Lead at work causes ALS

Individuals with chronic exposure to lead at work are 80 per cent more likely to develop Amyotrophic Lateral Sclerosis (ALS), Canadian researchers have concluded.

Individuals with chronic exposure to lead at work are 80 per cent more likely to develop Amyotrophic Lateral Sclerosis (ALS), Canadian researchers have concluded.
Publishing the findings of the analysis of 13 studies of individuals with ‘Lou Gehrig’s disease’ in the Journal of Occupational and Environmental Medicine, the authors found people with a history of work-related lead exposure were 1.81 times more likely to develop ALS.

Ming-Dong Wang and others. A Meta-Analysis of Observational Studies of the Association Between Chronic Occupational Exposure to Lead and Amyotrophic Lateral Sclerosis, Journal of Occupational and Environmental Medicine, volume 56, number 12, pages 1235-1242, December 2014.