Why do we watch the same films and tv shows over and over again?

Artwork: Malu Rocha

Having The Office on repeat as background noise, celebrating Christmas year after year by watching Elf with your family and re-watching the entire 10 seasons of Friends over summer (oops) are surprisingly not uncommon feats. Some people find real comfort in watching the same films and tv shows multiple times and researchers have theorised that it can even become a positive…