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  1. Dopamine: What It Is, Function & Symptoms - Cleveland Clinic

    Dopamine is a neurotransmitter made in your brain. It plays a role as a “reward center” and in many body functions, including memory, movement, motivation, mood, attention and more.

  2. Dopamine Deficiency: Symptoms, Causes & Treatment

    What is dopamine deficiency? Dopamine is a neurotransmitter and a hormone. It communicates chemical messages between nerve cells in your brain or between your brain and the rest of …

  3. Serotonin: What Is It, Function & Levels - Cleveland Clinic

    Serotonin helps regulate digestive functions including bowel function and appetite. Dopamine causes a feeling of hunger while serotonin suppresses that feeling.

  4. Glutamate: What It Is & Function - Cleveland Clinic

    Glutamate is essential for proper brain function. Glutamate is recycled and made by glial cells in your brain. Glial cells convert “used” glutamate to glutamine, which is converted back again …

  5. Substantia Nigra (SN): What It Is, Function & Anatomy

    It produces dopamine, which controls movements and muscle tone. The substantia nigra has two different sections, and they both have different roles and connections.

  6. Neurotransmitters: What They Are, Functions & Types

    Dopamine plays a role in your body’s reward system, which includes feeling pleasure, achieving heightened arousal and learning. Dopamine also helps with focus, concentration, memory, …

  7. Endorphins: What They Are and How to Boost Them

    What health conditions can low endorphin levels cause? Endorphins boost the release of dopamine in your body. Dopamine is another neurotransmitter. The release of dopamine …

  8. Norepinephrine: What It Is, Function, Deficiency & Side Effects

    What does norepinephrine do in the body? As a neurotransmitter in your brain and spinal cord, norepinephrine: Increases alertness, arousal and attention. Constricts blood vessels, which …

  9. Hypothalamus: What It Is, Function, Conditions & Disorders

    Other roles of the hypothalamus Your hypothalamus also produces these hormones: Dopamine. Dopamine is the “feel-good” hormone. It gives you a sense of pleasure. It gives you the …

  10. Dopamine Antagonist: What It Is, Uses, Side Effects & Risks

    Dopamine antagonists play a major role in the treatment of mental health conditions. They also reduce the effects of nausea in certain settings, especially for people receiving chemotherapy …