The Google Play Store and iTunes now offer the Overcoming app. The best-selling self-help book has been completely updated, and is now listed on the national Books on Prescription list. For anyone struggling with anxiety issues, this book offers a self-help programme based on CBT that was authored by one of the UK's foremost experts on the subject. There are explanations for a wide variety of phobias and anxieties, including generalised anxiety disorder (GAD), obsessive compulsive disorder (OCD), and panic attacks.