The leading causes of death vary around the world, but some of them have one thing in common: they manifest while the person is asleep. To go to bed and never wake up again can be a disconcerting thought, but dying during sleep may actually be a peaceful way to go.
People from all over the world die in their beds every night, but what are the main causes, really? In this gallery you'll get to know them. Click on for a real discovery!