Lady Gaga reveals she took lithium while filming "A Star Is Born," opening up about canceling her world tour and seeking psychiatric care.

Lady Gaga says that she suffered a psychotic break during the Joanne Tour, which led her to the cancel the last ten stops of the tour.

Lady GaGa is opening up about a really difficult time. In 2017, it appeared the 39-year-old pop star was on top of the world amid all her success after

Lady Gaga is thinking back on the most volatile years of her life, when her ascent into global superstardom crashed headlong into a long-bottled mental-health crisis. Today, the star reflected on h…