{"product_id":"stay-sharp-jay-fly-9798297175266","title":"Stay Sharp: A Functional-Fitness Road-Map for 30- to 50-Year-Olds","description":"\u003cbr\u003e\u003cb\u003eYou're not trying to win the CrossFit Games or pose on a bodybuilding stage-you just want to sprint for the train, hoist a suitcase into an overhead bin, and still kill it in a game of pick-up. You want energy left for your partner after the kids are in bed, and the confidence that your body won't tap out before your ambitions do.\u003c\/b\u003e\u003cbr\u003e\u003cb\u003eKeeping a \u003c\/b\u003e\u003cb\u003e\u003ci\u003ephysical edge\u003c\/i\u003e\u003c\/b\u003e\u003cb\u003e after 30 isn't vanity; it's leverage. The pages ahead turn one man's wake-up call at 33 into a blueprint anyone can follow at 35, 42, or 49.\u003c\/b\u003e\u003cbr\u003e\u003cbr\u003e\u003cb\u003eAuthor:\u003c\/b\u003e Jay Fly\u003cbr\u003e\u003cb\u003eISBN-13:\u003c\/b\u003e 9798297175266\u003cbr\u003e\u003cb\u003ePublisher:\u003c\/b\u003e Independently Published\u003cbr\u003e\u003cb\u003eLanguage:\u003c\/b\u003e English\u003cbr\u003e\u003cb\u003ePublished:\u003c\/b\u003e 08\/08\/2025\u003cbr\u003e\u003cb\u003ePages:\u003c\/b\u003e 90\u003cbr\u003e\u003cb\u003eFormat:\u003c\/b\u003e Paperback\u003cbr\u003e\u003cb\u003eWeight:\u003c\/b\u003e 0.29lbs\u003cbr\u003e\u003cb\u003eSize:\u003c\/b\u003e 9.00h x 6.00w x 0.19d","brand":"Jay Fly","offers":[{"title":"Paperback","offer_id":49083644870911,"sku":"9798297175266","price":12.22,"currency_code":"USD","in_stock":true}],"url":"https:\/\/www.whiterainbookhouse.com\/products\/stay-sharp-jay-fly-9798297175266","provider":"WR Book House","version":"1.0","type":"link"}