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AI can be a transformative health tool. It can also cause real harm.

AI can be a transformative health tool. It can also cause real harm.

As AI systems grow more capable, many experts are wondering whether the risks outweigh the benefits. Some of those risks are distant, but catastrophic. Others are happening right now at a smaller scale.

Dr. Jay K. Varma
Dr. Jay K. Varma
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Why Americans are living longer: It’s not protein and pricey scans.

Why Americans are living longer: It’s not protein and pricey scans.

The biggest gains have come from improvements in water, sanitation, and hygiene, followed by medical interventions, such as vaccines and antibiotics.

Dr. Jay K. Varma
Dr. Jay K. Varma
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Why I’m optimistic about the future of U.S. public health

Why I’m optimistic about the future of U.S. public health

This is a time of great upheaval, but it’s also an opportunity for improvement. We’ve got to try.

Dr. Jay K. Varma
Dr. Jay K. Varma
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Q&A: An HIV doctor who refused to censor data at the CDC

Q&A: An HIV doctor who refused to censor data at the CDC

John Weiser resigned from the Centers for Disease Control and Prevention after deciding not to remove data on transgender people.

Amy Maxmen
Amy Maxmen
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Measles approaches 2,000 cases in U.S. as scientists study links between outbreaks

Measles approaches 2,000 cases in U.S. as scientists study links between outbreaks

Scientists are conducting genetic analyses to see if the measles outbreak that started in Texas is still spreading from state to state. It’s a contentious question, because the findings may determine whether America loses its measles-free status.

Amy Maxmen
Amy Maxmen
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Liver cancer has disappeared in children. Thank the hep B vaccine.

Liver cancer has disappeared in children. Thank the hep B vaccine.

A CDC advisory committee is considering limiting access to the hepatitis B vaccine, which has been recommended for newborns since 1991.

Kelly Johnson
Kelly Johnson
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A severely sick patient in Washington has a new kind of bird flu

A severely sick patient in Washington has a new kind of bird flu

This is the first known human case of bird flu since February, but mild cases may have gone undetected because testing ground to a halt throughout much of the year.

Amy Maxmen
Amy Maxmen
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How does a country lose its measles-free status? A Q&A with global public health official Daniel Salas

How does a country lose its measles-free status? A Q&A with global public health official Daniel Salas

Canada lost its measles-free status this week, and the U.S. may be next. Daniel Salas explains the art and science of making that determination.

Amy Maxmen
Amy Maxmen
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How the White House is undercutting public health

How the White House is undercutting public health

Through shrouded bureaucratic maneuvers, White House budget director Russell Vought and DOGE have quietly undercut outbreak responses, HIV treatment, and dementia care in communities across America.

Amy Maxmen
Amy Maxmen
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Why Florida is slated to see a rise in measles

Why Florida is slated to see a rise in measles

Florida Surgeon General Joseph Ladapo ends school vaccine requirements, and the World Health Organization may revoke Canada’s measles-free status.

Amy Maxmen
Amy Maxmen
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Another measles outbreak crosses the 100-case mark

Another measles outbreak crosses the 100-case mark

Officially, the United States eliminated measles in 2000. But large outbreaks are increasingly frequent as childhood vaccination rates fall.

Amy Maxmen
Amy Maxmen
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‘Like the Squid Games’: CDC researchers reel from another round of firings

‘Like the Squid Games’: CDC researchers reel from another round of firings

The Trump administration has laid off hundreds of CDC officials, this time under the auspices of the government shutdown.

Amy Maxmen
Amy Maxmen