english: So it states that when you have too little microbes in your environment because you clean all the time, that's not really a good thing, because people get more allergies or autoimmune diseases then.
non_english: Dat is wanneer je te weinig microben in je omgeving hebt omdat je constant schoonmaakt, dat is niet echt slim, omdat mensen dan meer allergieën of auto-immuunziekten kunnen krijgen.