how to briefly explain the science behind lyme

this a very broad topic - is there a particular aspect of Lyme you are trying to explain?

i ask them to watch under our skin ...

explaining that there is a subversive systemic multiple pathogen systemic bacterial infection that causes a myriad of symptoms and suppresses the immune system so that regular antibody tests rarely come out even in highly infected people is not an easy swallow for most .
i usually tell em my port is for bartonella treatment and not mention lyme ...