alpha wave

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Related to Alpha Waves: Theta waves, beta waves

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.
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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 ?
In the left temporal region, high amplitude alpha waves replaced beta rhythm in one participant, this is consistent with studies done in the past.
Psychic experiences can sometimes take part in the alpha waves.
Further tests of brain activity also showed that the people who had ice cream first thing in the morning had an increase in high-frequency alpha waves, which are associated with higher levels of alertness and can reduce mental irritation, the report said.
Alpha waves (frequency range 8-12 Hz) are connected to "alertness and peacefulness, readiness, [and] meditation" (Demos, 2005, p.
When this region does not process visual information, that is, when the subject closes his eyes, alpha waves tend to increase in this brain area.
The 5-Hour Energy[R] group rated alertness higher than other caffeine treatments, and was the only group to demonstrate decreases in alpha waves, memory improvements, and impaired glucose homeostasis.
At a certain tempo alpha waves are generated, which have been associated with a deep sense of concentration and focus.
state as my thoughts slowed, beta waves to alpha waves, but I broke a
L-theanine is a really fascinating product that lowers blood pressure and produces what we call alpha waves in the brain that are very calm and peaceful," Stevens said.
It increases dopamine and the production of alpha waves in the brain.
The polysomnographic record showed bursts of REMS with alpha waves characteristic of SP.
In subjects who responded well to the training, the EEG revealed characteristic changes in brain activity, more specifically in the alpha waves.