I
am happy to announce that my office, Nashville Brain and Spine in Nashville, Tennessee, has
become an authorized BrainCore Neurofeedback Clinic. There are over
eighty BrainCore Clinics in the US.
The
purpose of this blog is to tell of research and other information about
how people can learn to improve their brain function with
neurofeedback.
First
of all, neurofeedback is a form of biofeedback. Biofeedback is a method
using electronic monitoring to give a person immediate and continuous
signals on changes in body functions that they are not usually conscious
of. Examples include blood pressure, heart rate, muscle tension, etc.
With feedback however, conscious control of such
functions can be learned.
Neurofeedback
uses an EEG (electroencephalograph) to measure electrical brain waves.
This is similar to an EKG (electrocardiogram) that is used to measure
electrical heart activity.
In
an EEG, small sensors are placed at specific sites on the scalp to
record brainwave activity. The findings can then be used to design a
brain training program. This typically consists of either increasing a
particular brain wave there is too little of or decreasing one there is
too much of, or some combination.
In
neurofeedback training, the EEG information is displayed to the person
in one form or another. One example, which is often used with children and adults with ADHD (attention deficit hyperactivity disorder), utilizes a video
game or movie that is controlled by their brainwaves. When the person is
producing the desired brainwave pattern, the video will play, but when
not, the video and its sound will fade. With some time and practice, the person learns to keep the video playing thus improving brain function
and decreasing their symptoms.
Research shows that people maintain their improvement and it is thought to be permanent. As the brain learns, new
neural circuits are formed by a process known as neuroplasticity. An example of this is learning to ride a bike. At first, it is difficult, with practice and concentration necessary. Once
it is learned, however, you don’t have to consciously think about it,
your brain already knows how to do it (through the new brain motor pathways you created) and you don’t have to relearn each time you
ride a bike.
EEG
neurofeedback has had success in improving a wide variety of conditions
including insomnia, fibromyalgia/chronic pain, anxiety, ADHD,
migraine/tension headache, PTST (post traumatic stress disorder),
chronic fatigue and learning disorders, as well as improving performance
in sports, music and learning. It is painless, non-invasive (no drugs or
surgery) and without side effects.
A
study in the Journal of Clinical Psychology (2001 Jul;57(7)933-52)
found neurofeedback improved fibromyalgia. Fibromyalgia is a chronic
condition characterized by widespread and diffuse pain and is usually
accompanied by poor sleep.
In
the study, thirty fibromyalgia patients received EEG neurofeedback
training. After the training, they reported improved mental clarity,
mood and sleep along with decreased pain.
Pre
to post treatment and extended follow-up comparisons of psychological
and physical functioning measurements, fibromyalgia symptoms, and EEG
activity demonstrated statistically significant improvement.
Next time: Brain wave types and their function, abnormal patterns with possible symptoms.
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