No, "a psychiatrist" is a person not a field.
Psychiatrist
It could be helpfull, but is not essential.
Of course not
The branch of medicine that deals with mental disorders is called Psychiatry. The the doctor is referred to as a Psychiatrist. Sources: Medical Doctor
how cares
biology
The age that an individual should see a psychiatrist depends on the psychological state of the individual. If the person has suffered trauma they should see a psychiatrist immediately. There are other alternatives to a psychiatrist such as a psychologist if you only need someone to confide in. Each psychiatrist has a field they specialize in ranging from children to adults. If you feel that you or someone you know is in need of seeing a psychiatrist, make an appointment. Seeing a psychiatrist can be beneficial to any age group that is in need of psychiatric care.
food i think it means FIELD as in, growing plants in a field
It is no longer a rapidly growing field; it used to be but it got saturated.
it is expected to grow by at least 24% by the year 2050
HOw about as "Therapist"?
Scrub.