Physical Activity Levels Among American Children Ages 9–13, 2002
|Characteristic||% participated during past 7 days|
|in organized |
|in free-time |
Source: U.S. Centers for Disease Control and Prevention. Web: www.cdc.gov .
|Percentage of U.S. Adults Engaging in Leisure Time, Transportation-Related, and Household-Related Physical Activity, 2003||Health||Legal Abortion Ratios in the United States, 1973–1998|