Source: Los Angeles Times Online by Melissa Healy Date: 01/16/09
A small pilot study published in the journal Current Issues in Education
suggests that for children diagnosed with attention deficit and
hyperactivity disorder, or ADHD, the twice-daily practice of
transcendental meditation in school improves attention and reduces
stress, anxiety and impulsive behavior. And unlike other forms of
meditation, which require levels of concentration that are difficult
for most with ADHD, the students in the Washington, D.C.-area study
were able to learn, master and practice transcendental meditation
easily, said the study's lead author.
The study is the latest in a burgeoning effort to subject the ancient practice of meditation to rigorous testing to
gauge whether it has measurable health benefits. Among the leading
research centers engaged in such testing, including for those with
ADHD, is Semel Institute's Mindful Awareness Research Center at UCLA.
A group of 10 children between ages 11 and 14, diagnosed with ADHD
and attending a school for those with learning disabilities in Silver
Spring, Md., participated in the pilot study. Eight in the group --
which consisted of nine boys and a girl -- were medicated for ADHD, and
two were not. But all, by their parents' and teachers' reports, had
significant attention deficits or behavioral and emotional problems in
spite of specialized instruction and medication regimes.
The findings are highly limited because the study was very small and
did not measure the performance of a comparison, or control, group that
did not meditate. Instead, it compared teacher reports and students'
self-assessments and performance on a wide range of cognitive tests and
surveys before and after three months of twice-daily sessions of TM for
10 minutes each.
TM differs most notably from other forms of meditation by the
practitioner's repeated use of a single sound as a means to quiet the
mind. The use of this sound with no outward meaning has the effect of
turning the mind inward, said lead author Sarina J. Grosswald,
a device which makes it "so much easier for these kids" than other
means of settling the mind. For those with attention difficulties,
especially, "it's very hard to silence the mind by trying to silence the mind," added Grosswald.
At the end of the three months, both students assessing their own
state of mind and teachers assessing the participants' behavior
reported reduced levels of stress, anxiety and ADHD symptoms, greater
than would be expected in a random gauge of students' symptoms. On
widely used measures of executive functioning -- including the ability
to maintain focus on a task, shift attention when necessary, keep
information in short-term memory and plan and organize course material
-- the students practicing TM saw substantial gains, the study found.
The study's authors included
neuropsychologist William R. Stixrud and Fred Travis, director of the
Maharishi University of Management's Center on Brain, Consciousness and
Cognition.
The team noted that for many children diagnosed with ADHD, stress and
anxiety may underlie behavior and attention problems. Although
children's ADHD symptoms span a broad spectrum of behaviors, targeting
stress and anxiety through the use of transcendental meditation may
have similarly broad effects, they surmised.
Given the ease with which the targeted students picked up and
practiced TM, the authors suggested that such meditation could also be
effective in helping students without ADHD better manage the stresses
and anxieties of their school days, improving their functioning all
around. Currently, slightly more than a dozen U.S. school systems have
integrated the practice of TM into their school day, said Grosswald.
Grosswald added that she and fellow researchers have followed their
pilot study with another that compares changes in the performance of
students with ADHD and practicing TM with that of students with ADHD
who do not, and that measures both groups' brainwave activity with
electroencephalography, or EEG. One finding that has emerged clearly:
that during tests and problem-solving, ADHD sufferers who practiced TM
showed much broader activation of brain regions -- including the
brain's seat of executive function, the prefrontal cortex -- than did
kids who did not.
During the school day, says Grosswald, students with such patterns
of coordinated brain activity would probably find it easier to focus
their attention on classwork, resist impulses that could be disruptive,
reduce stress and anxiety and even make the transition from school to
home easier.
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