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.
exercise, exercising, physical exercise, physical exertion, workout-the activity of exerting your muscles in various ways to keep fit; the doctor recommended regular exercise; he did some exercising; the physical exertion required by his work kept him fit.