wrote:
> So if I understand correctly, 20 minutes stimulated the hearing and
> visual centers of the brain while they were listening and hearing to
> the brainwave entrainment-then afterwards the effect wore off?
>
> That's it?
>
> On Sep 14, 11:54 pm, Pontus Granström <
lepon...@gmail.com> wrote:
>
>
>
> > *Direct effects of audio-visual stimulation on EEG *
> > <
http://libhub.sempertool.dk.ludwig.lub.lu.se/gmt/lub/elsevier/0169260...>
> > *Authors*: Teplan,
> > M.<
http://libhub.sempertool.dk.ludwig.lub.lu.se/libhub?func=search&query...>---
> > Krakovska,
> > A.<
http://libhub.sempertool.dk.ludwig.lub.lu.se/libhub?func=search&query...>---
> > Stolc,
> > S.<
http://libhub.sempertool.dk.ludwig.lub.lu.se/libhub?func=search&query...>
> > *Journal*: Computer Methods and Programs in Biomedicine *ISSN*: 01692607 *
> > Year*: 2011 *Volume*: 102 *Issue*: 1 *Pages*: 17-24
>
> > In the course of 2 months, 25 repetitions of a 20min audio-visual
> > stimulation (AVS) program with stimulations at 17, 9, 4, and 2Hz were
> > applied to 6 volunteers. EEG data were recorded from 6 scalp locations
> > prior, during and after AVS. In order to identify direct and transient
> > changes in EEG under influence of AVS, total power, relative frequency band
> > powers and magnitude-squared coherences were estimated. Intense brain wave
> > entrainment as a direct reaction to AVS was significant through increase of
> > spectral powers and coherences around the stimulating frequency bands in the
> > occipital areas, spreading also to the central and frontal regions. However,
> > these excitations were 'short-lived'. On the other hand some signs of
> > interhemispheric cooperation (coherences in the narrow bands around 2, 4,
> > and 17Hz at parieto-occipital areas) remained increased during the
> > investigated 3min after AVS. As going through further AVS sessions the
> > driving response progressively enhanced for 2 and 4Hz stimulation in
> > centro-parietal locations. Progress was also found in the left and right
> > hemisphere synchronization examined by coherences. In perspective, the
> > results contribute to deeper comprehension of photic stimulation approaches
> > as a technique of guided entrainment of the brain waves or intermediate
> > increase of hemispheres' synchronization.
>
> > On Thu, Sep 15, 2011 at 1:19 AM, Colin Dickerman <
>
> >
collin.silvern...@gmail.com> wrote:
> > > I could, but I have already tried to find evidence that listening to
> > > certain tones on headphones could do all these magical things, but was
> > > unable to find any scientific reasearch.
>
> > > I did however find a lot of websites making claims ranging from
> > > helping terminal diseases to increasing your astral projection
> > > ability.
>
> > > That's when I stop looking. So instead of trying to find what all good
> > > sense tells me doesn't exist, I'll let the claimant provide the
> > > supporting evidence.
>
> > > On Sep 14, 3:49 pm, marleydelupa <
Marleydel...@yahoo.com> wrote:
> > > > You should also try to find any credible sources you can find and
> > > > make a conclusion.
>
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