Research with Shamans
QEEG and HRV recordings of Mazatec
Sacred Mushroom healer.
Huautla de Jimenez, Oaxaca, Mexico, 2005
QEEG study revealed "shamanic singing" by Mazatec healer produced a robust increase in Delta,
Theta, Alpha and Beta2 power.
c Juan Acosta-Urquidi
healers
EEG Studies
left, Shamanic healing monitored with QEEG recordings.
right, Patient is recorded during shamanic healing.
A. Baseline control power-frequency
spectra shown at  five parieto-occipital sites.
B. During shamanic healing, Alpha power
was strongly enhanced ( red bar).
Copyright Juan Acosta-Urquidi.
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