{"product_id":"optimal-jeff-foster-9780008787806","title":"Optimal: Understanding Testosterone for Strength, Health and Wellness","description":"A myth-busting guide on testosterone from leading male health expert Dr Jeff Foster to help men feel stronger, healthier, and get back to their best selves.\u003cp\u003eTestosterone: it's a powerhouse hormone that fuels men's energy, focus, mood, and vitality at every age. Yet despite its importance, testosterone is surrounded by confusion, stigma, and half-truths.\u003c\/p\u003e\u003cp\u003eIn this accessible, myth-busting guide, leading expert in male health, Dr Jeff Foster, sets the record straight. Drawing on years of clinical experience, he explains how testosterone really works; why deficiency is far more common than most people think, and how it can impact everything from sleep to mental health, strength to sex, and overall wellbeing.\u003c\/p\u003e\u003cp\u003eLearn how to spot the signs of low testosterone; what modern treatments can (and can't) do, and why looking after your hormone health is one of the best investments you can make for your future.\u003c\/p\u003e\u003cp\u003eTestosterone is not simply about muscles and libido. It's about health, confidence, and living life to the fullest.\u003c\/p\u003e\u003cbr\u003e\u003cbr\u003e\u003cb\u003eAuthor:\u003c\/b\u003e Jeff Foster\u003cbr\u003e\u003cb\u003eISBN-10:\u003c\/b\u003e 0008787808\u003cbr\u003e\u003cb\u003eISBN-13:\u003c\/b\u003e 9780008787806\u003cbr\u003e\u003cb\u003ePublisher:\u003c\/b\u003e HQ\u003cbr\u003e\u003cb\u003eLanguage:\u003c\/b\u003e English\u003cbr\u003e\u003cb\u003ePublished:\u003c\/b\u003e 11\/17\/2026\u003cbr\u003e\u003cb\u003ePages:\u003c\/b\u003e 352\u003cbr\u003e\u003cb\u003eFormat:\u003c\/b\u003e Hardcover","brand":"Jeff Foster","offers":[{"title":"Hardcover","offer_id":48520285159679,"sku":"9780008787806","price":28.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/2982\/9887\/files\/img_4bd55870-84c7-43b0-9ed2-2e0acc5a8a33.jpg?v=1778741844","url":"https:\/\/www.whiterainbookhouse.com\/products\/optimal-jeff-foster-9780008787806","provider":"WR Book House","version":"1.0","type":"link"}