Health

Article by Kamal Chaouachi challenging the credibility of the "Advisory Note" report by the WHO study group on tobacco product regulation.

A controlled study with the finding of the overall CEA (carcinoembryonic antigen) levels in exclusive hookah smokers not being significantly different from the levels in non-smokers.

A meta-analysis by K. Chaouachi, concluding that a significant amount of carbon monoxide is produced by the charcoal used to heat and distil the tobacco–molasses mixture.

A critical review of the relevant literature and the public health consequences of environmental tobacco smoke resulting from hookah use.

An article by Kamal Chaouachi, critiquing the smoking machine a large amount of hookah research is done on.

A study by Saafan A. Al-Safi observing a significant elevation of blood pressure and heart rate among shisha smokers. Current cigarette smoking associated with frequent water pipe smoking resulted in greater elevation in blood pressure measurements among both types of tobacco smokers.

A study by Fouad A Al-Belasy finding that both cigarette and hookah smokers had a higher chance of developing post-extraction dry socket than non-smokers.