There’s a link between increased betel nut quid nut production and consumption and a substantial rise in the incidence of head and neck cancers among Taiwanese men, says a National Taiwan University Hospital study.The researchers reported their finding at this week’s American Association for Cancer Research meeting in Seattle.Betel quid is a popular legal stimulant in Asia. Chewing betel quid is a common practice in Asia and among Asian immigrants around the world. It’s used for its stimulant effects, to sweeten the breath, to satisfy hunger, and as a cultural and social activity.
