The Severity of Your Anxiety. Before learning what it is you're experiencing you need to note your own anxiety severity. I have developed an anxiety test that is a good place to start, since it will provide you with a severity graph along with treatment recommendations.
Neuroactive drugs that affect the brain are known to use the removal mechanisms to their advantage. The dopamine system, noradrenaline system, serotonin system, and cholinergic system are the major neurotransmitter systems in the brain. Serotonin and norepinephrine are the main chemicals responsible for depression.
For years, the brain chemical dopamine has been thought of as the brain's pleasure chemical, and studies have linked the addictive properties of drugs like cocaine to their effects on the dopamine system. But now, a new study adds a new twist to dopamine's fun-loving reputation: pain. Share: FULL STORY. For years, the brain chemical dopamine has been thought of as the brain's pleasure chemical, sending signals between brain cells in a way that rewards a person or animal for one activity or another.