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The risk for type 2 diabetes increases with age, particularly past age 45 years. A diagnosis of type 2 diabetes has many health and financial implications. Research has shown that regular, moderate physical activity can help prevent, delay or manage the condition. Data from the 2001-2002 National Health and Examination Survey (NHANES) were used to explore the relationship between physical activity and type 2 diabetes in an older adult population (ages 45 years and older). Physical activity was measured primarily as 30-day cumulative metabolic equivalent (MET) values. Once controlling for...

In the past decades, lightweight building construction methods and the use of manmade materials in construction and furnishings have become more and more common. The time until structural failure can be expected in a fire has been reduced, and firefighters have seen hotter fires that generate high levels of deadly gasses. But the ventilation methods used by modern firefighters have not kept pace.
Positive pressure was first used in the fire service to ventilate a structure after the fire was knocked down. Authors Kriss Garcia and Reinhard Kauffmann have taken positive pressure a step...