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People who receive the live-attenuated shingles vaccine may have a lower likelihood of being diagnosed with dementia compared with those who do not get the shot, researchers report April 2 in Nature.

The findings stem from a Welsh vaccination program. The researchers explored how vaccination against shingles — an illness that develops when the virus causing chicken pox reactivates later in life — might influence dementia risk, finding a more prominent effect in women than…

A community-led partnership in Colorado designed to negotiate health care prices lowered health care premiums in 2020 and 2021, we find in our new paper in the Journal of Risk and Insurance. The nonprofit organization is called the Peak Health Alliance.

As health care premiums continue to rise nationwide, many employers have formed so-called purchasing alliances in hopes of collectively reducing health care costs for their employees. Despite their popularity, to date there has been…

Since the mid-2000s, the Medicare system has dramatically transformed. Enrollment in Medicare Advantage – the private alternative to the traditional Medicare program administered by the government – has more than quadrupled. It now accounts for the majority of Medicare enrollment.

Employers, including state government agencies, are helping drive this growth in Medicare Advantage sign-ups. The increase in people on Medicare Advantage plans burdens taxpayers and means more patients

The job of director of the Centers for Disease Control and Prevention carries immense responsibility for shaping health policies, responding to crises and maintaining trust in public health institutions.

Since the Trump administration took office in January 2025, the position has been held on an interim basis by Susan Monarez, whom Trump has now nominated to take the job permanently after his first nominee, former Florida Congressman David Weldon, was withdrawn, in part over his…

You’ve likely heard about vitamin D’s important role in maintaining strong bones and teeth. But it also plays several other important roles to keep your body healthy – including the function of your gut.

As part of our research on how a dietary fiber supplement affects bone mass in children and adolescents, the MetA-Bone Trial, we are also studying gut health.

For this study, we recruited 213 children and adolescents from South Florida, primarily Hispanics, though some were…