beta rhythm

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Related to beta wave: theta wave

beta rhythm

[′bād·ə ‚rith·əm]
(physiology)
An electric current of low voltage from the brain, with a pulse frequency of 13-30 per second, encountered in a person who is aroused and anxious.
References in periodicals archive ?
Often increasing low beta waves using a sensory motor-response protocol will help migraines and some seizure symptoms.
The MindWave Mobile safely measures and outputs the EEG power spectrums (alpha waves, beta waves, etc), NeuroSky eSense meters (attention and meditation) and eye blinks.
Once the rats mastered the task, their brainwaves slowed to almost a quarter of their initial frequency, becoming beta waves.
Beta: Beta waves are the busy waves that usually allow a person to be focused and intentional.
In a 1996 study, co-workers given a 15-minute massage while sitting in a chair had lower levels of alpha and beta waves - indicating more mental alertness - than colleagues who simply sat quietly in their chairs and tried to relax.