Because of a lapse in government funding, the information on this website may not be up to date, transactions submitted via the website may not be processed, and the agency may not be able to respond to inquiries until appropriations are enacted. The NIH Clinical Center (the research hospital of NIH) is open. For more details about its operating status, please visit cc.nih.gov. Updates regarding government operating status and resumption of normal operations can be found at opm.gov.

NLM Logo

Alpha Rhythm MeSH Descriptor Data 2026


MeSH Heading
Alpha Rhythm
Tree Number(s)
E01.370.376.300.150.374
E01.370.405.245.287.374
G07.265.087.500
G11.561.127.500
Unique ID
D000513
RDF Unique Identifier
http://id.nlm.nih.gov/mesh/D000513
Scope Note
Brain waves characterized by a relatively high voltage or amplitude and a frequency of 8-13 Hz. They constitute the majority of waves recorded by EEG registering the activity of the parietal and occipital lobes when the individual is awake, but relaxed with the eyes closed.
NLM Classification #
WL 150
Previous Indexing
Electroencephalography (1966-1971)
Public MeSH Note
74
History Note
74(72)
Date Introduced
1974/01/01
Last Updated
2013/07/09
Alpha Rhythm Preferred
page delivered in 0.142s