From Anxiety to Paranoia to Substance Abuse - Discussion of mental disorders/diseases and their etymology and history

Anxiety disorders: These disorders are characterized by excessive fear, worry, and anxiety. They can interfere with a person's daily life and cause significant distress. Some common anxiety disorders include generalized anxiety disorder, panic disorder, social anxiety disorder, and separation anxiety disorder. Anxiety: The word "anxiety" comes from the Latin word "anxietas," which means "to choke." Depression: This is a mood disorder that causes persistent feelings of sadness, hopelessness, and loss of interest in activities that were once enjoyable. Depression can also lead to changes in sleep, appetite, energy levels, and concentration. Depression: The word "depression" comes from the Latin word "deprimere," which means "to press down." Bipolar disorder: This is a mood disorder that causes extreme swings in mood, from mania (a period of high energy and activity) to depression (a period of low energy and sadness). Bipolar disorder: The word "bipolar" comes from the Greek words "bi," meaning "two," and "polus," meaning "pole." Post-traumatic stress disorder (PTSD): This is a mental health problem that some people develop after experiencing or witnessing a life-threatening event, like combat, a natural disaster, a car accident, or sexual assault. Symptoms of PTSD can include flashbacks, nightmares, anxiety, and avoidance of reminders of the event. Post-traumatic stress disorder (PTSD): The word "trauma" comes from the Greek word "trauma," which means "wound." Schizophrenia: This is a chronic mental disorder that affects how a person thinks, feels, and behaves. People with schizophrenia may experience hallucinations (hearing or seeing things that aren't there), delusions (false beliefs), and disorganized thinking and speech. Schizophrenia: The word "schizophrenia" comes from the Greek words "schizo," meaning "to split," and "phren," meaning "mind." Attention deficit hyperactivity disorder (ADHD): This is a neurodevelopmental disorder that is characterized by inattention, hyperactivity, and impulsivity. ADHD can interfere with a person's ability to learn, work, and socialize. Attention deficit hyperactivity disorder (ADHD): The word "attention" comes from the Latin word "attentus," which means "to pay attention." The word "hyperactivity" comes from the Greek words "hyper," meaning "above," and "actos," meaning "to do." Learning disabilities: These are neurological disorders that can affect a person's ability to learn certain skills, such as reading, writing, or math. Learning disabilities are not caused by a lack of intelligence or motivation. Learning disabilities: The word "learning" comes from the Old English word "leornian," which means "to learn." The word "disability" comes from the Latin word "dis," meaning "not," and "habilitas," meaning "ability." Intellectual disability: This is a condition characterized by significant limitations in intellectual functioning and adaptive behavior. Intellectual disability can be caused by a variety of factors, including genetic disorders, brain injuries, and infections. Intellectual disability: The word "intellectual" comes from the Latin word "intellectus," which means "understanding." The word "disability" comes from the Latin word "dis," meaning "not," and "habilitas," meaning "ability." Paranoia is the irrational and persistent feeling that people are ‘out to get you’. Paranoia may be a symptom of conditions including paranoid personality disorder, delusional (paranoid) disorder and schizophrenia. The word "paranoia" comes from the Greek words "para," meaning "beside," and "noia," meaning "mind." It was first used in the 18th century to describe a mental disorder characterized by delusions of persecution. The term was later broadened to include other types of delusions, such as delusions of grandeur. The word "substance" comes from the Latin word "substantia," which means "essence," "being," or "that which stands under." It was first used in English in the 14th century.