Hong Kong's Centre for Health Protection reported on August 14 that it recorded one imported dengue case between August 7 and the previous day, August 13. The patient had travelled to Malaysia during the incubation period. The city has recorded 28 dengue cases so far this year, comprising 26 imported and two local cases. Authorities recorded 59 dengue cases in 2025, all imported, and 161 in 2024, including 156 imported and five local cases.

No new chikungunya cases were recorded in the same week. Hong Kong has recorded two confirmed chikungunya cases this year, both imported. Last year the city recorded 82 confirmed cases, of which 11 were local and the rest imported. Globally, the World Health Organization reported 502,264 chikungunya cases and 186 related deaths in 41 countries or territories last year.

On dengue, the WHO recorded over five million cases and over 4,000 related deaths in more than 90 countries in 2025. From January to June 2026, around 1.6 million cases and over 700 deaths were reported in 89 countries. Some destinations, including Indonesia, Sri Lanka and Vietnam, each recorded over 70,000 cases this year. The CHP urged the public to prevent mosquito bites and breeding and to check conditions at travel destinations.