The second theme, entwined with it, is the shift outside Africa from communicable diseases and the common causes of mother and baby deaths to what are sometimes termed lifestyle diseases, such as heart disease, stroke, diabetes and cancer  some of which have significant genetic triggers.

A second factor is the move outside Africa from communicable diseases and the common causes of mother and baby deaths to what are sometimes termed lifestyle diseases, such as heart disease, stroke, diabetes and cancer  some of which have significant genetic triggers.
