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Overview of Diseases

Learn more about the various infectious diseases that Singapore has overcome.

21 Sep 2018

Alerts & Updates

Health advisory for travelling during school holidays in June 

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Avian Influenza

Avian influenza, commonly known as bird flu, is a disease affecting wild birds and domestic poultry such as chicken, ducks and turkeys. It is caused by a flu virus closely related to human flu viruses.

Last Updated: 07 Sep 2018


Influenza (or the flu) is a common infection that can be caused by 3 different viruses – Type A, Type B and Type C. Type C is the mildest and most common version of the flu, while Type A and B are more severe, and are usually associated with annual outbreaks and epidemics.

Last Updated: 07 Sep 2018

Hand, Foot and Mouth Disease

Hand, Foot & Mouth Disease (HFMD) is a viral infection most commonly caused by the Coxsackie virus. It affects both adults and children, although it is more common in children under the age of 5.

Last Updated: 29 Aug 2018


Tuberculosis, better known as TB, is caused by the bacterium Mycobacterium tuberculosis and is an air-borne disease transmitted through fine respiratory droplets from an infected person. It usually affects the lungs (pulmonary tuberculosis), but other parts of the body can also be affected (extrapulmonary tuberculosis), such as the brain, lymph nodes, the kidneys, bones, and joints.

Last Updated: 27 Aug 2018


Dengue fever is caused by the dengue virus. It is most common mosquito-borne viral disease in the world. Dengue fever can be fatal. Together with the National Environment Agency (NEA), we track all dengue-related deaths in Singapore via a quarterly report.

Last Updated: 21 Aug 2018


Zika is a viral infection. It is generally a mild virus, with only one in five cases developing symptoms. It does not usually require medical treatment except to alleviate symptoms if the occur. Serious neurological complications are rare.

Last Updated: 06 Aug 2018

Novel Coronavirus Infection (MERS-COV)

The Middle East Respiratory Coronavirus (MERS-CoV) is a novel coronavirus which causes acute respiratory illness in infected patients.

Last Updated: 23 Jul 2018


HIV stands for human immunodeficiency virus. It is an incurable virus that attacks the immune system, destroying essential white blood cells that protect the body from bacteria, viruses and other harmful microorganisms. This makes it harder for the body to fight infections, and increases the severity of common conditions and diseases, including cancer.

Last Updated: 12 Jul 2018

Norovirus Gastroenteritis (Gastric Flu)

Gastroenteritis, sometimes known as ‘gastric flu’, is an inflammation of the stomach and intestines, caused by either: infection by bacteria, parasites or viruses, such as norovirus, rotavirus, adenovirus, sapovirus or astrovirus; or certain medications or medical conditions.

Last Updated: 12 Jul 2018