A |
Addiction |
A chronic condition characterized by compulsive drug use or engagement in harmful behaviors despite negative consequences.
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Agoraphobia |
An anxiety disorder involving fear of situations where escape may be difficult, often leading to avoidance of public places. |
Antidepressant |
A type of medication used to treat depression and other mood disorders by balancing brain chemicals. |
Anorexia Nervosa |
An eating disorder characterized by extreme weight loss, fear of gaining weight, and distorted body image. |
Anxiety Disorder |
A group of mental disorders marked by excessive worry, fear, or nervousness that interferes with daily life. |
Attention-Deficit/Hyperactivity Disorder (ADHD) |
A neurodevelopmental disorder characterized by inattention, hyperactivity, and impulsivity. |
B |
Bipolar Disorder |
A mental health condition causing extreme mood swings, including manic and depressive episodes. |
Borderline Personality Disorder (BPD) |
A disorder marked by unstable relationships, impulsive behaviors, and intense emotions. |
Body Dysmorphic Disorder (BDD) |
A condition where individuals obsess over perceived flaws in their appearance. |
Burnout |
Emotional, physical, and mental exhaustion caused by prolonged stress, often related to work or caregiving. |
C |
Cognitive Behavioural Therapy (CBT) |
A therapy that helps people change negative thought patterns and behaviours. |
Compulsion |
A repetitive behaviour performed to relieve anxiety, commonly seen in OCD. |
Cyclothymia |
A mild form of bipolar disorder with mood swings between hypomania and mild depression. |
Catatonia |
A condition associated with schizophrenia and other disorders, characterized by lack of movement or abnormal posturing. |
D |
Delusion |
A strongly held false belief resistant to reason, common in psychotic disorders. |
Depersonalization |
A feeling of detachment from oneself, as if watching from outside the body. |
Depression |
A mood disorder involving persistent sadness, loss of interest, and fatigue. |
Derealization |
A dissociative symptom where the world feels unreal or distorted. |
Dissociative Identity Disorder (DID) |
A disorder where a person has two or more distinct identities or personalities. |
Dual Diagnosis |
The coexistence of a mental illness and substance use disorder. |
E |
Eating Disorder |
A category of mental illnesses involving abnormal eating behaviours, such as anorexia and bulimia. |
Electroconvulsive Therapy (ECT) |
A treatment for severe depression that involves controlled electrical stimulation of the brain. |
Emotional Dysregulation |
Difficulty managing emotional responses, often seen in BPD and mood disorders. |
Exposure Therapy |
A form of CBT used to treat phobias and PTSD by gradually exposing individuals to feared stimuli. |
F |
Flashbacks |
Vivid, distressing memories of past trauma, commonly experienced in PTSD. |
Fight/Flight/Freeze Response |
The body’s automatic response to perceived danger, often overactive in anxiety disorders. |
Functional Neurological Disorder (FND) |
A condition where neurological symptoms occur without an identifiable medical cause, often linked to psychological stress. |
G |
Generalized Anxiety Disorder (GAD) |
A disorder characterized by excessive, uncontrollable worry about everyday events. |
Grief |
The emotional suffering that follows loss, which can sometimes develop into prolonged grief disorder. |
Guilt Complex |
Persistent feelings of guilt, often irrational or excessive, linked to depression and OCD. |
H |
Hallucination |
A false sensory perception, such as hearing voices or seeing things that aren’t there. |
Hypervigilance |
A heightened state of alertness, common in PTSD and anxiety disorders. |
Hypomania |
A milder form of mania, marked by increased energy and impulsivity without severe impairment. |
I |
Insomnia |
Persistent difficulty falling or staying asleep, often associated with anxiety or depression. |
Impulse Control Disorder |
A group of disorders, such as kleptomania and pyromania, where individuals struggle to resist harmful urges. |
Intrusive Thoughts |
Unwanted, distressing thoughts that repeatedly enter a person's mind, often linked to OCD and PTSD. |
J |
Judgment Impairment |
Reduced ability to make sound decisions, often seen in psychosis or substance use disorders. |
Jumpiness |
An exaggerated startle response, common in anxiety and PTSD. |
K |
