What is a pandemic level 6?

Pandemic level 6 is the highest classification in the World Health Organization's (WHO) pandemic alert system, indicating a global spread of a disease. At this level, the disease is widespread across multiple countries and continents, affecting a large number of people. It signifies that the outbreak has transitioned from localized transmission to a sustained human-to-human spread worldwide. This classification prompts countries and organizations to implement extensive public health measures to mitigate the impact of the pandemic.