Lady Gaga performs inside the Reynolds Coliseum on the campus of North Carolina State University in November. New York (CNN)Lady Gaga made a powerful announcement to a group of young LGBT people in New York — she suffers from post traumatic stress disorder. Gaga revealed that she suffers from the debilitating mental illness at Harlem’s Ali Forney Center for homeless LGBT youth on November 25. The taped segment aired on NBC’s “Today” show Friday. She visited the center as part of a collaboration between her foundation, Born This Way, and the NBC morning show.