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Migration

The United Nations estimates that more than 270 million people migrate between countries annually. This section considers the ways in which changes in health are a driver of migration—both within and between countries—as well as how migration and the ways in which people who migrate are treated affect human health

Migration

80%

About 80% of nurses and midwives in Nigeria say they would be willing to leave for better job opportunities

The Economics Behind Nigeria's Midwife Exodus

The Economics Behind Nigeria's Midwife Exodus

9 in 10

More than 9 in 10 U.S. measles cases stemmed from international travel from 2020 to 2024

Securing America's Health Through Global Vaccination

Securing America's Health Through Global Vaccination

95%

More than 95% of available genome data comes from Western Europe and North America

Filling the Middle Eastern Gaps in the Human Genome

Filling the Middle Eastern Gaps in the Human Genome

2.3 Times

Native American adults are 2.3 times more likely than non-Hispanic white adults to die from diabetes

Diabetes, Colonialism, and Killers of the Flower Moon

Diabetes, Colonialism, and Killers of the Flower Moon

3.4%

Percent of global population made up of migrants

Percent of global population made up of migrants

Global Health by the Numbers: December 2019

100,000

The United States announced in March 2022 that it will accept up to 100,000 Ukrainian refugees

Ukrainian refugees

Multigenerational Voices from the Wreckage of War-Torn Ukraine

70.8 M

Millions people today have been forcibly displaced

Millions of people today have been forcibly displaced

Global Health by the Numbers: December 2019

15.9 M

Refugees today have lived in exile for 5+ years

Millions of refugees today have lived in exile for 5+ years

Global Health by the Numbers: December 2019

Featured

Parents and students arrive for the first day of school, as teachers and volunteers patrol for the presence of Immigration and Customs Enforcement (ICE), at the Ninety-Third Street Elementary School, in Los Angeles, California, on August 14, 2025.

How Federal Bans to Migrant Health Care Could Affect U.S. Citizens

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The ripple effects extend to early childhood education, addiction recovery services, and mental health programs

Africa's Internal Migration Crisis

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Migrants in several African countries face a new, worrying social discriminatory phenomenon called medical xenophobia

Florence Mushimye poses for a portrait in a classroom where they are taking refuge after being asked to leave Kalenga village by the M23 rebels, in Sake, eastern Democratic Republic of Congo, on March 13, 2025.

Health Care: A Frontline Defense Against Human Trafficking

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Partnerships with the medical community can tap opportunities for intervention and public health data gathering

Health Care: A Frontline Defense Against Human Trafficking

How Anti-Immigration Measures Could Deplete the U.S. Health Workforce

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The role of immigrants in health care has become more critical because of a worsening worker shortage

Deferred Enforced Departure status holder Marie Zar, who works as a nurse’s assistant, gets ready for work, in Brooklyn Center, Minnesota, on March 29, 2019.

U.S. Deportees on Their Return to Guatemala

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Two Guatemalan migrants share their experiences from a returnee center as U.S. deportations rise

U.S. Deportees on Their Return to Guatemala

Pandemic Responses Should Not Rely on Border Closures

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Lessons learned from COVID-19 should inform future public health responses

Pandemic Responses Should Not Rely on Border Closures

The United States Needs More Medical Interpreters

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Equitable access to interpretation services could help improve health outcomes for Chinese migrants

The United States Needs More Medical Interpreters

Global Travel Restrictions: Lessons from COVID-19 to Marburg

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Recent outbreaks have resurfaced conversations about when travel restrictions are appropriate to contain virus spread

Global Travel Restrictions: Lessons from COVID-19 to Marburg

Safety Concerns Plague Humanitarian Aid Work

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Threats that environmental and health conditions pose to humanitarian aid workers are frequently overlooked

Safety Concerns Plague Humanitarian Aid Work

Securing America's Health Through Global Vaccination

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The United States should protect children at home and abroad from dangerous diseases made worse by war

Securing America's Health Through Global Vaccination

U.S. Migration Surge Draws Attention to Mental Health Care

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New York City-based projects adapt mental health services used in low- or middle-income countries to an urban context

U.S. Migration Surge Draws Attention to Mental Health Care

Abortion Access for U.S. Immigrants

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A reproductive epidemiologist explores the barriers and gateways to abortion access for U.S. immigrants

Abortion Access for U.S. Immigrants