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

France: Chikungunya Fever and Dengue Fever [Update]

21 August 2025

In a follow-up on the growing arbovirus situation in France, health officials report as of August 19, 2025, 154 indigenous chikungunya cases have been reported on mainland France.

In addition, 13 locally transmitted dengue fever cases have been reported to date.

(Source: Outbreak News Today 21 August 2025)

USA: Valley Fever

21 August 2025

The California Department of Health reports during the first six months of 2025, more than 5,500 provisional Valley fever cases reported to date.

(Source: Outbreak News Today 21 August 2025)

USA: Plague [Update]

21 August 2025

Health authorities with the El Dorado County health Department report a county resident has tested positive for plague.

(Source: Outbreak News Today 21 August 2025)

USA: Dengue Fever [Update]

21 August 2025

The Florida Department of Health in Hillsborough County is informing residents of a first confirmed human case of locally-acquired dengue fever in the county.

(Source: Outbreak News Today 20 August 2025)

Somalia: Diphteria

21 August 2025

Somalia is battling a sustained and intensifying diphtheria outbreak, particularly Puntland regions of Mudug, Nugal and Bari. According to the latest data, 482 confirmed cases and 27 deaths had been reported.

(Source: Outbreak News Today 20 August 2025)

Mexico: Rabies

21 August 2025

The Zacatecas Health Secretariat reported a human case of rabies in a 17-year-old female patient, which is the first case reported in the state in nearly 40 years.

(Source: Outbreak News Today 20 August 2025)

Samoa: Dengue Fever [Update]

21 August 2025

In a follow-up on the dengue fever outbreak in Samoa, the Ministry of Health reports that since the beginning of the year, 9,571 clinically diagnosed dengue cases, of which, 3,070 were laboratory confirmed through August 17. There has been six fatalities recorded to date.

(Source: Outbreak News Today 19 August 2025)

Israel: Measles [Update]

21 August 2025

The Israel Ministry of Health reports that since the measles outbreak began about three months ago, 526 patients with measles have been diagnosed and there have been 2 deaths.

(Source: Outbreak News Today 18 August 2025)

Mainland China: Chikungunya Fever [Update]

21 August 2025

Shunde Health Bureau reported 12 additional confirmed cases of chikungunya fever in Shunde District, Foshan City on August 19, mainly concentrated in Lecong Town, Beijiao Town and Chencun Town, all of which are mild cases.

(Source: Shunde Health Bureau 20 August 2025)

USA: Measles [Update]

21 August 2025

The US Centers for Disease Control and Prevention said today that over the past 2 weeks, it has received reports of 19 more measles cases, bringing the national total to 1,375, the most since the disease was eliminated in the United States since 2000.

(Source: CIDRAP 21 August 2025)