Brainwave Frequency Listing
Adrenal – An organ located above the kidneys – it manufactures a natural steroid called cortisol, which is associated with stress.
Amygdala – This is a pair of structures that exist an inch or so in from the forehead – there’s one on the right side and one on the left side – they supposedly have an impact on moods. (The right one is active when a person is depressed, and the left one is active when a person is cheerful.) Also, they are associated with fear, and the “fight or flight” response.