Sports Challenges of isolated life in the bubble add to NBA players’ playoff stress: ‘I just checked out’ September 7, 2020September 8, 2020Mark Medina, USA TODAYComments Off on Challenges of isolated life in the bubble add to NBA players’ playoff stress: ‘I just checked out’ After two months, players' anxieties about being in the bubble and the state of the world at large have added stress on top of the NBA playoffs.