It is smaller than I'd imagined, a huddle of neat, white-walled buildings arranged around a tall prayer-hall, which an unsmiling young woman, with the obligatory red robe and crew cut, leads me to.

This condition leads to shortened red blood cell survival, and subsequent anaemia, often called sickle-cell anaemia.

A burly soldier with red hair admits that he has a bad temper, which leads to disputes with his spouse.