And don't break your leg or have a heart attack or miscarry: the nearest hospital is countless nautical miles away.

ECONOMIST: Beware the expression sea-girt

She said an unknown number of women and children fell from the plane and the shock caused two pregnant women to miscarry their unborn children.

BBC: Survivors tell of Congo plane horror

Dr Obel suspects the immediate cause is that male pregnancies are more likely to miscarry in response to stress than female pregnancies are, especially during the first three months.

ECONOMIST: The sex of a child may depend on how stressed its mother is