Death is the final sleep that you never awaken from.

Life becomes involuntary repetitive when you suffer from short term memory loss.

To become an effective radiation researcher, you must develop the ability to discern fact from fiction.

Very high altitude extreme night shift work is a class 2A carcinogen that may result in lifelong disabling sleep disorders, high cholesterol, radiation sickness and heart, lung and brain damage.

Sleep disorders are a known occupational hazard to astronomers and their support staff.

Research suggests that sea level adapted humans that work at the very high altitude 13,796 feet summit of Mauna Kea may eventually develop sleep apnea and fatigue from the low oxygen environment.