push. Push. PUSH!!

People push and pull things all day long – doors, wheelchairs, buttons, chairs, bins, and boxes. We rarely think about the best way to push something. Ergonomists, asked about the risks associated with pushing a load, will usually focus on the force required, the hand height, the type of grip required, pushing frequency, and the […]
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Backpack REDUCES spinal loads?

I reviewed an article published in Ergonomics (2014, volume 57, No 2: 262-270) by Rohlmann et al., entitled “How does the way a weight is carried affect spinal loads?” In it, the authors compare carrying a weight four different ways: 1. In one hand 2. In front of the body 3. With loads split between […]
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Don’t just sit there!

We’ve all seen it. The graphic of the office worker sitting with the arms and hips bent at 90 degrees and the back rigidly upright has been used over and over as a reference for how we should sit. “Ergonomically correct.” “Proper,” as our mothers used to say. If our mothers could direct our office […]
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Sharp knife requires less effort

Years ago, I would have been disappointed to receive kitchen utensils as a birthday gift, but this year, when I was given a set of new knives, I was quite excited. In the past few months, I’ve noticed that cutting is more work than it used to be – I worried that this was a […]
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