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International health refers to health problems, issues, and efforts that transcend national boundaries and require global cooperation.
Covers:
Disease control across countries
Health promotion globally
Emergency response
International health regulations
Involves:
Governments
International agencies
NGOs
Health problems are not confined to one country.
Due to:
Globalization
Travel and migration
Trade and communication
Requires:
Collective global action
Resource sharing
Policy coordination
Communicable diseases (e.g., pandemics)
Non-communicable diseases
Malnutrition
Maternal and child health issues
Environmental hazards
Refugee and migrant health issues
Collaboration between:
Countries
International organizations
Ensures:
Disease control
Resource mobilization
Knowledge sharing
Standardization of health practices
Increased international travel
Migration and displacement
Global trade
Climate change
Spread of infectious diseases
Countries:
Implement health programmes
Provide data and surveillance
International agencies:
Provide technical support
Coordinate global efforts
Set standards
Prevents spread of diseases
Improves health outcomes
Ensures equitable distribution of resources
Strengthens global health security
Easily spread across borders
Example:
COVID-19
Influenza
Tuberculosis
Global outbreaks affecting multiple countries
Require:
International surveillance
Coordinated response
Global issue of:
Undernutrition
Overnutrition
Requires international programs
High burden in developing countries
Needs global support and interventions
Air pollution
Water contamination
Climate change
Displaced populations face:
Poor living conditions
Limited access to health care
Rapid spread of infections through:
Air travel
Tourism
Trade
| Feature | International health | National health |
|---|---|---|
| Scope | Global | Within one country |
| Focus | Cross-border issues | Country-specific issues |
| Agencies involved | WHO, UNICEF, global bodies | National government |
| Approach | Collaborative | Independent |
| Examples | Pandemics, global nutrition | Local disease control |
| Area | Examples |
|---|---|
| Communicable diseases | TB, HIV, pandemics |
| Non-communicable diseases | Diabetes, hypertension |
| Nutrition | Malnutrition, obesity |
| Maternal and child health | MMR, IMR |
| Environmental health | Pollution, climate change |
| Refugee health | Displacement, camps |
Global factors (travel, trade, climate change)
↓
Health problems (pandemics, malnutrition, pollution)
↓
International response (WHO, global programs, cooperation)
Disease control
Health promotion
Environmental health
Emergency response
Policy and regulation
WHO is a specialized agency of the United Nations responsible for international public health.
Established in 1948.
Main objective:
Attainment of the highest possible level of health by all people
Health is a fundamental human right
Governments are responsible for the health of their people
International cooperation is essential
Health includes:
Physical
Mental
Social well-being
Supreme decision-making body
Composed of representatives of all member states
Implements decisions of WHA
Provides advice and guidance
Administrative and technical body
Headed by Director-General
WHO has 6 regional offices
Address region-specific health issues
Support implementation at national level
Leadership in global health matters
Setting standards and guidelines
Disease control and prevention
Technical cooperation with countries
Monitoring global health trends
Supporting research
Provides:
Technical assistance
Policy guidance
Training and capacity building
Supports:
National health programmes
Disease control efforts
Created to:
Address global health challenges
Coordinate international efforts
Important for:
Pandemic response
Standardization of practices
