Tuesday, May 15, 2007

Does the Manitoba Metis Federation headquarters have one of these? But first you have to know how to turn on a computer!

Desk With Treadmill Can Help Cut Pounds
By Sheryl Ubelacker
The Winnipeg Free Press
Tuesday May 15, 2007
Page A11

TORONTO - There's no doubt that sitting on one's butt all day at a desk or in front of a computer is hardly conducive to weight loss. But what if employees could exercise while they work?

That's the aim of a specially designed vertical workstation that can be locked in place over a treadmill, allowing employees to work at a computer while simultaneously walking on the spot at a speed of their own choosing.

Researchers at the Mayo Clinic in Rochester, Minn., who designed the standup "walk-and-work" desk, suggest it could help overweight worker shed pounds as thy perform what are traditionally sit-down tasks.

"Along with obesity, the sedentary nature of work is increasing because of the common use of desktop computers," he authors write. "By 2010, it is estimated that more than half of the workforce from developoed countries will be working at computers."

"We are therefore interested in devising and validating approaches that promote physical activity in an obese person in the workplace without sacrificing work time."

In a small study, published online yesterday ahead of print in the British Journal of Sports Medicine, the researchers had 15 obese volunteers use the treadmill-cum-desk and measured how many calories they burned compared to sitting at a conventional desk. All of the participants had sedentary jobs and none did regular exercise.

The scientists measured the energy expended by the 14 women and one man with an average body mass index of 32 (a BMI of 25-plus is considered overweight) while they worked and walked for 35 minutes out of an hour, compared to the number of calories used working seated at a normal desk.

Participants burned an average of 191 kilocalories an hour while at the vertical workstation, walking the equivalent of 1.6 kilometres an hour, compared to 72 kilocalories per hour while working sitting down.

Principal researcher Dr. James Levine said that by using the vertical workstation a couple of hours per day - and boosting energy expenditure by 100 kilocalories an hour - an obese employee could shed 45 to 65 pounds over the course of a year.

Commenting on the study, obesity expert Dr. Arya Sharma of McMaster University said the vertical workstation is one idea for incorporating physical activity into the workplace.

"I would love to have a desk like that," Sharma, Scientific Director of the Canadian Obesity Network, said yesterday from Hamilton.

But he cautioned that the study results shouldn't be misinterpreted. Because exercising increases appetite, employees using the device would have to guard against eating more," which would being them back to zero," Sharma said.

As well, a person would not keep on losing weight at the same rate by keeping to the same level of exercise, he said.

"For the first 10 pounds, you might have to do two miles (3.2 kilometres) a day, and once you've lost 15 pounds you might have to do three miles (five kilometres) a day... etcetera, because your body as it gets lighter uses less energy (calories)."

"If you think this is the solution to making all fat employees thin, you're wrong," Sharma said.

The vertical workstation, designed by Levine and his team, costs about US$1,600 and is available for purchase.

"Walking work was well tolerated by these obese individuals who used the computer in their normal fashion," say the authors, noting that participants experienced no injuries, falls, or unsteadiness while using the device.

- Canadian Press

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