If YouTube has given rise to a new breed of celebrity in which the line between content creation and reality tends to blur, over time, that dynamic can become a toxic strain on real-life relationships.

After establishing one of YouTube’s most beloved prank channels in 2009, PrankvsPrank co-creators and longtime couple Jeana Smith and Jesse Wellens -- who also operate an immensely popular daily vlogging channel called BFvsGF -- have announced that they are taking a break.

In what they call one of the hardest videos they’ve ever had to film, the couple say that although vlogging might've made it appear like their lives were perfect, they've had issues for quite some time. “When it gets to a point where it starts to feel like a job, and you’re not doing things because you love the person, you’re doing them for a vlog, that puts a huge burden on the relationship,...