Can’t get good sleep? Check out how sleeping at a cooler temperature doubled my deep sleep, the stage of sleep scientists believe protects us from Alzheimer’s.
Jettison your jetlag
Working to death has a name
A Japanese government report says that 1 in 5 of Japanese workers are in danger of karoshi or 'death by overwork' and point to the death of a 31-year-old TV broadcaster who worked 160 hours of overtime as a case in point. Think it can't happen here? Think again. The same report says that 16% of Americans and 12% of Brits are also at risk.