Measles outbreak in the Netherlands: Rise in 2025

The number of reports of measles in the Netherlands has risen again in 2025. More than 250 cases have been registered until early April, the highest number since the 2013-14 outbreak. This growth is partly attributed to outbreaks in primary schools in regions such as Amsterdam, Rotterdam-Rijnmond, Haaglanden and Brabant-Zuidoost. Many infections are from people who contracted the virus abroad, especially in countries such as Morocco and Romania, where extensive epidemics are currently underway.

Vaccination rates and risks

A major contributor to the spread of measles is the falling vaccination coverage in certain parts of the Netherlands. In some districts, it is below 60%, while the World Health Organisation recommends a vaccination coverage of at least 95% to ensure group immunity. Low vaccination coverage increases the risk of outbreaks, especially in communities where parents choose not to vaccinate their children for religious or other reasons.

Symptoms and prevention

Measles is a highly contagious disease that starts with symptoms such as fever, cold and cough. This is followed by a skin rash that often starts behind the ears and spreads all over the body. Complications can be serious, such as pneumonia and encephalitis. Vaccination is still the most effective way to prevent measles. In the Netherlands, the BMR vaccine (against mumps, measles and rubella) is routinely offered to children at 14 months of age and again when they are 9 years old.

Recommendations
  • Parents are advised to check their children's vaccination status and catch up on missed vaccinations as soon as possible. 
  • In case of signs that may indicate measles, such as fever and skin rash, it is important to contact your GP immediately. Keep the child at home to prevent further spread of the virus.  
  • When travelling to areas with active measles outbreaks, early vaccination of children from 6 months of age is advised.
Conclusion

The recent rise in measles infections highlights the importance of vaccination and vigilance. By taking preventive action and increasing vaccination coverage, we can reduce the impact of this potentially serious disease.

Sources:
NOS
Amsterdam Municipal Health Service
RIVM

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