Most of us probably haven't heard of it, but a potentially deadly heart condition is becoming alarmingly widespread. Cases of atrial fibrillation have rocketed by 20% in the last five years, and a campaign's under way to increase awareness.
A father-of-two from Dorset has spoken about the shadow it's cast over his life. Martin Dowse reports.
More top news
Sunday's weather with Philippa
Philippa has the weekend weather update for the east
Philippa has the weekend weather update for the west