Thomas Insel (TedX Talk) suggests that the terms behavioral disorder and mental disorder are outdated given what we now know about mental illness. What does he suggest instead and why? Solution Few short decades ago, the mind and body were considering separate independent entities, but recently discovered that the psychological factors induce all kinds of illness, not only mental once. They include bronchial asthma and essential hypertension etc. Some major illness such as deppression and schizophrenia have biological components.hence they are called as mental illness not mental disorders. Mental health is not exclusively a matter of relation between persons, it also matter of relation of the individual towards the community he lives. Mental health is influenced by both biological and social factors. It is not a static condition but subject to variations and fluctuations..