Infectious diseases On this page Reliable information on infectious diseases THL’s Infectious Diseases pages provide up-to-date and reliable information on the prevalence of various communicable diseases. The pages present the current epidemiologi...

Infectious diseases – Communicable disease situation On this page The current situation The statistics of the Infectious Diseases Register for 2025 have been updated, and the reported case numbers can now be viewed in the statistical cube of the I...

Infectious diseases – Antimicrobial resistance On this page 2.0/100 000 incidence of invasive MRSA infections in 2025 2,5x increase compared with 2019 Development of Antimicrobial Resistance in Finland The incidence of invasive MRSA infections, me...

Infectious diseases – Other On this page Tick-borne encephalitis In 2025, laboratories reported a total of 232 cases of tick-borne encephalitis to the National Infectious Diseases Register. In the previous year, 195 cases were reported, and in 202...

Infectious diseases – Respiratory infections On this page The epidemiological situation of respiratory infections varies seasonally Respiratory infections cause significant morbidity every year and place a burden on healthcare, especially from aut...

Diseases and quality of care On this page Population health improves through systematic monitoring of treatment outcomes and the quality of care The National Clinical Quality Registries monitor the quality of care for specific patient groups. The ...

Infectious diseases – Food- and waterborne infections On this page 98 food- and waterborne outbreaks in a year 20+ causative agents In Finland, an average of eight food- and waterborne outbreaks are investigated each month Municipal outbreak inves...

Infectious diseases – Sexually transmitted infections and chronic viral hepatitis On this page Record number of gonorrhoea cases, chlamydia decreased In 2025, a record-high 2,097 gonorrhoea cases were reported to the Infectious Diseases Register. ...

Get the recommended vaccinations – they protect you and people close to you from serious diseases Taking care of your own and your children’s vaccination protection is one of the most effective ways to safeguard health. The benefits of vaccination...

Infectious diseases – Healthcare-associated infections On this page 16 wellbeing services counties involved in the monitoring ca.2 million specialist care inpatient days under surveillance 2000+ blood culture–positive infections Staphylococcus aur...

8.5.2026 | The wider spread of disease caused by hantavirus in Europe is unlikely, and the risk to the public is very low, according to a risk assessment published by the European Centre for Disease Prevention and Control (ECDC). Two Finnish travellers may have been exposed to hantavirus on an aeroplane in Johannesburg.

5.5.2026 | The Finnish Institute for Health and Welfare (THL) has published a Comprehensive Security Review containing more than one hundred policy recommendations aimed at strengthening Finland’s security and the population’s crisis resilience. The recommendations address mental crisis resilience, health security, social welfare and health care, and social security. The work was prompted by significant changes in the security environment.

Guidelines for professionals Guidelines and recommendations to support professional work. Search for information that enables smooth social and health services and promotes well‑being and health. Search with a keyword Choose a topic All Ageing Chi...

Guidelines for professionals Guidelines and recommendations to support professional work. Search for information that enables smooth social and health services and promotes well‑being and health. Search with a keyword Choose a topic All Ageing Chi...

Pharmaceutical wholesale On this page Service description The Finnish Institute for Health and Welfare (THL) operates a pharmaceutical wholesaler that procures and distributes vaccines for the National Vaccination Programme. In addition, THL ensur...

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Privacy Notice for the HIV Register The National Institute for Health and Welfare (THL) processes personal data in order to perform its statutory duties. When processing personal data, the organisation complies with the valid data protection legis...

Expert groups THL’s expert groups support public authority decision-making and national guidance by providing independent, research-based expertise. The groups bring together experts from various fields to assess, monitor, and develop themes relat...

Data and statistics Make use of our extensive social and health sector data repositories for research and to support development and decision-making. Explore our statistics Access up‑to‑date information and the latest results from THL’s statistics...

Sexual and reproductive health On this page Sexual and reproductive health a key component of human health and wellbeing Sexual and reproductive health covers a wide range of themes, such as pregnancy, childbirth and birth rate, contraception and ...