Neurotransmitter

Serotonin, noriepinephrine, and dopamine.

There are several neurotransmitters:

• The above
• [[notes/Sleep#Melatonin not important|Sleep#Melatonin not important]]

Serotonin

• Plays role in emotional tone and many different emotional responses
• Low levels correlated with anxiety, depression and Obsessive-Compulsive Disorder

Norepinephrine

• Activates attention
• Amplifies the signals that influence perception , arousal and motivation

Dopamine

• Sharpens and focuses attention
• Principal neurotransmitter that code pleasure
• Associated with reward, movement and learning

Rewiring the brain

Remembering something new is rewiring the brain.