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100

Introduction of bivalent vaccine to address multiple circulating strains

Polio

100

Legal settlement restricts industry marketing and requires major payments

Master Settlement Agreement

100

Chicken coops and gardens fail due to lack of infrastructure and resources

Chiapas

100

Peer amplification increases harm through digital platforms

Cyberbullying

200

Large-scale media campaign targets youth identity and behavior

LoveLife

200

Expansion of insurance eligibility through phased rollout

California
200

Long-term investments in literacy and land reform improve population health

Kerala

200

Athletic culture emphasizes weight and performance pressures

Disordered Eating on College Campus

300

Massive vaccination campaigns reduce mortality but gains are difficult to sustain

Measles

300

EMS response times vary significantly across regions

Suffolk County

300

Cost-effectiveness analysis used to determine whether to scale screening programs

School Screenings

300

Community health worker (ASHA) plays a critical role in increasing antenatal visits and promoting institutional delivery

Uttar Pradesh

400

Students and schools struggle to define responsibility for harmful online behavior across platforms

Cyberbullying

400

National tax implemented on sugar-sweetened beverages

Mexico- Obesity

400

Separation between athletics departments and health services limits coordinated response to athlete health concerns

Disordered Eating- Athletes in College Campuses

400

Vaccination efforts focus on containing outbreaks around identified cases rather than attempting to vaccinate entire populations

Smallpox

500

Patients face long travel distances and unreliable transportation when referred to higher-level care, often having to seek care from a Medical Student in their local area as a result.

Chiapas

500

Public health messaging focuses on identity, aspiration, and lifestyle rather than directly instructing behavior change

LoveLife

500

A shift toward prioritizing primary care and prevention over hospital-based services improves long-term outcomes

Kerala

500

Patients experience delays in reaching advanced cardiac care due to inconsistent routing protocols and variation in hospital capabilities across the region

Suffolk County

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