Key Takeaways The U.S. Food and Drug Administration gave full approval to Moderna’s COVID shot for kids ages 6 months to 11 ...

Measles cases have surpassed a recent 2019 record to reach the highest level since 1992, with at least 1,289 cases reported ...

The virus was wiped out in the United States quarter a century ago, so why is it killing children again in 2025?

What if that long-abandoned theory that “bad air” makes us sick wasn’t entirely wrong? Secretary Kennedy’s crusade against ...