When sled-dog musher Blair Braverman first started posting about her team on Twitter, it was just for fun—a distraction from her work as a journalist. But soon she had legions of devoted followers, who couldn’t get enough of her high-energy pups’ and their training routines in Wisconsin. Then there’s ultrarunner Jen Golbeck, who found an enormous fan base for the aging and sickly golden retrievers that she and her husband care for in the Florida Keys. So what is it about looking at other people’s best friends online that makes us feel so good? Is it simply the happy-go-lucky nature of dogs? Or the way that cheering them on brings us together?

This episode is brought to you by Toyota, a company that wants to help you find joy by exploring America’s scenic byways. No matter what kind of adventure you’re after, there’s a Toyota designed to get you there. Learn more at toyota.com.