Excess: schizophrenia
Undersupply: Parkinson’s
Inhibitory, movement, attention, emotion
Dopamine
Excess: anxiety
Undersupply: can depress mood
Excitatory, helps control alertness and arousal
Norepinephrine
Excess: sleep issues
Undersupply: seizures, tremors, insomnia
Inhibitory, major inhibitory neurotransmitter
GABA
Excess: overstimulate brain producing migraines and seizures
Excitatory, major NT involved in memory
Glutamate
Excess: people on edge, trigger fight
Undersupply: body experiences pain
Inhibitory, used in response to pain and vigorous exercise, body natural pain killers
Endorphins
Excess: interferes with sleep
Undersupply: cannot feel pain
Excitatory, works in opposition with endorphins to regulate pain
Substance P
Excess: spasms
Undersupply: Alzheimer’s
Excitatory, enables muscle action, learning, memory
Acetylcholine
