What is Dopamine?

Decades ago, researchers believed that symptoms stemmed from a hyperactive dopamine system. Now we know that some are due to too much of this chemi...

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What is Avolition?

Medicine and therapy can help treat avolition when it's caused by schizophrenia. Besides being a symptom of schizophrenia, avolition is also a side...

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Types of Mental Illness

Other diseases or conditions, including various sleep-related problems and many forms of dementia, including Alzheimer's disease, are sometimes cla...

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Why Am I so Angry?

At one time or another, everyone feels anger bubbling up. The problem is, chronically angry people spend too much time in this hyped-up state. Over...

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Factitious Disorders

Factitious disorders are conditions in which a person deliberately and consciously acts as if they have a physical or mental illness when they are ...

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Types of Delusions

Delusions can be a symptom of a psychotic disorder like schizophrenia, or they can be the only mental health issue a person has. With delusional di...

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What is Drug Addiction?

Addiction is a disease that affects your brain and behavior. But over time, drugs change how your brain works. When you’re addicted to drugs, you c...

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What is a Blood Alcohol Test?

Usually, you’d take a breath alcohol test on the spot. Whatever’s left over stays in your blood, so the more you drink, the higher your blood alcoh...

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