Diverticular disease is common in the Western world but extremely rare in other areas.

How common is diverticular disease?

Diverticular disease is more common in developed or industrialized countries, for example, the United States, England, and Australia, where the diet is typically low in fiber and high in highly processed carbohydrates. Diverticular disease is much less common in countries where the diet is typically high in fiber, for example, Asia and Africa.