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CONCEPT OF
HEALTH AND
DISEASE
Dr Saket Shekhar
What do you mean by Health?
How can you characterize a country is
having good health?
◦Which are the indicators ?
Learning Objectives
Health
Disease
Natural history
of disease
Concept of Health
Biomedical
Concept
Ecological Concept
Psychosocial
Concept
Holistic Concept
WHO definition of Health
Physical
Social
Mental
WHO definition of Health
Strength
Criticism
Various dimensions of Health?
Physical
Emotional
Mental
Social
Spiritual
Vocational
Physical Dimension
Perfect
functioning
of body
Good
complexion Clear skin Bright eye Lustrous hair
Not too
obese
A sweat
breath
Good
appetite
Sound
sleep
Regular
bowel and
bladder
habits
Evaluation of physical health
Self assessment
Standardized questionaire
Clinical examination
Anthropometric examination
Mental dimension
Balance
between
individual
and
surrounding
A state of
harmony
between
oneself and
other
individuals
Self
satisfaction
Self
confidence
No conflict
within
himself and
others
Happy,
calm,
cheerful
Not govern
by fear,
anger,
jealousy,
love, guilt
or worries
Social dimension
Quantity
Quality of interpersonal ties
Extent of involvement with
community
Positive material
environment
Positive human
environment
Spiritual dimension
Meaning of life
Compassion
Selflessness
Resolving internal
and external conflict
Emotional dimension
Difference between mental and emotion
Difference between Cognition and feeling
Difference between IQ and EQ
Vocational environment
◦ Growth and happiness at work place
◦ Personal satisfaction
◦ Self esteem
Spectrum of Health
What determines our health?
Genes
Physical exercise
Food
Life style
Or interaction of all of the above?
Determinants of health
Standard of life
◦ Physical quality of Life index
◦ Human Development Index
Concept of Disease
Functions disturbed
or deranged
Discomfort
Departure from
health
Theories of disease causation
Supernatural
theory of disease
Tridosha theory
Chinese theory
and Yang and Yin
Germ theory of disease
◦ Louis Pasteur
◦ Koch
Disease
agent
Man Disease
Theory of multifactorial causation
◦ Modern diseases
◦ Risk factors
Epidemiological triad
Agent
Biological
Mechanical
Physical
Chemical
Nutrient
Risk factors or determinants
Web of causation
Iceberg phenomenon of disease
Natural history of disease
Title Lorem Ipsum
LOREM IPSUM DOLOR SIT AMET,
CONSECTETUER ADIPISCING ELIT.
NUNC VIVERRA IMPERDIET ENIM.
FUSCE EST. VIVAMUS A TELLUS.
PELLENTESQUE HABITANT MORBI
TRISTIQUE SENECTUS ET NETUS.

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