Both Alcoholism And Chronic Smoking Can Damage The Brain's Prefrontal Cortex (Science Daily)
A study in the current journal issue reveals alcoholism commonly co-occurs with chronic smoking; both alcohol and nicotine act on the brain's "drug-reward pathway" or mesocorticolimbic system; and new findings indicate that alcoholism and chronic smoking have a higher number of common genetic targets than previously believed.
Source: www.sciencedaily.com