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Health
Psychology PSY408
VU
LESSON
03
INTRODUCTION
TO HEALTH PSYCHOLOGY
How
the Role of Psychology
Emerged
The
idea that medicine and
psychology are somehow
connected has a long
history, dating back at least
to
ancient
Greece. It became somewhat
more formalized early in the 20th century
in the work of Sigmund
Freud,
who was trained as a physician. He
noticed that some patients
showed Symptoms of physical
illness
without
any organic disorder. Using principles
from his psychoanalytic
theory, Freud
proposed that these
symptoms
were converted from unconscious emotional
conflicts. He called this condition
conversion
hysteria.
Psychosomatic
Medicine
The
term psychosomatic
does
not mean a person's symptoms
are imaginary; it means that
the mind and body
are
both involved. Until the
1960s or so, research in
psychosomatic medicine focused on
psychoanalytic
interpretations
for specific, real health
problems including ulcers,
high blood pressure, asthma,
migraine
headaches,
and rheumatoid arthritis.
Freud's
methods relied on clinical experience and
intuitive hunches that were
largely unverified by
laboratory
research. The research base
for psychosomatic medicine
began with Walter
Cannon's
observation
in 1932 that physiological changes
accompany emotion.
Cannon's
research demonstrated that
emotion can cause physiological
changes that might be
related to the
development
of physical disease; that
is, emotion can cause
changes, which in turn, may
cause disease. From
this
finding, Flanders Dunbar
(1943) developed the notion that
habitual responses, which people
exhibit as
part
of their personalities, are
related to specific diseases. In
other words, Dunbar
hypothesized a
relationship
between personality type and disease. A
little later, Franz Alexander
(1950), a one-time follower
of
Freud, began to see emotional conflicts as a
precursor to certain
diseases.
Unfortunately,
these views led others to begin
seeing specific illnesses as
"psychosomatic." These illnesses
included
such disorders as peptic ulcer, rheumatoid arthritis,
hypertension, asthma, hyperthyroidism,
and
ulcerative
colitis. Many lay people began to
look at these psychosomatic
disorders as not being "real"
but
merely
"all in the head."
Coupled
with this oversimplified belief
were the modern medical advances
that led many in the health
care
field
to neglect the mind--body continuum
and to concentrate on powerful
remedies for specific
diseases.
These
remedies included penicillin, antibiotics,
insulin, and vaccines
(Fritz, 2000). With such
effective
medical
procedures available, many
physicians and other health
care providers began to lose
sight of the
psychological
and social concomitants of
disease.
The
Emergence of Behavioral
Medicine
From
the remnants of the old psychosomatic
medicine emerged two new
and interrelated disciplines--
behavioral
medicine and health psychology.
A
1977 conference at Yale
University led to the definition of a
new field, behavioral medicine,
defined as
"the
interdisciplinary field concerned with
the development and integration of behavioral
and biomedical
science
knowledge and techniques relevant to health
and illness and the
application of this knowledge and
these
techniques to prevention, diagnosis,
treatment and rehabilitation".
This
definition indicates that behavioral
medicine is designed to integrate
medicine and the
various
behavioral
sciences, especially psychology. The
goals of behavioral medicine are
similar to those in
other
areas
of health care: improved prevention,
diagnosis, treatment, and rehabilitation.
Behavioral medicine,
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Health
Psychology PSY408
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then,
attempts to use psychology
and the behavioral sciences in
conjunction with medicine to
promote
health
and treat disease.
The
Emergence of Health Psychology
At
about the same time that behavioral
medicine was given life, a
new discipline called behavioral
health
began
to emerge. Behavioral health emphasizes the
enhancement of health and the prevention
of disease in
healthy
people rather than the diagnosis and
treatment of disorders in sick people. Behavioral
health
includes
such concerns as injury
prevention, cigarette smoking, alcohol
use, diet, and
exercise.
Behavioral
health has not continued to develop as a
strong, formal discipline, and
its goals have largely
been
incorporated
by a new field called health psychology,
the branch of psychology that
concerns individual
behaviors
and lifestyles affecting a person's
physical health.
Health
psychology includes psychology's
contributions to the enhancement of health, the
prevention and
treatment
of disease, the identification of health risk
factors, the improvement of the health
care system,
and
the shaping of public opinion
with regard to health.
More
specifically, it involves the application
of psychological principles to such
physical health areas as
lowering
high blood pressure,
controlling cholesterol, managing
stress, alleviating pain, stopping
smoking,
and
moderating other risky behaviors, as well
as encouraging regular exercise,
medical and dental
checkups,
and
safer behaviors.
In
addition, health psychology helps
identify conditions that affect health,
diagnose and treat certain
chronic
diseases,
and modify the behavioral factors
involved in physiological and
psychological rehabilitation. As
such,
health psychology interacts with
both biology and sociology
to produce health- and
disease-related
outcomes.
Note that neither psychology
nor sociology contribute directly to
outcomes; only
biological
factors
contribute directly to physical health
and disease.
