Amnesia - A partial or total loss of memory.

 Anxiety Disorders - A feeling of worry, nervousness, or unease, typically about an imminent event or something with an uncertain outcome.

 Asperger Syndrome - A rare and relatively mild autistic disorder characterized by awkwardness in social interaction, pedantry in speech, and preoccupation with very narrow interests.

A rare and relatively mild autistic disorder characterized by awkwardness in social interaction, pedantry in speech, and preoccupation with very narrow interests.

 Attention Deficit Disorder with Hyperactivity

 Autistic Disorder

 Bipolar Disorder - This manic-depressive disorder is characterized by recurrent episodes of mania and major depression. Manic symptoms consist of feelings of inflated self-esteem or grandiosity, a decreased need for sleep, unusual loquacity, an unconnected flow of ideas, distractibility, or excessive involvement in pleasurable activities that have a high potential for painful consequences, such as buying sprees or sexual indiscretions.

This manic-depressive disorder is characterized by recurrent episodes of mania and major depression. Manic symptoms consist of feelings of inflated self-esteem or grandiosity, a decreased need for sleep, unusual loquacity, an unconnected flow of ideas, distractibility, or excessive involvement in pleasurable activities that have a high potential for painful consequences, such as buying sprees or sexual indiscretions.

 Borderline Personality Disorder

 Bullying ( --> Social Behavior )

 Depressive Disorder

 Dependent Personality Disorder - Persons with dependent personality disorder lack energy and initiative and passively let others assume responsibility for major aspects of their lives.

Persons with dependent personality disorder lack energy and initiative and passively let others assume responsibility for major aspects of their lives.

 Dissociative Disorders - In dissociative disorders there is a sudden, temporary alteration in the person's consciousness, sense of identity, or motor behaviour. There may be an apparent loss of memory of previous activities or important personal events, with amnesia for the episode itself after recovery. 

In dissociative disorders there is a sudden, temporary alteration in the person's consciousness, sense of identity, or motor behaviour. There may be an apparent loss of memory of previous activities or important personal events, with amnesia for the episode itself after recovery. 

 Dysthymic Disorder - It is considered to be present when the depressed mood is disproportionately severe or prolonged in regard to the distressing experience, when there is a preoccupation with the precipitating situation, when the depression continues even after removal of the provocation, and when it impairs the individual's ability to cope with the specific stress.

It is considered to be present when the depressed mood is disproportionately severe or prolonged in regard to the distressing experience, when there is a preoccupation with the precipitating situation, when the depression continues even after removal of the provocation, and when it impairs the individual's ability to cope with the specific stress.

 Eating Disorders - Range of psychological disorders characterized by abnormal or disturbed eating habits.

 Dyslexia ( --> Communicative Disorders) - A specific inability or pronounced difficulty in learning to read or spell, despite otherwise normal intellectual functions.

A specific inability or pronounced difficulty in learning to read or spell, despite otherwise normal intellectual functions.

 Emetophobia ( --> Anxiety Disorders ) - A feeling of worry, nervousness, or unease, typically about an imminent event or something with an uncertain outcome

A feeling of worry, nervousness, or unease, typically about an imminent event or something with an uncertain outcome

 Frigidity ( --> Sexual Dysfunctions, Psychological) - In psychology, the inability of a woman to attain orgasm during sexual intercourse.

In psychology, the inability of a woman to attain orgasm during sexual intercourse.

 Kleine-Levin Syndrome ( --> Narcolepsy) - A condition characterized by an extreme tendency to fall asleep whenever in relaxing surroundings.

A condition characterized by an extreme tendency to fall asleep whenever in relaxing surroundings.

 Narcissism - Excessive or erotic interest in oneself and one's physical appearance.

Excessive or erotic interest in oneself and one's physical appearance.

 Narcolepsy - A condition characterized by an extreme tendency to fall asleep whenever in relaxing surroundings.

A condition characterized by an extreme tendency to fall asleep whenever in relaxing surroundings.

 Phobic Disorders - Phobias are neurotic states accompanied by intense dread of certain objects or situations that would not normally have such an effect.

Phobias are neurotic states accompanied by intense dread of certain objects or situations that would not normally have such an effect.

 Pica Syndrome ( --> Eating Disorders) - Any of a range of psychological disorders characterized by abnormal or disturbed eating habits (such as anorexia nervosa).

Any of a range of psychological disorders characterized by abnormal or disturbed eating habits (such as anorexia nervosa).

 Pick's Disease ( --> Dementia) - Dementia is also present in another degenerative brain disease, Pick's disease.

Dementia is also present in another degenerative brain disease, Pick's disease.

 Restless Legs Syndrome

 Schizophrenia - A long-term mental disorder of a type involving a breakdown in the relation between thought, emotion, and behaviour, leading to faulty perception, inappropriate actions and feelings, withdrawal from reality and personal relationships into fantasy and delusion, and a sense of mental fragmentation.

A long-term mental disorder of a type involving a breakdown in the relation between thought, emotion, and behaviour, leading to faulty perception, inappropriate actions and feelings, withdrawal from reality and personal relationships into fantasy and delusion, and a sense of mental fragmentation.

 Seasonal Affective Disorder - Depression associated with late autumn and winter and thought to be caused by a lack of light.

Depression associated with late autumn and winter and thought to be caused by a lack of light.

 Sexual Dysfunctions, Psychological - The inability of a person to experience sexual arousal or to achieve sexual satisfaction under appropriate circumstances, as a result of either physical disorder or, more commonly, psychological problems.

The inability of a person to experience sexual arousal or to achieve sexual satisfaction under appropriate circumstances, as a result of either physical disorder or, more commonly, psychological problems.

 Sleep Disorders

 Somatoform Disorders - The symptoms invariably occur in many different bodily systems, for instance back pains, painful menstruation, dizziness, indigestion, difficulty with vision, and partial paralysis.

The symptoms invariably occur in many different bodily systems, for instance back pains, painful menstruation, dizziness, indigestion, difficulty with vision, and partial paralysis.

 Stress Disorders, Post-Traumatic

 Substance-Related Disorders - This category refers to maladaptive behaviour associated with the regular nonmedical use of substances that affect the central nervous system.

This category refers to maladaptive behaviour associated with the regular nonmedical use of substances that affect the central nervous system.

 Suicidal Behavior - Act of voluntarily or intentionally taking one's own life.

Act of voluntarily or intentionally taking one's own life.

 Trichotillomania

 Obsessive - Compulsive Disorder - In this condition an individual experiences obsessions or compulsions or both. Obsessions are recurring words, thoughts, ideas, or images that, rather than being experienced as voluntarily produced, seem to invade a person's consciousness despite his attempts to ignore, control, or suppress them.