PUBHLTH 200 Health Behavior
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Title: Health Behavior: Half the Problem?
Presented by: Emily J. Youatt, MPH, PhD
Institution: School of Public Health, University of Michigan
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Where We’ve Been So Far
Data and Biostatistics: Importance of data in public health studies.
Epidemiology: The study of how diseases affect the health and illness of populations.
Core Science of Public Health: Foundations and principles that guide public health practices.
What is Public Health?: Focus on population health, health inequities, and inequalities.
Role of Government: Government's responsibility in health and public health matters.
Basic Facts and Concepts: Understanding infectious and chronic diseases.
Course Introduction + Overview: Overview of public health topics covered in the course.
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Current Focus
Social and Behavioral Determinants of Health: Factors that influence health behaviors.
Health Behavior Topics: Includes tobacco use, diet, nutrition, physical activity, and obesity.
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Looking Toward the Future
Mental Health: Importance of mental health in public health.
Injuries: Strategies to prevent injuries.
Environment and Health: The interplay between environmental factors and health outcomes.
The U.S. Healthcare System: Examination of healthcare challenges and solutions.
The Affordable Care Act (ACA): Impact of ACA on public health initiatives.
Aging and Public Health: Addressing health concerns of an aging population.
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Feedback on Writing Assignment #1
Student Reflections:
Three policies discussed:
36%: Calorie counts on menus
33%: Condom distribution in Chicago
31%: Tobacco policies in Massachusetts
Usefulness of the Paper: Reflected on issues like levels of government role, public health issues, stakeholder perspectives, and importance of public health policy.
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Student Pride in Writing Assignment #1
Students were most proud of:
Finding journals and evidence
Completeness and timely submission
Depth of research analysis
Areas of improvement acknowledged:
Finding and using scholarly sources
Improvement in analytic/scientific writing
Mastery of APA citations and conciseness.
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Improvements for Future Assignments
Students aim to improve in:
Time management
Research efficiency
Flow of writing
Analytical depth
Suggestions for future assignments: Need for sample papers with correct APA citations.
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Reiteration of the lecture title and presenter information.
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Outline of the Lecture
Importance of health behavior.
Reasons for engaging in unhealthy behaviors.
Ecological model of health behavior.
Major health behavior risks.
Strategies for addressing health behavior.
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Part 1: Importance of Health Behavior
Emphasis on the relevance of health behavior in public health discussions.
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Premature Deaths and Health Behavior
Statistics: Half of all premature deaths are linked to health behaviors.
Sources: Bipartisan policy and J. Michael McGinnis (2013).
Risk factors for premature death categorized: 50%, 20%, 20%, and 10% based on different influences.
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Health Expenditures and Health Behaviors
Only 4% of health expenditures target health behaviors.
Impact distribution showing disparity in funding vs. actual risks for premature death.
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Part 2: Reasons for Unhealthy Behaviors
Factors influencing unhealthy behaviors include:
Lack of knowledge
Psychological environment
Risk perception and peer pressure
Physical environment
Economic influences and addiction.
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Additional Reasons for Unhealthy Behaviors
Community norms and immediate benefits vs. deferred costs can influence decisions.
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The Elephant in the Room
Discussion regarding unaddressed issues in health behavior.
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Part 3: Ecological Model
Overview of five levels of influence:
Intrapersonal: Factors such as biological, financial knowledge, skills, etc.
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Ecological Model: Interpersonal Level
Influence from role models, peer pressure, and social support.
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Ecological Model: Institutional/Organizational Level
Impact of institutions like schools and workplaces on health behavior.
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Ecological Model: Community Level
Relationships and initiatives within communities shaping health behavior.
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Ecological Model: Societal/Public Policy Level
Influence of media, laws, and social norms on health behaviors.
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Summary of Ecological Model
Individuals operate within larger social systems that affect health outcomes.
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Major Health Behavior Risks
Identified major risks: tobacco use, poor diet, and lack of exercise.
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Statistics on Major Health Risks
Tobacco use leading to significant early deaths:
15% of preventable deaths.
480,000 deaths annually.
Economic costs totaling $3 billion.
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Physical Activity as a Health Benefit
Quote from Dr. Frieden, CDC: "Physical activity is the closest thing we have to a wonder drug."
Benefits related to multiple health aspects: cardiovascular, neurological, cancer risk reduced, etc.
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Alcohol-Related Deaths
Causes include liver disease, stroke, and accidents related to alcohol use.
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Health Impact of Alcohol Use
U-shaped relationship with heart disease rates according to consumption levels.
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Alcohol Consumption Statistics
Current data on usage patterns among different age groups and moderation.
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Alcohol Use Among Young Adults
High rates of abuse and its significance concerning public health.
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Student Injuries Linked to Alcohol Use
Statistics relating to assaults and deaths among college students due to alcohol-related incidents.
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Policy Reflections on Prohibition
Issues surrounding historical prohibition and current health outcomes.
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Successes in Public Health
Case study: decline in motor vehicle injury rates due to targeted safety efforts.
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Public Health Failures
Increasing rates of firearm deaths and the need for improved engagement.
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Health Behavior and Public Health
Summary on how health behaviors significantly influence broader public health efforts.
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Strategies for Behavior Change
Strategies include education, incentives, and laws/policies to promote healthier choices.