1 NORTHUMBRIA-A mailing list for the counties of Northumberland and Durham, England. 2  DUR-NBL Mailing List-A list for individuals interested in genealogy and history of Durham and Northumberland Counties.
Physical activity is any body movement that works your muscles and requires more energy than resting. Walking, running, dancing, swimming, yoga, and gardening are a few examples of physical activity. According to the Department of Health and Human Services' 2008 Physical Activity Guidelines for Americans, physical activity generally refers to movement that enhances health.
(duration, frequency, or intensity) of physical activity. Regular physical activity that is performed on most days of the week. reduces the risk of developing or dying from some of the leading. causes of illness and death in the United States. Regular physical. activity improves health in the following ways: