Bryony Gordon is a bestselling author, mental health campaigner and founder of Mental Health Mates. She has been a columnist for the Telegraph for over twenty years where she has written honestly and openly about her experiences of mental illness and addictions. Her latest book, Mad Woman details her experiences of OCD, binge eating and the endless battle to stay sober. Bryony tells James about the realities of living with dark, intrusive thoughts and how exercise became her salvation.