sentence: Mental illnesses develop during the life of a person.
sentences_before: A 'mental illness' is an illness of the mind. People with a mental illness may behave in strange ways, or have strange thoughts, in their view or the view of others.
sentences_after: This may be linked to genes and experience. What is considered as a mental illness has changed over time. What is considered to be a mental illness may not be one in a different culture.
concept_name: mental illness
headings: Mental illness
categories: Diseases Mental illnesses