Florida is poised to become the second state to ban the long-standing practice of adding fluoride to public water systems.

The spread of whooping cough has been increasing since the early 2000s. But in 2025, there have been more than 8,000 cases of pertussis, more than twice as 2024.

One in 31 children in the U.S. is diagnosed with autism spectrum disorder by their eighth birthday, the Centers for Disease Control and Prevention reported Tuesday.