eli5 why are people more likely to get sick if they’re out in the rain?

Question

eli5 why are people more likely to get sick if they’re out in the rain?

In: Biology

Answer 1

It’s not the rain itself that makes you sick; it’s the fact that being cold and wet can lower your immune system, making it easier for viruses to get a foothold. So basically, it’s not the rain, it’s what’s in the air that you might catch when you’re a bit more vulnerable.