Around 1 in 4 people in the UK experience heartburn and, of these, almost 80% have night-time symptoms.1, 6This can really disrupt your sleep, especially as heartburn at night can be worse than during the day.1 Not only that, 4 out of 10 people feel heartburn at night affects their ability to get on with everyday living the following day.7 One of the reasons for this is that lying down makes it easier for the acid to travel up your throat and make your symptoms feel worse.1