Start building more physical activity into your daily life. You don't have to "work out" to be active. The cumulative effect of lots of various activities can improve your health and help you burn calories. For more information, see the topic Fitness: Getting and Staying Active.
Used with permission from: Ainsworth BE (2002). The Compendium of Physical Activities Tracking Guide. Columbia, SC: Prevention Research Center, Norman J. Arnold School of Public Health, University of South Carolina. Available online: http://prevention.sph.sc.edu/tools/compendium.htm.