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postural muscles by propping one foot up on a low stool or shelf, alternating the feet throughout the day.
Changing positions is often the key. During that hour-long commute, drivers should remove the lumbar roll from the small of the back for a while, then put it back again. Instead of sitting at the desk from arrival until lunch, workers should stand and do some gentle twisting and bending.
"It gives motion to those static joints, which have had prolonged pressure on them, and get stiff," said Blaser. "Even in the proper position, you need to move."
To ease eye strain, Wallace recommends that workers glance away from the computer screen every 15 minutes, and focus on an object across the room.
For those with bifocal or trifocal glasses, Wallace said that singlevision lenses can be ground, set for the distance between the viewer and the monitor, so workers don't have to strain their necks.
Commuters should be sure that their seats are close enough to the steering wheel so that their arms are in a relaxed position. Since it’s natural to slump after a while, they should check often to see that their back is straight and their neck is not tilted.
Sometimes the job environment itself can be changed. A lumbar cushion in the car seat or the desk chair can support the lower back. Standing on a pad instead of on concrete all day is easier on the muscles. Wallace said
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