Lyme disease cases have quadrupled According to a survey by RIVM , 27,000 people were infected with Lyme disease in 2017. In 2014, the last time RIVM reported on the incidence of tick-borne disease, this number was 25,000.
Infection risks of manure unclear A literature review by RIVM shows that little to no research has been done on the possible infectious risks of manure.