Achieve highest level of health for all people
Health promotion
Disease prevention
Emergency response
Research support
Standard setting
Provides expertise and support to countries
Helps in:
Programme implementation
Capacity building
| Aspect | Details |
|---|---|
| Objective | Highest possible level of health for all |
| Structure | WHA, Executive Board, Secretariat, Regional and Country offices |
| Functions | Leadership, standard setting, disease control, research, monitoring |
| Body | Role |
|---|---|
| World Health Assembly | Policy making and decision making |
| Executive Board | Implementation and advisory role |
| Secretariat | Administration and technical work |
| Function | Description |
|---|---|
| Leadership | Direct global health initiatives |
| Standard setting | Develop guidelines and norms |
| Disease control | Support prevention and control programmes |
| Research support | Promote and coordinate research |
| Monitoring | Track global health trends |
World Health Assembly
↓
Executive Board
↓
Secretariat (Director-General)
↓
Regional offices
↓
Country offices
Member states
↓
World Health Assembly
↓
Executive Board
↓
Secretariat
↓
Implementation at regional and country level
Headquarters (Geneva)
Regional offices
Country offices
Control of:
Communicable diseases
Non-communicable diseases
Includes:
Surveillance
Outbreak response
Promotes:
Healthy lifestyle
Disease prevention
Focus areas:
Tobacco control
Nutrition
Physical activity
Reduces:
Maternal mortality
Infant mortality
Supports:
Immunization
Safe motherhood
Addresses:
Undernutrition
Micronutrient deficiencies
Obesity
Focus on:
Air quality
Water safety
Climate change impact
Responds to:
Epidemics
Natural disasters
Provides:
Technical guidance
Coordination
Develops:
Guidelines
Protocols
International standards
Communicable disease control
Immunization support
NCD prevention
Mental health
Essential medicines
Health statistics
Emergency preparedness
TB, HIV, malaria control
Outbreak surveillance
Supports national immunization programmes
Focus on:
Diabetes
Cardiovascular diseases
Cancer
Promotes awareness and care services
Develops essential drug lists
Collects and analyzes global data
ICD (International Classification of Diseases)
Rapid response to epidemics
Strengthens PHC systems globally
| Programme area | Activities |
|---|---|
| Disease control | Surveillance, prevention, control |
| Health promotion | Lifestyle modification, awareness |
| MCH | Maternal and child health programmes |
| Nutrition | Address malnutrition |
| Environmental health | Pollution control, water safety |
| Emergency response | Disaster and outbreak management |
| Function | Role |
|---|---|
| Technical support | Guidance and expertise |
| Capacity building | Training and education |
| Resource mobilization | Financial and material support |
| Monitoring | Data collection and analysis |
| Role | Description |
|---|---|
| Technical role | Provide expertise and support |
| Normative role | Set standards and guidelines |
Global health issue
↓
WHO develops guidelines
↓
Countries adapt and implement
↓
Monitoring and feedback
Disease control
Health promotion
MCH
Nutrition
Environmental health
Emergency response
Deals with cross-border health issues
Requires global cooperation
Important areas:
Communicable diseases
Nutrition
MCH
Environmental health
Established in 1948
Objective: Health for all
Structure:
WHA
Executive Board
Secretariat
Disease control
Health promotion
Emergency response
Standard setting
Focuses on global health problems requiring cooperation between countries.
Important due to globalization and disease spread.
Main international health agency.
Provides leadership, standards, and technical support.
Includes disease control, health promotion, and emergency response.
Supports countries in improving health systems and outcomes.
