Travel Health Service Year 2025

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.

Detailed information on the latest Dengue fever situation in Hong Kong, as well as neighbouring and overseas countries and areas, can be found at the Centre for Health Protection’s website: https://www.chp.gov.hk/files/pdf/df_imported_cases_and_overseas_figures_eng.pdf

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 https://www.chp.gov.hk/en/features/38847.html

Take precautions against Mpox (also known as monkeypox) when travelling abroad

Mpox (also known as monkeypox) is a zoonotic disease caused by Mpox virus. Often found in tropical forest regions of Central and West Africa. It is mainly transmitted by contact with infected animals, human-to-human transmission is limited. Incubation period is mainly from 6 to 13 days, symptoms are similar with Smallpox infection, but less severe.

Since 6 May 2022, multiple outbreaks wer e reported in Europe and North America countries, and many patient are self-identified as bisexual or men who have sex with men. Travellers planning to travel in these areas should avoid contact with infected person. Travellers returning from these areas shall notify the doctor to seek medical treatment and inform the travel situation if feeling unwell.

For more information on Mpox, including the latest situation in overseas countries or places, please visit the World Health Organization and Hong Kong Centre for Health Protection’s thematic webpages at: https://www.who.int/health-topics/monkeypox#tab=tab_1
https://www.chp.gov.hk/en/features/105683.html

Argentina: Typhoid Fever

2 May 2025

The Epidemiology Department of the Autonomous City of Buenos Aires reported an outbreak of invasive febrile and gastrointestinal symptoms in a cluster of patients treated at different hospitals in the Autonomous City of Buenos Aires. In two cases, the National Reference Laboratory confirmed the isolation of Salmonella enterica enterica serovar Typhi, and in three new cases, the isolates studied were phenogenotypically confirmed as Salmonella Typhi.

(Source: Outbreak News Today 30 April 2025)

Reunion: Chikungunya Fever [Update]

2 May 2025

The chikungunya epidemic remains active throughout La Réunion. In a follow-up on the epidemic, since the beginning of 2025, more than 44,000 confirmed cases of indigenous chikungunya have been reported in Réunion.

(Source: Outbreak News Today 30 April 2025)

USA: Measles [Update]

2 May 2025

The Texas Department of State Health Services today reported 17 more measles cases from the West Texas outbreak, bringing the state's total to 663.

(Source: CIDRAP 30 April 2025)

Mayotte: Chikungunya [Update]

30 April 2025

Mayotte health authorities report 17 indigenous chikungunya cases as of 25 April 2025.

(Source: Outbreak News Today 26 April 2025)

Malawi: Mpox [Update]

30 April 2025

The Malawi Ministry of Health has reported the country's first mpox outbreak. 4 cases have been reported so far.

(Source: Outbreak News Today 26 April 2025)

Ecuador: Yellow Fever

30 April 2025

Ecuador confirms its first case of yellow fever in the province of Zamora Chinchipe.

(Source: Outbreak News Today 29 April 2025)

Argentina: Measles [Update]

30 April 2025

The Buenos Aires National Health Service reports that a total of 22 cases of measles have been confirmed so far.

(Source: Outbreak News Today 29 April 2025)

Belize: Measles

30 April 2025

The Belize Ministry of Health and Wellness reports 7 cases of measles confirmed clinically as of 28 April 2025.

(Source: Outbreak News Today 29 April 2025)

Tonga: Dengue Fever [Update]

30 April 2025

As of 28 April 2025, there are 588 total confirmed cases of dengue fever in Tonga in 2025, including 2 deaths.

(Source: Outbreak News Today 30 April 2025)

Cook Islands: Dengue Fever

30 April 2025

The Cook Islands Ministry of Health has confirmed 4 dengue cases in Rarotonga.

(Source: Outbreak News Today 30 April 2025)

Kiribati: Dengue fever

30 April 2025

Kiribati health authorities report 10 confirmed cases of dengue fever in the country.

(Source: Outbreak News Today 30 April 2025)

Democratic Republic of Congo: Anthrax

30 April 2025

The Provincial Health Division of Butembo, Democratic Republic of Congo, reports eleven suspected cases of anthrax since February 2025.

(Source: Outbreak News Today 30 April 2025)

Peru: Yellow Fever [Update]

30 April 2025

33 cases of yellow fever have been confirmed in Peru as of 20 April 2025, including 12 deaths.

(Source: Outbreak News Today 30 April 2025)

Israel: Measles [Update]

30 April 2025

The Israel Ministry of Health reports a total of 8 patients diagnosed with measles as of 20 April 2025, of whom 6 are unvaccinated.

(Source: Outbreak News Today 30 April 2025)