https://phys.org/news/2018-05-la-people-walker-loneliness.html

"I was thinking about becoming a dog walker. But I've never had a dog in the city, so I've never had to pick up dog poop," McCarthy told AFP on a recent leisurely saunter in the Hollywood Hills.

"I was also seeing a lot of personal trainer ads. And so I kind of said to my girlfriend, 'Maybe I'll just become a people walker.'"