All in the Family? A Twin-Based Analysis of Associations Between Occupational Risk Factors, Drinking, and Tobacco Use in Employed Men.

Variation in genes and shared environment appears to account for many of the population-level relationships between work-related stressors and substance use. Work stressors may not be the most fruitful intervention point when aiming to reduce alcohol or tobacco use, although men in certain high-stress occupations may be at greater risk for substance use.