Alcohol and Cancer

A large number of epidemiological studies assessing the link between alcohol consumption and risk of cancer have found strong associations for increased risk in a number of cancers, namely those of the Upper Aero Digestive Tract (oral cavity, larynx, pharynx and oesophagus (UADT)), stomach, colon and breast. The evidence is inconsistent and varies in the degree of significance for the different types of cancer (Bagnardi, 2001, Seitz et al, 2004, Poschl, 2004). For the purposes of this review, I have chosen to discuss alcohol in terms of units where 9 grams of ethanol equates 1 unit (?).…