Causes of mental disorders

causesGABA hypothesispsychiatric evaluation
A mental disorder is an impairment of the mind causing disruption in normal thinking, feeling, mood, behavior, or interpersonal interactions, and accompanied by significant distress or dysfunction.wikipedia
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Mental disorder

mental illnessnervous breakdownmentally ill
A mental disorder is an impairment of the mind causing disruption in normal thinking, feeling, mood, behavior, or interpersonal interactions, and accompanied by significant distress or dysfunction.
The causes of mental disorders are often unclear.

Cannabis (drug)

marijuanacannabispot
Correlations of mental disorders with drug use include almost all psychoactive substances, e.g., cannabis, alcohol and caffeine.

Long-term effects of alcohol consumption

Long-term effects of alcoholalcohol consumptionalcohol
Correlations of mental disorders with drug use include almost all psychoactive substances, e.g., cannabis, alcohol and caffeine.

Caffeine

caffeinatedHealth effects of caffeineNo-Doz
Correlations of mental disorders with drug use include almost all psychoactive substances, e.g., cannabis, alcohol and caffeine.

Depression (mood)

depressiondepressedmelancholy
Particular mental illnesses have particular risk factors, for instance including unequal parental treatment, adverse life events and drug use in depression, migration and discrimination, childhood trauma, bereavement or separation in families, and cannabis use in schizophrenia and psychosis, and parenting factors, child abuse, family history (e.g. of anxiety), and temperament and attitudes (e.g. pessimism) in anxiety.

Schizophrenia

schizophrenicschizophrenicspositive symptoms
Particular mental illnesses have particular risk factors, for instance including unequal parental treatment, adverse life events and drug use in depression, migration and discrimination, childhood trauma, bereavement or separation in families, and cannabis use in schizophrenia and psychosis, and parenting factors, child abuse, family history (e.g. of anxiety), and temperament and attitudes (e.g. pessimism) in anxiety. In February 2013 a study found common genetic links between five major psychiatric disorders: autism, ADHD, bipolar disorder, major depressive disorder, and schizophrenia.

Psychosis

psychoticpsychosespsychotic break
Particular mental illnesses have particular risk factors, for instance including unequal parental treatment, adverse life events and drug use in depression, migration and discrimination, childhood trauma, bereavement or separation in families, and cannabis use in schizophrenia and psychosis, and parenting factors, child abuse, family history (e.g. of anxiety), and temperament and attitudes (e.g. pessimism) in anxiety.

Impulse control disorder

impulse control disordersimpulse controlimpulse-control disorder
Many psychiatric disorders include problems with impulse and other emotional control.

Autism

autisticautistic disorderautistic children
In February 2013 a study found common genetic links between five major psychiatric disorders: autism, ADHD, bipolar disorder, major depressive disorder, and schizophrenia.

Attention deficit hyperactivity disorder

ADHDattention deficit disorderhyperactivity
In February 2013 a study found common genetic links between five major psychiatric disorders: autism, ADHD, bipolar disorder, major depressive disorder, and schizophrenia.

Neurotransmitter

neurotransmittersexcitatory neurotransmitterneurotransmitter system
Abnormal functioning of neurotransmitter systems has been implicated in several mental disorders, including serotonin, norepinephrine, dopamine and glutamate systems.

Cognition

cognitivecognitive functioncognitive process
Psychological mechanisms have also been implicated, such as cognitive (e.g. reasoning) biases, emotional influences, personality dynamics, temperament and coping style.

Reason

reasoningratiocinationhuman reason
Psychological mechanisms have also been implicated, such as cognitive (e.g. reasoning) biases, emotional influences, personality dynamics, temperament and coping style.

Emotion

emotionsemotionalemotional state
Psychological mechanisms have also been implicated, such as cognitive (e.g. reasoning) biases, emotional influences, personality dynamics, temperament and coping style.

Personality psychology

personalitypersonalitiespersonality theory
Psychological mechanisms have also been implicated, such as cognitive (e.g. reasoning) biases, emotional influences, personality dynamics, temperament and coping style.

Temperament

temperconstitutedGood temper
Psychological mechanisms have also been implicated, such as cognitive (e.g. reasoning) biases, emotional influences, personality dynamics, temperament and coping style.

Coping

coping mechanismcoping strategiescope
Psychological mechanisms have also been implicated, such as cognitive (e.g. reasoning) biases, emotional influences, personality dynamics, temperament and coping style.

Gene

genesnumber of genesgene sequence
Studies have indicated that variation in genes can play an important role in the development of mental disorders, although the reliable identification of connections between specific genes and specific categories of disorder has proven more difficult.

Pregnancy

pregnantfirst trimesterpregnant women
Environmental events surrounding pregnancy and birth have also been implicated.

Childbirth

laborbirthlabour
Environmental events surrounding pregnancy and birth have also been implicated.

Traumatic brain injury

traumatic brain injuriesbrain traumabrain injury
Traumatic brain injury may increase the risk of developing certain mental disorders.

Abuse

abusiveabuse of officemaltreatment
Social influences have been found to be important, including abuse, neglect, bullying, social stress, traumatic events and other negative or overwhelming life experiences.

Neglect

parental neglectchild neglectignorance
Social influences have been found to be important, including abuse, neglect, bullying, social stress, traumatic events and other negative or overwhelming life experiences.

Bullying

bullybulliedbullies
Social influences have been found to be important, including abuse, neglect, bullying, social stress, traumatic events and other negative or overwhelming life experiences.

Social stress

social-stress
Social influences have been found to be important, including abuse, neglect, bullying, social stress, traumatic events and other negative or overwhelming life experiences.