{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"First-ever federal guidelines for physical activity issued for Americans: moderate aerobic exercise extends life and reduces the risk of a variety of ... An article from: Duke Medicine Health News","author_name":"Unavailable","thumbnail_url":"https://www.ebooknetworking.net/books/noimage.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B003ETPDB0.html\">First-ever federal guidelines for physical activity issued for Americans: moderate aerobic exercise extends life and reduces the risk of a variety of ... An article from: Duke Medicine Health News</a>","width":400,"height":300}