The Pilbara resources giants might be steeling themselves for industrial action in iron ore’s heartland, but their fly in, fly out workers have something else playing on their minds – getting a good night’s sleep.

At least that’s the findings of what is arguably the most expansive study of FIFO work in the country, or as its lead author, Monash University’s Jack Tooley, describes it, “like a ‘state of the nation’ for FIFO camps”.