Just How Harmful Is Vaping? More Evidence Is Emerging.

A new study that found high levels of heavy metals in popular nicotine vapes adds to concerns about the products.

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Study Suggests Weight-Loss Pill is as Effective as Ozempic

The drugs in development include a pill that a new trial suggests is about as effective as Ozempic.

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What RFK Jr.’s ACIP Shakeup Could Mean for Vaccines

Robert F. Kennedy Jr.’s overhaul of an influential committee, including the appointment of new members, has created concern about vaccine access.

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What Makes a Food Ultraprocessed? The FDA Is About to Weigh In.

The agency is crafting a definition that could shape food policy nationwide.

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Who is Calley Means, Kennedy’s Health Adviser?

Calley Means, a health care entrepreneur, coordinated a presidential commission report on chronic diseases in children.

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Wegovy Can Treat a Dangerous Liver Disease, Study Finds

A large trial showed that the weight-loss drug could reduce liver inflammation and scarring caused by the common condition.

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They Caught the Flu, and Never Came Home

The virus leads to an estimated 36,000 deaths in the United States each season — many of them so sudden that families are left reeling.

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As Measles Spreads, Some Doctors See the Virus for the First Time

Providers are getting a crash course in how to recognize and treat an infection as the virus tears through Texas and New Mexico.

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