PT - JOURNAL ARTICLE AU - Julia Haskins TI - HHS releases updated physical activity guidelines for Americans DP - 2019 Feb 01 TA - The Nation's Health PG - 7--7 VI - 49 IP - 1 4099 - http://www.thenationshealth.org/content/49/1/7.1.short 4100 - http://www.thenationshealth.org/content/49/1/7.1.full SO - Nations Health2019 Feb 01; 49