The Science Behind EFT Tapping: How This Simple Technique Works to Relieve Stress and Anxiety
- Marie-Guénaelle Paulic
- Jan 8
- 4 min read
In recent years, Emotional Freedom Techniques (EFT), also known as tapping, has gained popularity as a natural way to reduce stress, manage anxiety, and improve overall well-being. While many swear by its effectiveness, you might be wondering: How exactly does this simple technique work? To answer this, we need to dive into the science behind EFT and explore how it can have a profound impact on both your body and mind.
What Is EFT Tapping?
At its core, EFT is a form of psychological acupressure that combines elements of cognitive behavioral therapy (CBT) with gentle tapping on specific acupoints on the body. During an EFT session, individuals tap on these acupoints—typically on the face, hands, and upper body—while focusing on a specific emotional issue or physical pain. This process is thought to stimulate the body's energy system, promoting healing and emotional balance.
While the technique may seem simple, the science behind EFT is anything but. Studies have shown that EFT can lead to significant reductions in stress hormones like cortisol, and can even help individuals rewire their emotional responses to certain triggers.
But how does it all work?
1. The Role of the Amygdala in Stress and Anxiety
To understand the science of EFT, we first need to look at the brain, specifically the amygdala. The amygdala is a small, almond-shaped structure deep within the brain that is responsible for processing emotions, particularly fear and anxiety. When you experience stress, the amygdala becomes activated, triggering the "fight or flight" response. This is a natural survival mechanism designed to help us respond to threats, but when the amygdala is overactive—due to chronic stress or trauma—it can lead to ongoing feelings of anxiety, panic, or emotional distress.
EFT works by targeting the amygdala. Research has shown that tapping on specific acupoints while focusing on emotional triggers can calm the amygdala, effectively reducing the intensity of the body's stress response. By "reprogramming" the brain's response to stress, EFT helps create a state of emotional balance and relaxation.
2. The Impact of Tapping on Cortisol Levels
One of the key pieces of evidence supporting the effectiveness of EFT comes from studies that measure cortisol levels. Cortisol, often called the "stress hormone," is produced by the adrenal glands in response to stress. High cortisol levels are associated with a range of health problems, including anxiety, depression, weight gain, and sleep disturbances.
In a landmark 2012 study published in The Journal of Nervous and Mental Disease, participants who engaged in EFT tapping showed a significant reduction in cortisol levels after just one hour of tapping. The researchers found that participants' cortisol levels decreased by an average of 24%. This suggests that EFT can have an immediate, measurable impact on the body's stress response, helping to regulate cortisol and promote relaxation.
A similar study published in Psychological Trauma in 2020 found that EFT participants experienced a significant decrease in cortisol levels, reinforcing the idea that tapping can be an effective tool for managing stress.
3. The Link Between EFT and the Body's Energy System
One of the more unique aspects of EFT is its integration of acupressure principles, which are rooted in Traditional Chinese Medicine (TCM). According to TCM, the body’s energy system, known as Qi (pronounced "chee"), flows through a network of meridians or energy channels. When this energy flow is blocked or unbalanced, it can lead to physical or emotional discomfort.
EFT taps into this system by stimulating specific acupoints on the body—typically points along the face, hands, and upper body—that correspond to meridians associated with stress, anxiety, and emotional imbalance. By tapping on these acupoints while focusing on a negative emotion or physical symptom, EFT helps to clear energetic blockages and restore balance to the body’s energy flow.
The science behind this is still emerging, but research suggests that stimulating these acupoints through tapping may send signals to the brain that reduce emotional distress. Some studies suggest that tapping may even help activate areas of the brain associated with relaxation and emotional regulation, leading to improved mood and a greater sense of calm.
4. Cognitive Behavioral Therapy (CBT) and Reframing Negative Thoughts
EFT also draws heavily from cognitive behavioral therapy (CBT), a well-established psychological technique used to change negative thought patterns. In CBT, individuals work to identify and reframe irrational or unhelpful thoughts that contribute to emotional distress. EFT integrates this cognitive approach by encouraging individuals to focus on a specific issue or negative thought while tapping on the acupoints.
The process of tapping while thinking about the issue helps to desensitize the brain to the emotional charge associated with that thought. Over time, this can lead to a shift in how the brain processes the triggering event, helping the individual develop healthier emotional responses.
Research on EFT supports this idea. In a study published in Energy Psychology in 2013, participants who used EFT to address negative emotions showed improvements in emotional regulation, self-esteem, and overall well-being. These findings suggest that tapping not only helps to reduce stress but also aids in reframing the emotional meaning attached to past experiences.
Why EFT Works ?
The science behind EFT tapping combines elements of brain science, energy medicine, and cognitive behavioral therapy to create a holistic approach to stress and anxiety relief. By targeting the brain’s stress response, stimulating acupoints to balance the body's energy system, and addressing negative thought patterns, EFT offers a powerful tool for emotional healing.
While research on EFT is still growing, its proven effectiveness in reducing stress hormones, promoting emotional balance, and improving overall well-being makes it a promising intervention for those seeking a natural, non-invasive way to manage their mental health.
Whether you're dealing with chronic stress, anxiety, or past trauma, EFT tapping offers a simple, scientifically-backed technique that can help bring lasting relief and emotional freedom.

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