Medically reviewed by Smita Patel, DOMedically reviewed by Smita Patel, DO Neurotransmitters are chemicals involved in nerve function. Their actions impact mood, movement, and survival.

If you've heard of two of the brain's chemical neurotransmitters, it's probably dopamine and serotonin. Never mind that glutamate and GABA do most of the work -; it's the thrill of dopamine as the ...