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Don’t sit up straight

By |April 5, 2011|News, Uncategorized|

Source MSNBC

The longstanding advice to “sit up straight” has been turned on its head by a new study that suggests leaning back is a much better posture.

Researchers analyzed different postures and concluded that the strain of sitting upright for long hours is a perpetrator of chronic back problems.

Using a new form of magnetic resonance imaging (MRI), researchers studied 22 volunteers with no back pain history. The subjects assumed three different positions: slouching; sitting up straight at 90 degrees; and sitting back with a 135-degree posture—all while their spines were scanned. (more…)