Throughout 2024, pertussis cases have increased across the United States. Preliminary data show that more than six times as many cases have been reported compared to the same time in 2023.
According to the U.S. Centers for Disease Control and Prevention (CDC), the number of pertussis cases (32,176) as of December 14, 2024. Pre-pandemic, about 10,000 cases are typically reported each year.
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