Gamma Waves
These are involved in higher processing tasks as well as cognitive functioning. Gamma waves are important for learning, memory and information processing. It is thought that the 40 Hz gamma wave is important for the binding of our senses in regards to perception and are involved in learning new material. It has been found that individuals who are mentally challenged and have learning disabilities tend to have lower gamma activity than average.
Frequency range: 40 Hz to 100 Hz (Highest)
Too much: Anxiety, high arousal, stress
Too little: ADHD, depression, learning disabilities
Optimal: Binding senses, cognition, information processing, learning, perception, REM sleep
Increase gamma waves: Meditation