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Evidence and experts to help you understand today’s public health news—and what it means for tomorrow.

Jan 13, 2025

About this episode:

A new report from the Bloomberg American Health Initiative finds that the U.S. lags behind many other high-income countries in life expectancy. In this report, researchers found that babies born 40 years ago in the U.S. and U.K could expect to live to the same age. Today, however, life expectancy is...


Jan 8, 2025

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Hearing declines for everyone as we get older, no matter what we do. As it declines, it can cause health problems like cognitive decline and brain atrophy, and is directly linked with Alzheimer’s. But there are ways to understand and reduce these impacts including over-the-counter hearing aids and...


Dec 16, 2024

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For decades, regular mammograms to detect breast cancer have been recommended for women ages 50-75. In 2024, the age range dropped to include women 40-49 as well. But what do we really know about mammography as a tool to save lives? Are all scans created equal? What is the risk/benefit analysis to...


Dec 4, 2024

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Ten years ago, Flint, Michigan was in the headlines for its catastrophic water crisis. Now, it’s on the map for a very different public health story: the success of the country’s first unconditional cash program for expecting mothers and babies in their first year of life. The concept is not new,...


Nov 22, 2024

About this episode:

Water fluoridation is considered one of the greatest public health achievements of the 20th Century. Yet for as long as there has been fluoride in the water, some have raised concerns about its safety. In this episode: the history of water fluoridation, its enormous benefits for preventing tooth...