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class="k-g-gn-drop">Open navigator</a></div><ol class="k-g-gn"><li class="navigation__step navigation__step--first"><a href="#zt83b9q" class="navigation__step-link">Before you start</a></li><li class="navigation__step"><a href="#zy29kqt" class="navigation__step-link">Take the test</a></li><li class="navigation__step navigation__step--last"><a href="#z36dwmn" class="navigation__step-link">Where next?</a></li></ol></header><section class="k-g-stp-container step-number-1 odd k-g-introduction"><div class="k-g-introduction-media"><div class="k-g-int-v video" data-image-recipe="http://ichef.bbci.co.uk/images/ic/$recipe/p02d69p3.jpg"><meta itemprop="name" content="Dr Chris Van Tulleken introduces the What鈥檚 the Right Diet for You? interactive test"><meta itemprop="description" content="We've designed three diets that should help you lose weight and keep it off for good."><meta itemprop="thumbnailUrl" content="https://web.archive.org/web/20170810230221im_/http://ichef.bbci.co.uk/images/ic/320x180/p02d69p3.jpg"><div class="emp" data-pid="p02flxvc" data-version-pid="p02flxvh" data-poster-template="http://ichef.bbci.co.uk/images/ic/$recipe/p02d69p3.jpg"><noscript><img src="https://web.archive.org/web/20170810230221im_/http://ichef.bbci.co.uk/images/ic/1600xn/p02d69p3.jpg" alt=""></noscript><div class="emp-fallback no-javascript"><p>Please turn on JavaScript. Media requires JavaScript to play.</p></div><button id="cta" class="button"></button></div><div class="k-g-int-v-meta meta"><div><a class="k-g-int-v-transcript download" href="https://web.archive.org/web/20170810230221/http://bam.files.bbci.co.uk/bam/live/content/zydxtfr/transcript">Transcript (PDF 222 Kb)</a></div></div></div></div><aside class="k-aside"><div class="guide-connections"><div data-zedid="zq3c9j6" class="guide-connections__item guide-connections__item--hero"><div class="guide-connections__image"><img src="https://web.archive.org/web/20170810230221im_/http://ichef.bbci.co.uk/images/ic/416x234/p02dl3sn.jpg" data-pid="p02dl3sn" alt="" class="resp widescreen"></div><div class="guide-connections__about"><span class="guide-connections__type">In association with</span><span class="guide-connections__name">A Horizon Special</span></div></div></div></aside><div class="k-g-introduction-content"><div class="k-g-stp-inner"><span id="zt83b9q" class="k-g-stp-anchor" tabindex="-1"></span><div class="k-g-gs-sn step-number-1"><div class="step-number__image"></div></div><h2 class="k-g-gs-t k-type-header"><span class="step-title__step-number">1. </span><span class="step-title__title">Before you start</span></h2><aside class="k-aside"><div class="guide-connections"><div data-zedid="zq3c9j6" class="guide-connections__item guide-connections__item--hero"><div class="guide-connections__image"><img src="https://web.archive.org/web/20170810230221im_/http://ichef.bbci.co.uk/images/ic/416x234/p02dl3sn.jpg" data-pid="p02dl3sn" alt="" class="resp widescreen"></div><div class="guide-connections__about"><span class="guide-connections__type">In association with</span><span class="guide-connections__name">A Horizon Special</span></div></div></div></aside><section class="k-section intro-with-connections"> <div class="k-g-gs-tb k-type-body-article"><p> Do you struggle with your weight and wonder which diet would give you the best results? </p></div> <div class="k-g-gs-tb k-type-body-article"><p> On What's The Right Diet For You? A Horizon Special, we profiled 75 people to understand why they had problems losing weight. Medical and nutritional experts tested their hormones, genes and attitudes towards food, categorising them into three groups: Constant Cravers, Feasters and Emotional Eaters. Our experts then gave each group a different diet to follow, using a scientific approach to weight loss. </p></div> <div class="k-g-gs-tb k-type-body-article"><p> This test will indicate whether you may be in one of the same groups. It is not a substitute for tests performed in the experiment but is a useful guide you can use at home.</p></div> </section></div></div></section> <section class="k-g-stp-container step-number-2 even penultimate-step non-boxed"><div class="k-g-stp-limiter"><div class="k-g-stp-header"><div class="k-g-stp-header-inner"><span id="zy29kqt" class="k-g-stp-anchor" tabindex="-1"></span><div class="k-g-gs-sn step-number-2"><div class="step-number__image"></div></div></div></div><div class="k-g-stp k-g-activity-step"><div class="k-g-stp-inner"><h2 class="k-g-gs-t k-type-header"><span class="step-title__step-number">2. </span><span class="step-title__title">Take the test</span></h2><div class="k-g-gs-tb k-type-body-article"><p>Answer the 12 simple questions about your eating habits to find your ideal dieting style. </p></div><div class="k-g-og-activity k-g-activity" data-gid="gfp94jy8yh" data-poster-pid="p02flsbp" data-palette="colour-palette-1" data-step-number="2"><div class="k-g-og-activity-container" id="k-g-og-activity-zy29kqt-gfp94jy8yh"></div><noscript><p class="no-script">JavaScript is required to view this activity.