- Gamma brainwaves (32 - 100 Hz): Heightened perception, learning, problem-solving tasks
- Beta brainwaves (13 - 32 Hz): Alert, normal alert consciousness, active thinking
- Alpha brainwaves (8 - 13 Hz): Physically and mentally relaxed
- Theta brainwaves (4 - 8 Hz): Creativity, insight, dreams, reduced consciousness
- Delta brainwaves (0.5 - 4 Hz): Sleep, dreaming
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