Schizophrenia is typically a chronic mental illness that begins in early adulthood, while depression and anxiety are more common in older adults.

Alzheimer's disease is the most common type of dementia, accounting for 60-80% of cases.

Age, family history, and head injury are all risk factors for developing dementia.

Delirium is a sudden change in mental status that can be caused by a variety of factors, such as infection, medication, or dehydration.

Sadness, loss of interest in activities, and changes in appetite or sleep are all symptoms of depression.

Generalized anxiety disorder is the most common type of anxiety disorder among older adults, characterized by excessive worry and anxiety that is difficult to control.

There is no cure for dementia, but there are treatments that can help to slow the progression of the disease and improve symptoms.

Aphasia is a condition in which a person has difficulty speaking, understanding language, or writing.

Social isolation, chronic pain, and financial problems are all risk factors for developing a mental health disorder in older adults.

Activities of daily living (ADLs) are the basic tasks that people need to be able to perform in order to live independently.

Confusion, disorientation, and hallucinations are all symptoms of delirium.

Amnesia is a condition in which a person has difficulty remembering recent events.

Medication, therapy, and electroconvulsive therapy (ECT) are all treatments for depression in older adults.

Agnosia is a condition in which a person has difficulty recognizing objects or people.

Worry, nervousness, and restlessness are all symptoms of anxiety.