Too much sleep may be bad for you
- By: Siân Knight
Excessive sleep is counterproductive, according to an article published recently in The Psychologist Magazine. Professor Jim Horne of the Sleep Research Centre in Loughborough claims that sleeping for too long not only causes deterioration in the quality of sleep, but also causes people to take longer in falling asleep and means that they wake more frequently during the night.
According to Professor Horne, sleeping one or two hours beyond the normal eight hours, leads to only marginal improvements in daytime alertness. Oversleeping does eliminate an early afternoon dip in wakefulness, though Professor Horne suggests that a 10 minute power nap is a much better remedy for those affected by afternoon sleepiness.
“It's like any treatment, the nearer to the time of suffering that you administer the dose, the more effective it is and the less you have to give,” Professor Horne said. “Once the body gets beyond 10 minutes it