Wednesday
17Sep2008
I think , therefore I am healthy?
Wednesday, September 17, 2008 at 22:02
Dear God, let this be true. Please let this be true. I do obsess over sports, I am eating healthier and I do work out now and then.
The Link
Can obsessing over sport actually improve your health? Slightly, possibly, if you've got something to work with.
Alia Crum and Ellen Langer from Harvard psychology department took 84 female hotel attendants in seven hotels. They were cleaning an average of 15 rooms a day, each requiring half an hour of walking, bending, pushing, lifting, and carrying. These women were clearly getting a lot of good exercise, but they didn't believe it: 66.6% of them reported not exercising regularly, and 36.8% said they didn't get any exercise at all.
Their health, measured by things such as weight, body fat, body mass index, waist-to-hip ratio and blood pressure, was related to their perceived amount of exercise, rather than the actual amount of exercise they got, and this, so far, isn't very unusual.
A classic study of 7,000 adults found that perceived health is a better predictor of death than actual health, and another looking at elderly people found that those who perceive their health to be poor are six times more likely to die than those who perceive their health to be excellent, regardless of how healthy they actually are. Once again this goes to show the danger of relying on self-report data for health research.
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