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DCEG researchers study behavior-related factors such as diet, nutrition, tobacco use, alcohol use, and physical exercise.


Studies of the relationship between alcohol consumption and cancer risk.  Learn more about DCEG research on alcohol and cancer risk.

Diet, Micronutrients, and Supplements

Studies of diet, micronutrients, and supplements as they relate to cancer risk.  Learn more about DCEG research on diet, micronutrients, and supplements related to cancer risk.

Energy Balance and Obesity

Studies of energy balance and obesity as they relate to cancer risk, including body mass index (BMI), body composition (waist circumference, etc.), dietary intake, and physical activity. Learn more about DCEG research on energy balance and obesity and the risk of cancer.

Physical Activity

Studies of the role of physical activity (including exercise, leisure-time activities, sedentary behaviors) and cancer risk. Learn more about DCEG research on physical activity and cancer risk.

Reproductive Factors

Studies of how parity, infertility, age at menarche, and menopause and other factors influence risk of hormone-related cancers.  Learn more about reproductive factors and cancer risk.


Studies of tobacco use as a risk factor for cancer, including cigarette components and other tobacco products as well as usage over time.  Learn more about tobacco use and cancer risk.