Lady Gaga is going through one of her toughest moments. Just days after revealing that she suffers from fibromyalgia, the singer shared with her fans how she felt when she watched the documentary about her life, "Gaga: Five Foot Two." Specifically, Gaga talked about the dark side of fame. She said. “It is lonely, it is isolating, and it is very psychologically challenging because fame changes the way you’re viewed by people.”