Effect of Waterpipe Size on Smoking Behavior and Exposures

This project will generate novel evidence regarding the effect of waterpipe size on smoking behavior, toxicant exposures and subjective experiences among waterpipe smokers. Findings from this project will help the FDA in developing waterpipe size-specific regulations to curb waterpipe smoking in the US and protect public health.

Inclusion Criteria:regular waterpipe smokers (smoking at least once a week for the past 6 months)generally healthy andable to provide written informed consent; and willing to attend the 3 lab sessionsExclusion Criteria:history of chronic diseases such as diabetes, high blood cholesterol, hepatic diseaserespiratory chronic diseasescardiovascular diseases including low or high blood pressure (BP)