alpha wave


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Related to alpha wave: beta wave, theta wave

alpha wave

n.
An electrical oscillation occurring in the human brain at a frequency of about 8 to 13 hertz as recorded on an electroencephalogram, associated with a state of relaxed wakefulness. Also called alpha rhythm.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.alpha wave - the normal brainwave in the electroencephalogram of a person who is awake but relaxed; occurs with a frequency of 8-12 hertz
brain wave, brainwave, cortical potential - (neurophysiology) rapid fluctuations of voltage between parts of the cerebral cortex that are detectable with an electroencephalograph
References in periodicals archive ?
(https://www.healthline.com/nutrition/7-benefits-of-matcha-tea#section6) Matcha contains L-theanine, a compound known to induce relaxation, decrease stress levels and increase alpha wave activity in the brain.
L-theanine may reduce mental and physical stress, and may aid in relaxation by increasing levels of gamma-aminobutyric acid (GABA), serotonin, dopamine, and alpha wave activity.
"L-theanine is clinically shown to increase the alpha wave activity in the brain to help relax the mind," claims Nature Made.
Stage 1 (alpha wave) sleep is a light sleep in which muscle activity slows (sometimes sudden muscle jerks are experienced during this stage), preparing us for stage 2 (beta wave).
Alpha wave activity is related to cognitive activities of the brain [22, 33] and also there is a relation between better cognitive activity and higher alpha power during resting condition and the lower alpha power during cognitive tasks [34].
When you go into a creative mode, your brain seems to settle into a 10Hz 'alpha wave' hum.
In contrast, people who succumbed easily to the drug had weaker, less efficient alpha wave behavior.
In the present study, the binasal inhalation of AEO shows significant increase of absolute alpha wave in left frontal and right parietal regions and absolute fast alpha wave in right parietal region (Table 3 and Figure 1).
The system was set up so that the animation was played forward, as if diving or moving forward into the fractal, when the current alpha wave amplitude generated by the subject was over its mean level.
Baseline EEG showed alpha wave, and EEG wave during examination stress showed beta wave.
The company is an affiliate of Alpha Wave Investors, LLC, a Southern California-based private equity investment platform.