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AAP
AAP
Melissa Meehan

Blood-based marker can identify sleep deprivation

Researchers have developed a blood test that can detect when someone is sleep-deprived. (Mick Tsikas/AAP PHOTOS)

A simple blood test that can identify sleep deprivation could reduce road and workplace deaths.

The test, developed by a Monash University-led team, uses a combination of markers found in the blood to distinguish whether a person has been awake for 24 hours. 

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