Electrical activity observed in the brain under certain conditions, consisting of oscillations (theta waves) with a frequency of 4 to 7 hertz.
Example sentencesExamples
All 10 patients had frontal-temporal theta wave activity, which indicated diffuse changes characteristic of metabolic encephalopathy.
Eminent creative individuals in various fields report trying a host of techniques to capture theta wave activity, including meditation, keeping a lighted ink pen at bedside, and so forth.
For example, often there is cortical inhibition, as evidenced by very slow EEG theta waves.
EEG theta waves are also prominent in deep states of meditation.
The new development is that scientists have discovered that increased theta wave activity also enhances performance skills including musical understanding, imagination, and communication with the audience.
Significant slowing of brain wave activity, i.e., increased theta wave activity, was observed on EEG. Memory testing suggested increased errors of commission.
In addition, there was an increase in theta waves in the front of the brain.