Travel Health Service Year 2021

Travel Health News

Current Travel Health News

Take precautions against dengue fever when travelling abroad

Dengue fever is now endemic in more than 100 countries in Africa, the Americas, the Eastern Mediterranean, Southeast Asia and the Western Pacific. This includes various popular tourist destinations for Hong Kong people including the Philippines, Thailand, Indonesia, Malaysia and Singapore.

Travellers planning to travel in these areas should take precautions against the disease. Travellers returning from areas where dengue fever is prevalent should seek medical advice as soon as possible if they feel unwell and provide travel details to their doctors.

For more information on dengue fever, including the latest situation in neighbouring and overseas countries and areas, please visit the Centre for Health Protection’s thematic webpage at

Brazil: Dengue Fever [Update]

24 December 2021

As of 23 December, Brazil reported more than 916,000 cases of Dengue infection and 230 deaths. Among these, 139,400 cases including 58 deaths were reported in São Paulo.
(Source: Outbreak News Today 23 December 2021)


South Africa: Rabies [Update]

24 December 2021

Through 14 December, 23 cases of Rabies infection were reported in South Africa.

(Source: Outbreak News Today 23 December 2021)


Singapore: Dengue Fever [Update]

21 December 2021

As of 20 December, Singapore’s National Environment Agency reported 5,128 cases of Dengue Fever infection.


Brazil: Chikungunya Fever [Update]

21 December 2021

Through November 27 of this year, Brazil reported 127,487 cases of Chikungunya Fever. Compared with same period last year, the number of cases in São Paulo increased by more than 60 times.

(Source: Outbreak News Today 20 December 2021)


Democratic Republic of the Congo: Cholera [Update]

20 December 2021

Since 13 December, 37 cases of Cholera including 1 deaths have been recorded in the South Kivu province, Democratic Republic of the Congo.

(Source: Outbreak News Today 18 December 2021)


Nigeria: Lassa Fever [Update]

20 December 2021

As of 17 December, Nigeria reported 444 cases of Lassa Fever with 83 deaths this year.

(Source: Outbreak News Today 17 December 2021)