dr. ken redcross, the founder of good to have you here, doc. >> thank you. thank you for having me, ken. new york. >> it is good to have you back in new york. we've missed you. >> [ chuckles ] >> now, is it -- i guess let's start with that stat. is it that kids have not been exposed to as many viruses, so that's why they could have as many as 10, and by the time you're an adult, you've been viruses? >> absolutely, ken. you hit the nail right on the head -- and not only that. you think about these daycares. kids are always doing what? we're wiping noses. they're touching somebody, rubbing faces. so they're also a little more susceptible because of that. >> heck, you've never been in a newsroom, let alone kids. we do that in the newsroom, for gosh sakes. so, this is something. there are things you can do, though, to prevent getting the flu. so, let's talk about some of them. >> yeah. what i did was create the redcross flu survival kit to be ready for when we do come down with the symptoms. the first thing i always talk about is a probiotic. by this time, i thin