A user makes changes to her sleep hygiene based on what CBT-I app Sleepio advises, reports The National.

Sometimes the cutesy cartoons can get a little cloying, but the short intro course had three main topics; it guided me through lifestyle changes such as how I react to stress, offered tips to make the bedroom more amenable to sleep and revealed how to control unwanted or negative thoughts. The key for me was to only use the bedroom to sleep in.