</p></noscript><div class="k-g-activity-cutsmustard"><p>This content uses functionality that is not supported by your current browser. Consider upgrading your browser.</p></div></div></div></div></div></section> <section class="k-g-stp-container step-number-3 end-step"><div class="k-g-stp k-g-end"><div class="k-g-stp-inner"><div class="k-g-gs-sn step-number-3"><span id="z36dwmn" class="k-g-stp-anchor"></span><div class="step-number__image end-step__step-number"></div></div><h2 class="k-g-gs-t k-type-header"><span class="step-title__step-number">3. </span><span class="step-title__title">Where next?</span></h2><div class="k-promo-panel"><div class=" k-gel-promo promo-1"><a href="https://web.archive.org/web/20170810230221/http://www.bbc.co.uk/food/collections/intermittent_dieting_recipes"><div class="media"><img src="https://web.archive.org/web/20170810230221im_/http://ichef.bbci.co.uk/images/ic/160x90/p02f7z6y.jpg" data-image-recipe="https://web.archive.org/web/20170810230221/http://ichef.bbci.co.uk/images/ic/$recipe/p02f7z6y.jpg" alt=""><span class=""></span><span class="overlay"></span></div><div class="context"><p class="title">Intermittent dieting: very low calorie recipes for Constant Cravers</p></div></a></div><div class=" k-gel-promo promo-2"><a href="https://web.archive.org/web/20170810230221/http://www.bbc.co.uk/food/collections/high-protein_low-gi_recipes"><div class="media"><img src="https://web.archive.org/web/20170810230221im_/http://ichef.bbci.co.uk/images/ic/160x90/p02f7zgy.jpg" data-image-recipe="https://web.archive.org/web/20170810230221/http://ichef.bbci.co.uk/images/ic/$recipe/p02f7zgy.jpg" alt=""><span class=""></span><span class="overlay"></span></div><div class="context"><p class="title">7 days of high-protein low-GI menus for Feasters</p></div></a></div><div class=" k-iwonder-promo promo-3 k-colour-palette-palette-1"><a href="https://web.archive.org/web/20170810230221/http://www.bbc.co.uk/guides/zt22mp3"><div class="media"><img src="https://web.archive.org/web/20170810230221im_/http://ichef.bbci.co.uk/images/ic/160x160/p02dzkzc.jpg" data-image-recipe="https://web.archive.org/web/20170810230221/http://ichef.bbci.co.uk/images/ic/$recipe/p02dzkzc.jpg" alt=""><span class="overlay"></span></div><div class="context"><p class="title">Why do I feel hungry?</p></div></a></div><div class=" k-gel-promo promo-4"><a href="https://web.archive.org/web/20170810230221/http://www.bbc.co.uk/food/collections/low-calorie_recipes"><div class="media"><img src="https://web.archive.org/web/20170810230221im_/http://ichef.bbci.co.uk/images/ic/160x90/p02f7zlh.jpg" data-image-recipe="https://web.archive.org/web/20170810230221/http://ichef.bbci.co.uk/images/ic/$recipe/p02f7zlh.jpg" alt=""><span class=""></span><span class="overlay"></span></div><div class="context"><p class="title">Low-calorie recipes</p></div></a></div><div class=" k-iwonder-promo promo-5 k-colour-palette-palette-5"><a href="https://web.archive.org/web/20170810230221/http://www.bbc.co.uk/iwonder"><div class="media"><img src="https://web.archive.org/web/20170810230221im_/http://ichef.bbci.co.uk/images/ic/160x160/p025ltwr.jpg" data-image-recipe="https://web.archive.org/web/20170810230221/http://ichef.bbci.co.uk/images/ic/$recipe/p025ltwr.jpg" alt=""><span class="overlay"></span></div><div class="context"><p class="title">Feed your curiosity with BBC iWonder</p></div></a></div><div class=" k-gel-promo promo-6"><a href="https://web.archive.org/web/20170810230221/http://www.bbc.co.uk/rightdiet"><div class="media"><img src="https://web.archive.org/web/20170810230221im_/http://ichef.bbci.co.uk/images/ic/160x90/p02cx7j2.jpg" data-image-recipe="https://web.archive.org/web/20170810230221/http://ichef.bbci.co.uk/images/ic/$recipe/p02cx7j2.jpg" alt=""><span class=""></span><span class="overlay"></span></div><div class="context"><p class="title">Download the ebook for more information on the diets</p></div></a></div></div></div></div></section><footer class="k-g-footer"><div id="k-g-gn-footer"><ol 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