Explore our Global Impact

Browse recent news by frontier and drill down into specific topic areas to learn more about the Harvard Chan School’s global impact.

How should we respond to a demographic shift that will change how the world lives, learns, and works? Harvard Chan researchers are digging deep into cellular mechanisms, analyzing statistical patterns across decades of health data, exploring how connection with others is protective, and tracking down other clues to healthier and happier aging.

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We’re better off when we age with resilience

During the earliest days of the pandemic, younger people were told to protect the older adults in their lives from COVID-19 by isolating at home. Concerns about the virus and pandemic restrictions have taken a toll on everyone's…

Aging matters

Sneha Dutta, PhD ’21, wants to understand why individuals age differently and if there’s a way to counter old age’s harmful effects May 18, 2021–As a master’s student studying biology at the Tata Institute of Fundamental Research in…

Better Off: A new podcast from Harvard Chan School

How can we make our families, communities, and our world a little bit better during the COVID-19 crisis, and beyond?  That's the question we're asking on Better Off, a new podcast from Harvard T.H. Chan School of Public…

Op-ed: Want to make the world a healthier place? Vote.

Voting is one of the most potent ways to effect large-scale change in public health, according to Michelle Williams, dean of Harvard T.H. Chan School of Public Health. In an October 16, 2020 op-ed in The Philadelphia Inquirer,…

Gaining insight into women's health

Could an app help scientists better understand menstruation, fertility, and menopause? On the latest episode of This Week in Health, Shruthi Mahalingaiah and JP Onnela talk about the groundbreaking Apple Women’s Health Study. Shruthi Mahalingaiah, an assistant professor of environmental, reproductive, and…

Violence and trauma take many forms. Harvard Chan researchers are using scientific rigor to understand how damage to the body and spirit can be prevented, and develop ways to repair the effects of violence and build resilience in the future.

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The costs of gun violence

Gun violence survivors and their families face increased risk of mental health disorders and substance abuse disorders, according to a new study.

Ukraine’s humanitarian crisis

Russia’s invasion of Ukraine has prompted a massive humanitarian crisis, with mounting military and civilian casualties and more than two million people on the move to escape the violence. In this Big 3 Q&A, Michael VanRooyen, director of…

Making the case for reparations

In the wake of atrocities, violence, and discrimination, reparations can play an important role in improving public health and emotional healing, according to scholars and human rights activists who spoke at a December 10, 2021 virtual event at…

We're better off with Juneteenth

In a special bonus episode, recorded a day before Juneteenth was made a federal holiday, we listen in on a conversation between Opal Lee, an activist and teacher often called the "grandmother of Juneteenth," and Harvard University professors…

Health consequences of discriminatory housing policy

Harvard T.H. Chan School of Public Health professors Mary Bassett and Nancy Krieger discussed the harmful health consequences of redlining—a historic government policy that institutionalized housing discrimination against people of color across America.

Climate change is one of our greatest public health challenges—but also one of our best opportunities for global progress. Harvard Chan researchers are uncovering the human toll of our changing environment and crafting solutions.

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Refocusing ‘home ec’ toward climate solutions

Repurposing high school family and consumer science classes to focus on what families can do at home to lessen climate change could provide students with valuable skills “to save their planet one house and one yard at a…

From fast food to no food, from the obesity epidemic sweeping the globe to social isolation and unhappiness, we’re still plagued by barriers to human thriving. The links between our health and how we feel, interact and live are complex and clouded. But thanks to the work of Harvard Chan researchers the path forward has never seemed clearer.

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Op-ed: How to save abortion rights

A Supreme Court draft opinion that would overturn the federal right to abortion in the U.S. if finalized is “humanitarian malfeasance,” according to Dean Michelle Williams.

A push for safer building materials

Environmental groups are encouraging schools and companies to use non-toxic materials in their construction and renovation projects and to reduce the use of chemicals such as per- and polyfluoroalkyl substances (PFAS).

A call to optimize child health

A new Lancet series focuses on building a holistic global health agenda for improving child and adolescent health and development from before conception to adulthood, and to reduce inequities in access and quality of care.

Humans and pathogens are locked in a bitter arms race—and the pathogens are winning. They are evolving to resist our best medicines, and humanity’s pipeline of effective antibiotic weapons is empty. The next pandemic is a matter of when, not if. Harvard Chan researchers are fighting on many fronts to make sure humanity is ready when the next outbreak inevitably arrives.

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‘Road map’ for a stronger pandemic response

A new road map for living with COVID, produced by some of the most prominent national experts on the disease, emphasizes boosting indoor air quality, helping people with long COVID, and broadening the nation’s focus to other respiratory…