As the it-girl actress and Girls creator reveals in her new collection of personal essays, Not That Kind of Girl, she battled severe anxiety and obsessive compulsive disorder as a child – and, she tells PEOPLE, she still wakes up every day with a certain sense of dread.
"It's like, 'Oh, you again?' " says Dunham, 28. "I really love my life, but I've kind of worn anxiety grooves into my brain. It just doesn't always sound good in there."