Karen Kaplan

A key Senate committee supported Robert F. Kennedy Jr., President Trump's pick to head the Department of Health and Human Services. The full Senate will vote on his nomination.

Health researchers began sharing warnings on social media several days ago, urging members of the community to make copies of federal data before the information was removed from the CDC website.

Global warming is worsening droughts, making sea levels rise, and fueling deadly storms. Now scientists have a new problem to add to that list: Climate change is helping rat populations thrive in U.S. cities.

In his first day as the 47th U.S. president, Donald Trump took action to reverse many of the Biden administration's efforts to move the country toward a green-energy economy.

Robert F. Kennedy Jr. has big plans for the FDA if he's confirmed as Secretary of Health and Human Services. FDA Commissioner Robert Califf explains why certain changes may not be that easy — or desirable.

The FDA banned the use of red dye No. 3 in foods and medicines sold in the U.S. because it has been shown to cause cancer in rats. The action highlights the limits of a federal law known as the Delaney clause.

Weather organizations from around the world agree that the planet's average global surface temperature in 2024 could well have passed a crucial threshold meant to limit the worst effects of climate change.

The fires in L.A. have caused terrible air quality conditions across the county. Here are ways you can protect yourself, and your children, from the health impacts of wildfire smoke.

U.S. Surgeon General Vivek Murthy wants Americans to know that drinking is a preventable risk factor for cancer, and he issued an advisory that calls for warning labels to be placed on alcoholic beverages.

When, where and how the H5N1 bird flu virus may evolve and its capacity to spark a pandemic is hard to predict — in part, some researchers say, because of federal restrictions on gain-of-function research.