Exclusion criteria
The exclusion criteria of this trial are as follows.
In need of regular medication or psychotherapy.
Has a severe neurological or psychiatric disorder.
Has a history of major neuropsychiatric disorder
(for example, autism, learning disorder, mental
retardation).
Has had a change in medication of anti-depressants
or barbiturates in the past 1 month.
Is seriously irritable.
Participated in any other clinical trials in the past
one month from the screening day.
Had a regular mind/body relaxation training in the
past 1 year, such as music therapy, qigong, yoga, or
meditation.
Cannot understand written informed consent form
or follow this study.
Presence of mental retardation and mental or
emotional problems.