The United States faces a significant public health crisis as measles cases continue their alarming upward trajectory, surpassing previous annual records for the first time since the early 1990s. This resurgence stems from declining vaccination rates and increased vaccine hesitancy across communities. Health officials warn that without immediate intervention through widespread immunization campaigns, the outbreak could reach unprecedented levels. The disease, once considered nearly eradicated, poses serious risks including complications such as pneumonia and encephalitis, particularly affecting vulnerable populations including infants and immunocompromised individuals.

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