The SIGN Asthma Patient app is based on guidance from the British guideline on managing asthma which was developed by the Scottish Intercollegiate Guidelines Network (SIGN) and the British Thoracic Society.The first section is for people who have or think they might have asthma. Your family, friends or carers may also find it useful. It aims to make you and your family aware of the treatment and care you should expect to receive. It will also help you to take control of your condition by understanding the latest research evidence.This section covers: