, adding that such sessions are often used as part of relaxation therapy for patients with anxiety and panic disorder to provide "immediate short-term relief." For most people, he said, it is "a practical way to start building a regular meditation habit, which is where greater benefits are typically seen."
Dr Garg added that consistent practice over weeks to months can improve emotional regulation, reduce perceived stress and anxiety, and help build resilience so that people cope better with adversity.
"Regular practice is generally more important than the length of any single session," he said.
This story was produced in collaboration with First Check, the health journalism vertical of DataLEADS.