Focus: Child health, survival, development, and protection
Works in:
Immunization
Nutrition
Education
Water and sanitation
Emergency child support
Focus: Reproductive health and population issues
Key areas:
Family planning
Maternal health
Adolescent health
Population data and policy
Focus: Financial and technical support for health and development
Provides:
Loans and grants
Health system strengthening
Poverty reduction programmes
Focus: Food security and nutrition
Works in:
Agriculture development
Food safety
Nutrition improvement
Focus: Occupational health and labour welfare
Key roles:
Workplace safety
Prevention of occupational diseases
Labour standards
Focus: Education, science, and culture
Health-related roles:
Health education
Research promotion
Awareness programmes
Focus: Human development and poverty reduction
Supports:
Health system strengthening
Sustainable development
Capacity building
Focus: Humanitarian assistance and emergency relief
Activities:
Disaster response
Emergency medical care
Blood services
Refugee support
GAVI (Global Alliance for Vaccines and Immunization)
UNAIDS (Joint United Nations Programme on HIV/AIDS)
World Food Programme (WFP)
International Atomic Energy Agency (IAEA – radiation safety)
Provide:
Technical assistance
Financial support
Policy guidance
Work with:
Governments
NGOs
Address:
Global health problems
Development issues
Support national programmes
Provide expertise and training
Assist in:
Programme implementation
Monitoring and evaluation
Immunization
Nutrition
Growth monitoring
Food security
Micronutrient supplementation
Health education
Literacy improvement
Family planning
Reproductive health
Occupational safety
Worker welfare
Financial and technical support
Disaster response
Refugee care
Agricultural development
Nutrition programmes
| Agency | Main focus | Key functions |
|---|---|---|
| WHO | Global health leadership | Policy, standards, disease control |
| UNICEF | Child health | Immunization, nutrition, education |
| UNFPA | Population health | Family planning, maternal health |
| World Bank | Development finance | Funding health programmes |
| FAO | Food security | Nutrition, agriculture |
| ILO | Labour health | Occupational safety |
| UNESCO | Education | Health education, research |
| UNDP | Development | Capacity building, poverty reduction |
| Red Cross | Humanitarian aid | Emergency relief, disaster response |
| Agency | Focus | Key role |
|---|---|---|
| UNICEF | Children | Child survival and development |
| WHO | Global health | Policy, standards, disease control |
| World Bank | Finance | Funding and health system support |
| UNFPA | Population | Reproductive and maternal health |
| Agency | Area |
|---|---|
| WHO | Health |
| UNICEF | Child welfare |
| FAO | Food and nutrition |
| ILO | Labour health |
| UNESCO | Education and research |
| UNFPA | Population |
International agencies
↓
Health / Nutrition / Education / Population / Labour / Development
↓
Support to countries
↓
Improved health outcomes
Health sector
Nutrition sector
Education sector
Economic sector
Environmental sector
→ All contribute to overall health improvement
Established in 1946
Initially for post-war child relief
Now works globally for child development
Ensure:
Child survival
Growth and development
Protection of child rights
Reduce:
Child mortality
Malnutrition
Promote:
Education
Safe environment
Child health
Nutrition
Immunization
Education
Water and sanitation
Emergency support
Supports:
National health programmes
Immunization campaigns
Nutrition programmes
Focus on:
Early childhood development
Reducing child mortality
Focus on:
Under-five children
Adolescents
Mothers
Antenatal care support
Safe delivery practices
Postnatal care
Child health services
Promotes:
Breastfeeding
Complementary feeding
Supports:
Immunization programmes
Micronutrient supplementation
Immunization
ORT for diarrhea
Nutrition support
Infection control
Growth monitoring
Early childhood stimulation
Developmental support
Supports universal immunization programmes
Provides:
Vaccines
Logistics support
Encourages:
Exclusive breastfeeding for 6 months
Promotes:
Continued breastfeeding
Promotes use of:
Oral rehydration solution (ORS)
Reduces mortality due to diarrhea
Addresses:
Protein-energy malnutrition
Micronutrient deficiencies
Promotes:
Primary education
Girl child education
Ensures:
Safe drinking water
Proper sanitation
Prevents:
Water-borne diseases
Provides:
Food
Shelter
Medical care
Focus on:
Children in disasters and conflict
| Objective | Activities |
|---|---|
| Child survival | Immunization, ORT, nutrition |
| Growth and development | Growth monitoring, early stimulation |
| Nutrition | Breastfeeding, supplementation |
| Education | Primary education, awareness |
| Water and sanitation | Safe water, hygiene |
| Emergency support | Relief for affected children |
| Area | Activities |
|---|---|
| Immunization | Vaccine support and logistics |
| Nutrition | Breastfeeding, supplementation |
| Diarrhea control | ORS promotion |
| MCH | Maternal and child care support |
| WASH | Water, sanitation, hygiene |
Child health problems
↓
UNICEF support (immunization, nutrition, ORS, education)
↓
Improved child survival and development
Immunization
ORT
Breastfeeding
Nutrition
Infection control
Multiple agencies work together in global health.
