PT - JOURNAL ARTICLE ED - American Public Health Association TI - Physical activity guidelines give tips for kids, adults: New HHS recommendations pinpoint easy ways to fit in exercise DP - 2009 Dec 01 TA - The Nation's Health PG - 13--13 VI - 38 IP - 10 4099 - http://www.thenationshealth.org/content/38/10/13.short 4100 - http://www.thenationshealth.org/content/38/10/13.full SO - Nations Health2009 Dec 01; 38