Bicycle messengers: Energy expenditure and exposure to air pollution

Article Abstract:

A study seeks to determine the level of energy expenditure and exposure to air pollution for bicycle messengers in Stockholm during a typical working day. Results show that the level of air pollution exposure when cycling is comparable with the levels of exposure when sitting inside a vehicle, and that increased pulmonary ventilation (VR) leads to increased uptake of air pollution.

Pulmonary ventilation, Bicycle messengers

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Energy expenditure and clearing snow: a comparison of shovel and snow pusher

Article Abstract:

Assessment of heart rate, oxygen consumption, pulmonary ventilation, respiratory exchange ratio levels and ratings of perceived exertion of nine men who performed snow clearing work with a shovel and a snow pusher revealed manual snow clearing as a high-risk activity for people with cardiac risk factors. However, this chore acts as a physical training task for healthy adults.

Health aspects, Snow removal

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Seat adjustment - capacity and repeatability among occupants in a modern car

Article Abstract:

A study on intrapersonal repeatability and intraclass correlation on various car seat adjustments related to age, sex, stature and weight is presented. Results show that length adjustments were the best intrapersonal repeatability and females and younger participants were more accurate in adjusting their settings.

Motor Vehicle Seating and Interior Trim Manufacturing, Public building & related furniture, Automobile Seating, Analysis, Automobiles, Car seating

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