Each has specialized roles:
WHO → policy
UNICEF → child health
World Bank → funding
UNFPA → population health
Established in 1946
Focus: child survival and development
Key interventions:
Immunization
ORS
Breastfeeding
Nutrition
WASH
Provide technical, financial, and humanitarian support.
Work in coordination with countries to improve health.
Focuses on child health, nutrition, education, and survival.
Plays a major role in reducing child mortality and improving development.
Prevent international spread of diseases
Ensure global health security
Provide standardized guidelines for countries
Enable early detection and response
Mandatory reporting of:
Outbreaks
Unusual health events
Done through:
National focal points
International agencies (e.g., WHO)
Public Health Emergency of International Concern (PHEIC):
Serious event
Risk of international spread
Requires coordinated global response
Continuous monitoring of diseases worldwide
Includes:
Detection
Reporting
Verification
Response
Prevents:
Spread of infectious diseases
Enables:
Timely response
International coordination
Early detection
Rapid response
Travel restrictions if needed
Quarantine measures
Countries share:
Data
Resources
International agencies provide:
Technical support
Guidance
Continuous collection and analysis of health data
Helps in:
Early detection
Monitoring trends
Identification of outbreaks at earliest stage
Reduces spread and severity
Reporting to national and international authorities
Isolation
Treatment
Vaccination
Public health interventions
Screening at:
Airports
Seaports
Health declarations
Vaccination requirements
Restriction of movement of exposed individuals
Prevents disease spread
Declared for:
Major global threats
Requires:
International coordination
Urgent action
| Aim | Description |
|---|---|
| Prevent spread | Control international disease transmission |
| Early detection | Identify outbreaks quickly |
| Notification | Timely reporting to global authorities |
| Response | Rapid control measures |
| Coordination | Global cooperation |
| Component | Function |
|---|---|
| Surveillance | Data collection and analysis |
| Detection | Early identification of cases |
| Notification | Reporting to authorities |
| Verification | Confirming outbreaks |
| Response | Control measures |
| Measure | Purpose |
|---|---|
| Screening | Identify infected travelers |
| Quarantine | Restrict movement |
| Isolation | Separate infected individuals |
| Vaccination | Prevent disease |
| Travel restrictions | Limit spread |
Detection of case/outbreak
↓
Notification to authorities
↓
International reporting
↓
Coordinated response
↓
Control and prevention
Surveillance → Detection → Reporting → Response → Feedback → Improved surveillance
Compare health status across countries
Monitor global trends
Evaluate programmes
Use of uniform definitions and methods
Ensures:
Accuracy
Reliability
Enables comparison between:
Countries
Regions
Time periods
Identify health priorities
Allocate resources
Monitor progress
Data collected through:
Surveys
Surveillance systems
Registries
Standard systems for disease classification
Example:
ICD (International Classification of Diseases)
Track progress towards:
SDGs
Global health goals
Crude death rate
Infant mortality rate
Maternal mortality ratio
Incidence rate
Prevalence rate
IMR
U5MR
MMR
Average expected lifespan
Measured using:
DALYs (Disability Adjusted Life Years)
ICD system ensures uniform reporting
Assess effectiveness
Identify gaps
| Indicator type | Examples |
|---|---|
| Mortality | CDR, IMR, MMR |
| Morbidity | Incidence, prevalence |
| MCH | IMR, U5MR |
| Life expectancy | Average lifespan |
| Disease burden | DALYs |
| Use | Purpose |
|---|---|
| Comparison | Between countries |
| Monitoring | Trends over time |
| Planning | Resource allocation |
| Evaluation | Programme effectiveness |
| Indicator | Importance |
|---|---|
| IMR | Child health status |
| MMR | Maternal health |
| Life expectancy | Overall health |