A
Brief History of Health
Psychology
As
an identifiable area, health psychology
received its first important
impetus in 1973, when the Board of
Scientific
Affairs of the American Psychological Association
(APA) appointed a task force to
study the
potential
for psychology's role in health
research. Three years later, this task
force (APA, 1976) reported
that
few psychologists were involved in health
research and that research
conducted by psychologists in the
area
of health was not often reported in the
psychology journals. However, the
report envisioned a future in
which
health psychology might help to
enhance health and prevent disease. In
1978, the American
Psychological
Association established Division 38,
Health Psychology, as "a scientific,
educational, and
professional
organization for psychologists interested
in (or working in) areas at
one or another of the
interfaces
of medicine and psychology" (Matarazzo,
1994, p. 31).
Four
years later, in 1982, the journal
Health Psychology began
publication as the official journal of
Division
38.
Currently, health psychology is not
only a well-established division
within the American Psychological
Association
but is also recognized by the American
Psychological Society, another powerful
professional
organization,
one that emphasizes research
over clinical practice.
Health
Psychology's Position within
Psychology
In
2001, the APA membership voted to
change its bylaws and to
include the term "health" in its
mission
statement.
This statement now reads:
"The objects of the American
Psychological Association shall be
to
advance
psychology as a science and profession
and as a means of promoting health
and human welfare.
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Health
Psychology PSY408
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Health
psychologists are first and
foremost psychologists, with the same
basic training as any
other
psychologists.
This training core was determined by the
landmark Boulder Conference of 1949,
which
established
psychology as both a scientific discipline
and a practicing profession. From
that time, every
doctoral
program within a department of psychology
has offered nearly the same
core of generic
course
work
for psychologists.
Along
with the core courses required of
all psychologists, health psychologists
take courses in such fields
as
biostatistics,
epidemiology, physiology, biochemistry, and cardiology.
Like other psychologists,
health
psychologists
rely on and contribute to the basic
core of psychological research
and then apply this
knowledge
to a particular field of
specialization.
In
other words, health psychologists
are psychologists first and
specialists in health second. According
to
Matarazzo
(1987b), "psychology" is the noun
that identifies the subject matter;
and "health" is the
adjective
that
describes the client, problem, or setting
to which psychology is applied. Like
other fields of psychology
health
psychology applies the principles of
generic psychology to a particular
area.
Health
psychology does not exist as
a profession separate from generic
psychology; rather it applies
both
research
knowledge and clinical experience to the
science and profession of
generic psychology, Health
psychology
has clearly emerged as a unique
profession, having met six criteria
for a separate
profession.
First,
it has founded its own
national and international
associations;
Second,
it has established a number of its
own journals in addition to health
Psychology;
Third,
it has received acknowledgment
from professionals in other fields of
psychology that its
subject
matter,
methods, and applications are
different from
theirs;
Fourth,
health psychology has set up postdoctoral
training specific to health psychology
and distinct from
other
fields of psychology;
Fifth,
it has received recognition
from the American Board of Professional
Psychology; and
Sixth,
it has been recognized by the American
Psychological Association Commission on the
Recognition of
Specialties
and Proficiencies in Professional
Psychology.
In
addition, health psychology is becoming
recognized within medical
schools, schools of public
health,
universities,
and hospitals. Health
psychology strives to enhance health,
prevent and treat disease,
identify
risk
factors, improve the health care
system, and shape public
opinion regarding health
issues.
Areas
of Special Focus of health
psychology:
Health
psychology is concerned with
all aspects of health and
illness across the life span
of individuals.
Health
psychologists focus on health promotion
and maintenance, which
includes such issues as how
to get
children
to develop good health habits, how to
promote regular exercise,
and how to design a
media
campaign
to get people to improve their
diets.
Health
psychologists also study the
psychological aspects of the prevention
and treatment of illness. A
health
psychologist might teach people in a
high-stress occupation how to manage
stress effectively so
that
it
will not adversely affect
their health. A health psychologist might
work with people who are
already ill to
help
them adjust more successfully to
their illness or to learn to
follow their treatment
regimen.
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Health
Psychology PSY408
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Health
psychologists also focus on the
etiology and correlations of health,
illness and dysfunction.
Etiology
refers
to the origins or causes of illness, and
health psychologists are especially
interested in behavioral and
social
factors that contribute to health or
illness and dysfunction. Such
factors can include health
habits
such
as alcohol consumption, smoking, exercise, the
wearing of seat belts, and
ways of coping with
stress.
Finally,
health psychologists analyze and attempt
to improve the health care system
and the formulation of
health
policy. They study the impact of health
institutions and health professionals on
people's behavior and
develop
recommendations for improving health
care.
Putting
it all together, health psychology
represents the educational, scientific,
and professional
contributions
of psychology to the promotion and
maintenance of health, the prevention and
treatment of
illness,
the identification of the causes and
correlates of health, illness, and
related dysfunction, the
improvement
of health care system, and health
policy formation.
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