Ketamine Therapy |
A treatment using low doses of ketamine to help manage severe depression and PTSD. |
Kleptomania |
An impulse control disorder characterized by compulsive stealing. |
L |
Low Self-Esteem |
A negative self-view that can contribute to anxiety, depression, and social withdrawal. |
Labile Mood |
Rapid and unpredictable mood changes, common in BPD and bipolar disorder. |
M |
Major Depressive Disorder (MDD) |
A severe form of depression that significantly impairs daily functioning. |
Mania |
A state of heightened energy, euphoria, or irritability, often seen in bipolar disorder. |
Mental Health Stigma |
Negative attitudes and discrimination against people with mental illnesses. |
Mindfulness |
A practice of focusing on the present moment to reduce stress and anxiety. |
N |
Neurotransmitters |
Chemicals in the brain, such as serotonin and dopamine, that influence mood and mental health. |
Nightmares |
Distressing dreams that can be linked to PTSD, anxiety, or depression. |
Narcissistic Personality Disorder (NPD) |
A personality disorder marked by an inflated sense of self-importance and lack of empathy. |
O |
Obsessive-Compulsive Disorder (OCD) |
A disorder marked by intrusive thoughts (obsessions) and repetitive behaviours (compulsions). |
Oppositional Defiant Disorder (ODD) |
A behavioural disorder characterized by defiance, hostility, and disobedience in children and adolescents. |
Overthinking |
A process of excessively analyzing, worrying, or dwelling on a situation, decision, or thought to the point that it becomes overwhelming and counterproductive. |
P |
Panic Disorder |
A disorder characterized by sudden, intense episodes of fear known as panic attacks. |
Phobia |
An intense, irrational fear of a specific object or situation. |
Post-Traumatic Stress Disorder (PTSD) |
A mental health condition triggered by experiencing or witnessing a traumatic event. |
Q |
Quetiapine |
An antipsychotic medication used to treat schizophrenia, bipolar disorder, and depression. |
R |
Rumination |
The habit of obsessively thinking about negative experiences or emotions. |
Resilience |
The ability to adapt and recover from stress or adversity. |
S |
Schizophrenia |
A severe mental disorder affecting thought processes, emotions, and perceptions. |
Self-Harm |
Deliberate injury to oneself as a coping mechanism for emotional distress. |
Social Anxiety Disorder |
An intense fear of social situations that interferes with daily life. |
Stress |
The body’s response to emotional, physical, or mental pressure, which can be acute (short-term) or chronic (long-term). |
Substance Use Disorder (SUD) |
A condition where a person is unable to control their use of substances like drugs or alcohol, despite negative consequences. |
Suicidal Ideation |
Thoughts about, considering, or planning suicide, often linked to severe depression or other mental health conditions. |
Sleep Disorder |
A condition that disrupts normal sleep patterns, including insomnia, narcolepsy, and sleep apnea. |
T |
Therapeutic Alliance |
The relationship between a therapist and client that fosters trust and healing. |
Trichotillomania |
A compulsive hair-pulling disorder. |
Tardive Dyskinesia (TD) |
A movement disorder caused by long-term use of certain psychiatric medications, leading to involuntary facial or body movements. |
Transcranial Magnetic Stimulation (TMS) |
A non-invasive brain stimulation therapy used to treat depression and other mental health disorders. |
Trigger |
A stimulus (event, memory, or situation) that causes emotional distress or reactivates symptoms of mental illness, such as PTSD. |
U |
Unipolar Depression |
Another term for major depressive disorder, involving persistent low mood. |
Unconscious Mind |
The part of the mind that operates outside of conscious awareness, influencing emotions and behaviours. |
V |
Vulnerability Factors |
Aspects of life, such as genetics or trauma, that increase mental illness risk. |
Vicarious Trauma |
Emotional distress experienced by individuals exposed to the trauma of others, often seen in caregivers or first responders. |
W |
Withdrawal Syndrome |
A set of physical and psychological symptoms experienced when stopping or reducing the use of an addictive substance. |
X |
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Y |
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Z |
Zoloft (Sertraline) |
A common antidepressant used to treat depression, anxiety, and OCD. |