tell me about bryant johnson. >> bryant johnson was the corporate guide that was eating the way thatutting on sunscreen. brushing my teeth, shaving my face, putting on deodorant, putting on cologne, driving the fancy car, you know, the whole whole 9 yards. that was brian johnson. we are hitting the ground. so that we can take their shoes off together. property for all of this, brian and his wife barbara, deliver queen of course, owned a dental practice. she was the dentist while he owned a stake in the business. >> she is a practicing dentist. you are doing whatever you can to keep the business going. at the end she is like, i'm done. i'm retiring. thank god. >> i said, i need to be more with the kids. they have been raised by other people but as. it was the best thing. >> yeah. >> reporter: they say the left behind that dental practice and their lives as run-of-the-mill parents and devoted themselves to living what they call an ancestral lifestyle. >> my kids were really sick, going to the hospital. they could not breathe. i learned about this whole ancestral living thing. they got