The habit of chewing khat leaves is deep-rooted and widespread in Yemen, where a large number of adults and children alike are regular consumers. In the past, the World Health Organization (WHO ...

Chewing khat is a part of social traditions in some parts of the Middle East, such as Saudi Arabia and Yemen, and in Eastern Africa, like Somalia. The influx of communities from countries where ...

Oral cancer is diagnosed in people younger than 40 in these two regions and could be related to widespread chewing of qat leaves and tobacco ... Saudi Arabia and Yemen, according to studies.