Increase in ALS cases among some of IBM's plant workers. "Mortality among US employees of a large computer manufacturing company: 1969–2001' by Richard W Clapp

Among men, elevated ALS mortality was found for programmers

https://www.reddit.com/r/Electromagnetics/comments/3hdnsd/among_men_elevated_als_mortality_was_found_for/

Did computer consultant get ALS from laptop on lap?

https://www.reddit.com/r/Electromagnetics/comments/3hly8b/did_computer_consultant_get_als_from_laptop_on/

IBM

www.ehjournal.net/content/5/1/30

Big Blue vs. the Scientist: SPH professor tangles with IBM over cancer rate research

www.bu.edu/today/2006/big-blue-vs-the-scientist/

Intel

https://www.reddit.com/r/Electromagnetics/comments/3hg207/dying_for_tech_toys_chip_boom_reflected_in_rising/

https://www.reddit.com/r/Electromagnetics/comments/3hdviz/fed_watchdog_oha_reviewing_katu_report_on_als/

Prevention and treatment

See ALS wiki:

https://www.reddit.com/r/Electromagnetics/comments/3gqyz7/amyotrophic_lateral_sclerosis_als_and_multiple/