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Improved primary care system in Costa Rica linked with reduction in death rate
In areas where Costa Rica opened primary care health centers offering improved and expanded care, the mortality rate fell by 13% over a nine-year period, according to a new study.
![](https://www.hsph.harvard.edu/news/wp-content/uploads/sites/21/2023/12/Stethoscope_1200x800.jpg)
Maternal and child health research program in Ethiopia makes strides
The HaSET Maternal and Child Health Research Program recently celebrated a series of milestones towards improving health in Ethiopia and beyond.
![](https://www.hsph.harvard.edu/news/wp-content/uploads/sites/21/2023/12/Panel-Discussion-scaled.jpg)
Tackling malaria in Brazil
Since the start of her career, Marcia Castro has sought to use her research to inform policy change.
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Brazilian favelas NGO shares strategies for social entrepreneurship, pandemic response
To fill gaps in the Brazilian government’s COVID-19 response, the organization G10 Favelas implemented emergency actions to support residents, including mobilizing a cadre of volunteer “street presidents” to provide health and nutrition assistance.
![](https://www.hsph.harvard.edu/news/wp-content/uploads/sites/21/2023/11/Favelas-Castro.jpg)
Takemi Program celebrates 40 years with symposium on digital health
More than 90 current and former fellows from the Takemi Program in International Health converged at Harvard T.H. Chan School of Public Health in October for a two-day celebration marking the program’s 40th anniversary.
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Building a hub for data science in Africa
Advances in data science have the potential to improve health and well-being for people in Africa, but this promise has been limited by a shortage of local data scientists.
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Botswana lab known for identifying Omicron variant receives new recognition
When the lab of the Botswana Harvard AIDS Institute Partnership produced the first genetic sequence of the Omicron variant of the coronavirus in fall 2021, the world took notice. More recognition came last month when the lab was…
![](https://www.hsph.harvard.edu/news/wp-content/uploads/sites/21/2023/09/WHO-visit_BHP_Botswana_1200x800.jpg)
Early childhood development training program helps Brazilian leaders create action plans
A diverse group of 42 leaders from across Brazil came together at Harvard this summer to learn about the latest science in early childhood development and to create plans for interventions they can implement locally.
![](https://www.hsph.harvard.edu/news/wp-content/uploads/sites/21/2023/09/Brazil-ECD-group-1200x800-1.jpg)
Preserving biodiversity for planetary, human health
Liz Willetts, visiting scholar and planetary health policy director in Harvard Chan School's Department of Environmental Health, explains the importance of nations aligning their biodiversity policies to optimize outcomes for both biodiversity and health.
![](https://www.hsph.harvard.edu/news/wp-content/uploads/sites/21/2023/08/Big-3_Liz-Willetts_1200x900.png)
New treatment for children with HIV shows promise
Roger Shapiro, professor of immunology and infectious diseases, discusses his recent study of a new treatment option for children living with HIV.
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