Epidemiological Alert: Increase in cases and deaths from chikungunya in the Region of the Americas

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In 2022, the Region of the Americas registered an increase in the number of cases and deaths from chikungunya above the numbers reported in previous years. Moreover, in the current season, an expansion of the disease occurrence has been observed beyond the historical areas of transmission reported since 2014.
This trend has continued during the first weeks of 2023, in which this increase in cases and deaths has become even more evident representing an unusual behavior. Given this situation, the Pan American Health Organization / World Health Organization (PAHO/WHO) reiterates that Member States intensify actions to prepare health care services, including the diagnosis and proper management of cases; and to strengthen prevention and vector control measures to reduce the impact of this and other arboviral diseases.