Clearing Pollution Helps Clear the Fog of Aging — And May Cut the Risk of Dementia
Two studies published this year provide evidence that older adults’ cognitive health may benefit if air quality is improved.
The independent source for health policy research, polling, and news.
141-160 of 228 results
Two studies published this year provide evidence that older adults’ cognitive health may benefit if air quality is improved.
Doctors and health officials say more children in the state are growing up with wildfire, which can cause stress, depression, anxiety, and other lasting trauma. Experts say there are ways to help kids stay calm.
KHN and California Healthline staff made the rounds on national and local media this week to discuss their stories. Here’s a collection of their appearances.
The National Weather Service is now gauging heat risk in a way that better suits Colorado as summers in the Centennial State get hotter and longer.
Rising sea levels and severe hurricanes are displacing Indigenous people in Southern Louisiana and harming health. Episode 11 explores the United Houma Nation’s push for federal tribal recognition and the climate-change help that could come with it.
Congress is leaving for its annual summer break having accomplished far more than many expected, including, barring unforeseen snags, a bill to address the cost of prescription drugs for Medicare beneficiaries and extend the enhanced subsidies for insurance premiums under the Affordable Care Act. Meanwhile, the abortion issue continues to roil the nation as Indiana becomes the first state to ban the procedure in almost all cases since the Supreme Court overruled the constitutional right to abortion in June. Alice Miranda Ollstein of Politico, Sarah Karlin-Smith of the Pink Sheet, and Rachel Cohrs of Stat join KHN’s Julie Rovner to discuss these issues and more.
Experts say the EPA’s recent declaration that some PFAS chemicals are unsafe at detectable levels in drinking water signals acceleration in efforts to curb exposure to compounds found in nearly every American’s blood.
Public health experts say heat waves pose health risks for children, whose bodies may not be as effective at cooling and who rely on caretakers to prevent and notice the signs of heat-related illness.
Sixteen children and young adults are suing the state over energy policies they say are hurting their health and environment. The flooding that closed Yellowstone National Park may show they have a point.
Some health experts said measures underway by state and federal officials won’t lower ozone pollution to safe levels across nine counties of Colorado’s Front Range.
Los Angeles taps Marta Segura, director of the city’s climate emergency mobilization office, as its first heat officer. Segura, the first Hispanic person to hold such a position in the country, will work across city departments on an early warning system while developing cooling strategies.
The homeless tragedy in Portland, Oregon, now spills well beyond the downtown core, creating a crisis of conscience for a fiercely liberal city that has generously invested in homeless support services.
An article in the New England Journal of Medicine takes a sweeping look at how heat — which can be a byproduct of air pollution and climate change — adversely affects people’s health, especially that of kids.
Researchers say the billions in pandemic funding available for ventilation upgrades in U.S. schools provides a once-in-a-generation opportunity to combat covid-19, as well as making air more breathable for students living with allergies, asthma, and chronic wildfire smoke.
Residents of a Butte neighborhood are concerned about the dust from a nearby open-pit mine that can coat their homes and vehicles. In a city where past mining left a legacy of soil and water pollution, is the air unsafe, too?
Stemming gun violence is back on the legislative agenda following three mass shootings in less than a month, but it’s hard to predict success when so many previous efforts have failed. Meanwhile, lawmakers must soon decide if they will extend current premium subsidies for those buying health insurance under the Affordable Care Act, and the Biden administration acts, belatedly, on Medicare premiums. Margot Sanger-Katz of the New York Times, Sandhya Raman of CQ Roll Call, and Rachel Cohrs of Stat News join KHN’s Julie Rovner to discuss these issues and more. Also this week, Rovner interviews KHN’s Michelle Andrews, who reported and wrote the latest KHN-NPR “Bill of the Month” episode about a too-common problem: denial of no-cost preventive care for a colonoscopy under the Affordable Care Act.
Tulare County officials hope the region will soon be a testing ground for a new generation of technology in a centuries-old war: Human vs. Mosquito.
Over decades, federal and state policies have left many tribal communities without access to clean, running water. This episode explores what separates some Diné and other Native people in the western United States from this critical resource.
Colorado recently recorded the most West Nile virus deaths and cases of neuroinvasive infections in nearly two decades. Scientists warn that climate change will make conditions ripe for more West Nile transmission.
KHN and California Healthline staff made the rounds on national and local media this week to discuss their stories. Here’s a collection of their appearances.
© 2026 KFF