Source: ‘Brainwave boogie-woogie‘, New Scientist Magazine, 24 December 2005
| Waveband name | Frequency (Hz) | Associated with |
| Slow waves | below 1 | Preparing to move a muscle |
| Delta waves | 1 to 3 | Deep sleep |
| Theta waves | 3 to 7 | Drowsiness, trance states and early sleep |
| Alpha waves | 7 to 12 | Relaxed but awake |
| Beta waves | 12 to 30 | Anxious thinking, focused activity and REM sleep |
| Gamma waves | above 30 | Learning, memory formation and perception |
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