Ironically the professions that provide our food ; commercial fishing and farming, are the most dangerous. Many people have few options in terms of occupation. I think everybody could find at least one life threatening condition in their job, from formaldehyde offgassing in "sick" buildings, the ill effects of work shifts out of tune with natural biorhythems to the fully clad, white uniformed pesticide applicator spraying the contemporary equals to Agent Orange as a pregnant office worker walks past.