Since Nadiya Hussain won The Great British Bake Off in 2015, she's rarely been off TV screens. But behind the scenes Nadiya suffers from extreme anxiety and debilitating panic attacks, which she's had since childhood. For decades, she has kept her anxiety a secret, ashamed to speak out. Now, she sets out to find the cause of her anxiety, exploring the most effective, available treatments, while also having therapy herself, in the hope of managing her anxiety.