Exercise Trends

  • Percent of adults who engaged in regular leisure-time physical activity: 31% (2006)
  • Percent of adults who engaged in no leisure-time physical activity: 39.5% (2006)
  • At least 60% of the world’s population does not get sufficient exercise
  • Studies in children and adults have found an association between the number of hours of television watched and the prevalence of obesity. A 2008 meta analysis found that 63 of 73 studies (86%) showed an increased rate of childhood obesity with increased media exposure, and rates increasing proportionally to time spent watching television.
  • Americans have become less physically active overall between 1955 and 2005.
  • During 2000 and 2005 the number of adults who were never physically active increased from 9.4% to 10.3% well the number who were engaged in the highest level of physical activity decreased from 18.7% to 16.7%.
  • When it comes to leisure-time physical activity, the number involved in no activity increased from 38.5% to 40.0% well those who spend most of their day sitting increased from 36.8% to 39.9%.
  • In 2000 the CDC estimated that more than 40% of the US population was sedentary, another 30% was active but not sufficiently and less than 30% had an adequate level of physical activity.
  • In the USA the proportion of children who walk or bike to school declined between 1969 (42%) and 2001 (16%) resulting in less exercise.
  • A 2008 meta analysis found that 63 of 73 studies (86%) showed an increased rate of childhood obesity with increased media exposure, and rates increasing proportionally to time spent watching television.