News | RIVM

Last winter’s flu epidemic was short and mild. And then COVID-19 arrived.

The flu epidemic in the winter of 2019/2020 was mild and lasted only 5 weeks.

De griepepidemie in de winter van 2019/2020 was mild en duurde slechts 5 weken.

Mild 2018-2019 influenza epidemic

The annual influenza epidemic in the winter of 2018-2019 was less severe than the year before. Approximately 400,000 people have had the flu.

Influenza-like Illness Incidence Is Not Reduced by Influenza Vaccination

Influenza vaccination reduces the number of influenza virus infections but not the overall number of illness.

Moderate flu season

Last winter season, the duration and severity of the influenza epidemic was moderate compared to previous years.

Flu season in the winter of 2014 / 2015 more severe and longer than preceding years

The flu epidemic in the winter of 2014 / 2015 lasted 21 weeks and as such was the longest epidemic ever recorded in the Netherlands. Nearly two million people suffered from flu-like symptoms.