| DALYs | Disease burden |
| Incidence rate | Disease occurrence |
Data collection
↓
Standardization
↓
Comparison
↓
Policy and action
Sharing of:
Knowledge
Expertise
Includes:
Guidelines
Training
Funding from:
International agencies
Donor organizations
Supports:
Health programmes
Infrastructure
Strengthening:
Health systems
Workforce
Includes:
Training
Skill development
Rapid support during:
Disasters
Epidemics
Includes:
Medical supplies
Personnel
Joint research projects
Data sharing
Innovation in health
Through:
Agreements
Partnerships
Share:
Data
Resources
Provide:
Funds
Technical expertise
Support implementation of programmes
Improved health outcomes
Efficient resource use
Faster response to emergencies
Global initiatives:
Polio eradication
Measles control
Smallpox eradication
Polio eradication efforts
Food programmes
Micronutrient supplementation
Emergency relief
Rehabilitation support
Training health workers
Strengthening systems
Skill development programmes
Global disease monitoring
| Type | Description |
|---|---|
| Technical | Expertise and guidance |
| Financial | Funding and resources |
| Emergency | Rapid response support |
| Research | Collaboration in studies |
| Type | Features |
|---|---|
| Technical | Guidelines, training |
| Financial | Funding support |
| Emergency | Immediate relief |
| Programme | Activity |
|---|---|
| Polio eradication | Vaccination campaigns |
| HIV control | Global initiatives |
| Nutrition programmes | Supplementation |
| Disaster relief | Emergency response |
International agency support
↓
National planning
↓
Programme implementation
↓
Monitoring and evaluation
International agencies
Governments
NGOs
Community
→ Collaborative approach
Health is central to development
Linked with:
Poverty
Education
Environment
SDG 3: Good health and well-being
Also linked with:
SDG 1 (poverty)
SDG 2 (nutrition)
SDG 4 (education)
SDG 5 (gender equality)
SDG 6 (water and sanitation)
Health depends on multiple sectors:
Education
Nutrition
Environment
Economy
Better development → better health
Poor health → reduced productivity
Reduce:
Maternal mortality
Child mortality
Disease burden
Improve:
Universal health coverage
Social
Economic
Environmental factors
Leads to poor health outcomes
Essential for growth and development
Improves health awareness
Gender equality improves health access
Prevents diseases
Safe pregnancy and childbirth
Survival and development
TB, HIV, malaria control
Prevention and control
Access to essential health services
| SDG | Relevance to health |
|---|---|
| SDG 3 | Good health and well-being |
| SDG 1 | Poverty reduction |
| SDG 2 | Nutrition |
| SDG 4 | Education |
| SDG 5 | Gender equality |
| SDG 6 | Water and sanitation |
| Factor | Health impact |
|---|---|
| Poverty | Poor health outcomes |
| Education | Better health awareness |
| Nutrition | Improved growth |
| Environment | Reduced disease |
| Gender equality | Improved access to care |
| Area | Target |
|---|---|
| Maternal health | Reduce MMR |
| Child health | Reduce IMR/U5MR |
| Infectious diseases | Control TB, HIV |
| NCDs | Reduce morbidity |
| UHC | Universal access |
Social determinants (poverty, education, environment)
↓
Health outcomes
↓
Achievement of development goals
Social factors → Health → Development
Interconnected system
Ensures:
Early detection
Notification
Global response
Important concept: PHEIC
Standardization ensures comparability
Indicators:
IMR, MMR, DALYs
Includes:
Technical
Financial
Emergency support
SDG 3 is main health goal
Health linked with multiple sectors
Focus on preventing international spread of disease.
Includes detection, notification, and coordinated response.
Used for comparison, planning, and evaluation globally.
Countries collaborate through technical, financial, and emergency support.
Health is central to development.
Achieved through intersectoral approach and global collaboration.
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