Dopamine hypothesis of schizophrenia
The dopamine hypothesis of
schizophrenia or the
dopamine hypothesis of
psychosis is a theory that
argues that the unusual
behaviour and experiences
associated with
... > full story
Delusional parasitosis
Delusional parasitosis is a
form of psychosis in which
sufferers hold a delusional
belief they are infested
with parasites. It is
usually diagnosed as a
subtype of delusional
disorder. A related symptom
... > full story
Paranoia
In popular culture, the term
paranoia is usually used to
describe excessive concern
about one's own well-being,
sometimes suggesting a
person holds persecutory
beliefs concerning a threat
to themselves or their
... > full story

Dopamine
Dopamine is a chemical
naturally produced in the
body. In the brain, dopamine
functions as a
neurotransmitter, activating
dopamine receptors. Dopamine
can be supplied as a
medication that acts on the
... > full story
Browse Reference Articles
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Psychopharmacology
Psychopharmacology is the study of drug-induced changes in mood, thinking, and behavior. These drugs may originate from natural sources such as plants and animals, or from artificial sources such as ... > more -
Healthy Aging
Attention Deficit Disorder
Disorders and Syndromes
Sports Medicine
Perception
Pregnancy and Childbirth
Hallucination
A hallucination is a sensory perception experienced in the absence of an external stimulus, as distinct from an illusion, which is a misperception of an external stimulus. Hallucinations may occur in ... > more -
Diet and Weight Loss
Dieting and Weight Control
Obesity
Nutrition
Attention Deficit Disorder
Sports Medicine
Gluten-free, casein-free diet
Many parents of children with autism have reported that a gluten-free casein-free diet helps their children. According to the theory, some children are unable to digest the protein in many cereals ... > more -
Schizophrenia
Mental Health
Mental Health Research
Psychiatry
Disorders and Syndromes
Attention Deficit Disorder
Schizophrenia
Schizophrenia is a mental disorder characterized by persistent defects in the perception or the expression of reality. A person experiencing untreated schizophrenia typically demonstrates ... > more -
Psychopathology
Psychopathology is a term which refers to either the study of mental illness or mental distress or the manifestation of behaviours and experiences which may be indicative of mental illness or ... > more -
Excitotoxicity
Excitotoxicity is the pathological process by which neurons are damaged and killed by the overactivations of receptors for the excitatory neurotransmitter glutamate, such as the NMDA receptor and ... > more -
Biological psychiatry
Biological psychiatry, or biopsychiatry is an approach to psychiatry that aims to understand mental disorder in terms of the biological function of the nervous ... > more
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