Current 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.
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
Uruguay: Syphilis
9 July 2026
Syphilis continues to rise in
Uruguay and the region. According to data from the Epidemiological Bulletin corresponding to epidemiological week 23, in 2026 there were 3,669 notifications of syphilis, compared to 2,618 in the same period of 2025.
USA: Escherichia Coli
9 July 2026
The
US Centers for Disease Control and Prevention and public health officials in several states are investigating a multistate outbreak of
E. coli O145 infections linked to frozen blueberries.
Democratic Republic of the Congo: Ebola Disease [Update]
9 July 2026
In an update on the
Ebola disease outbreak in the Democratic Republic of the Congo, since the beginning of the outbreak, the Democratic Republic of the Congo has reported 1624 confirmed cases, including 521 confirmed deaths (CFR 32.1%). Ituri Province remains the epicenter of the outbreak, accounting for 90.9% (1477) of all confirmed cases and 84.3% (439) of all reported deaths nationwide.
Costa Rica: Chikungunya Fever [Update]
9 July 2026
The
Costa Rica Ministry of Health (MOH) reports a
chikungunya outbreak in Playa Langosta, Santa Cruz canton, Guanacaste on July 1. During epidemiological surveillance, 45 suspected cases were identified, and samples were taken for analysis. As a result, four cases were laboratory-confirmed, and another 17 are considered probable and are associated with the outbreak.
Democratic Republic of the Congo: Ebola Disease [Update]
7 July 2026
According to the latest data from the
Democratic Republic of the Congo (DRC) Ministry of Health, the DRC has recorded 1,561 cumulative confirmed
Ebola Disease cases, including 628 patients in isolation or hospitalized, 253 recoveries, and 506 deaths among confirmed cases in the three provinces of Ituri, North Kivu and South Kivu, representing a case fatality rate of 32.4%.
USA: West Nile Virus Infection [Update]
7 July 2026
The Centers for Disease Control and Prevention said in a statement that the
West Nile virus season in the
United States is having its earliest start in 22 years. At least 48 cases have been reported as of June 30, 2026: 38 have been cases of severe neuroinvasive disease.
USA: Cyclosporiasis [Update]
7 July 2026
An outbreak of
cyclosporiasis is spreading across the
United States and the state of
Ohio is reporting some of the highest number of cases. According to the Ohio Department of Health, 177 cases of cyclosporiasis have been reported in 43 counties so far in 2026.
USA: Cyclosporiasis [Update]
7 July 2026
In a follow-up on the
cyclosporiasis outbreak in
Michigan, the Michigan Department of Health and Human Services reports the number of reported cases has risen to 572 as of Saturday, July 4.
Taiwan: Cholera
7 July 2026
The
Taiwan Centers for Disease Control (CDC) announced on June 23, the first confirmed case of locally acquired
cholera in Taiwan this year.
Mongolia: Anthrax
7 July 2026
A human case of
anthrax was confirmed in Uvs Province, western
Mongolia, the country’s National Center for Zoonotic Diseases reported on June 22.
Honduras: Pertussis [Update]
7 July 2026
The Ministry of Health of
Honduras reports that
pertussis has so far caused 14 deaths and resulted in more than 180 cases—both confirmed and suspected.
USA: Legionnaires' Disease
7 July 2026
The
New York City Health Department is currently responding to a cluster of individuals with
Legionnaires’ disease in Manhattan. Officials report two confirmed cases, no deaths, and additional suspected cases that are pending confirmation through July 2.
Sri Lanka: Dengue Fever [Update]
7 July 2026
The
Sri Lanka National Dengue Control Unit of the Ministry of Health reported 21,547
dengue fever cases in June and already 3,422 cases in the first days of July, bringing the outbreak total in the country to 58,810 through July 3.
USA: Powassan Virus
7 July 2026
The
Maine Department of Health and Human Services’ Center for Disease Control and Prevention confirmed
Powassan virus (POW) in a Maine resident in Penobscot County. This is the first confirmed detection of POW in Maine in 2026.
Liberia: Yellow Fever
7 July 2026
The National Public Health Institute of
Liberia reported one confirmed
yellow fever case in a 50-year-old male from Polar Town, Gbao health district in Grand Gedah County on June 22.
Central African Republic: Cholera
7 July 2026
The government of the
Central African Republic announced a
cholera outbreak in Bangui on June 26. The Minister of Public Health reported 197 confirmed cases and 24 deaths. The case fatality rate is 12.2%.
Uganda: Ebola Disease [Update]
7 July 2026
The
Uganda Ministry of Health has reported a total of 20 confirmed
Ebola Disease cases, including two deaths.
Iraq: Crimean-Congo Haemorrhagic Fever [Update]
7 July 2026
As of 15 June 2026,
Iraq has reported 171 confirmed
Crimean-Congo Hemorrhagic Fever cases and 11 associated deaths, resulting in a case fatality rate (CFR) of 6.4 per cent.