{"id":6288,"date":"2026-10-17T14:07:28","date_gmt":"2026-10-17T12:07:28","guid":{"rendered":"https:\/\/training.fit\/?post_type=uebung&#038;p=6288"},"modified":"2026-10-17T14:07:28","modified_gmt":"2026-10-17T12:07:28","slug":"crunch-a-la-machine","status":"publish","type":"uebung","link":"https:\/\/training.fit\/fr\/exercice\/crunch-a-la-machine\/","title":{"rendered":"Crunch \u00e0 la machine"},"content":{"rendered":"<p>Le crunch \u00e0 la machine est un exercice ind\u00e9modable qui cible efficacement les abdominaux en salle. Pour l\u2019effectuer, tu utilises une machine \u00e0 crunch et fl\u00e9chis le haut du corps vers l\u2019avant avec les muscles abdominaux afin de soulever la charge.<\/p>\n<p>Il est rare de trouver une salle bien \u00e9quip\u00e9e qui ne dispose pas d\u2019une machine d\u00e9di\u00e9e \u00e0 cet exercice. En effet, le crunch \u00e0 la machine est un exercice d\u2019isolation simple qui te permet de cibler parfaitement le grand droit de l\u2019abdomen. Il pr\u00e9sente en outre peu de risques et laisse peu de place aux erreurs.<\/p>\n<p>Le crunch \u00e0 la machine est essentiellement une variante des <a href=\"https:\/\/training.fit\/fr\/?post_type=uebung&amp;p=6335\">crunchs classiques<\/a>, avec un mouvement guid\u00e9 et la possibilit\u00e9 d\u2019ajouter une charge afin de rendre l\u2019entra\u00eenement plus difficile. Tu peux \u00e9galement essayer les <a href=\"https:\/\/training.fit\/fr\/?post_type=uebung&amp;p=6340\">crunchs \u00e0 la poulie<\/a> comme alternative.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Execution_correcte\">Ex\u00e9cution correcte<\/span><\/h2>\n<p>Le crunch \u00e0 la machine est souvent recommand\u00e9 aux d\u00e9butants en raison de sa simplicit\u00e9. Il convient toutefois aussi tr\u00e8s bien aux pratiquants avanc\u00e9s gr\u00e2ce \u00e0 son excellente isolation et \u00e0 la possibilit\u00e9 d\u2019utiliser des charges lourdes.<\/p>\n<p>Au d\u00e9but, ne choisis pas une charge trop lourde. Augmente-la progressivement d\u2019une s\u00e9rie \u00e0 l\u2019autre afin de trouver celle avec laquelle tu peux encore effectuer le mouvement dans toute son amplitude.<\/p>\n<p>Garde \u00e0 l\u2019esprit que toutes les machines \u00e0 crunch ne sont pas construites de la m\u00eame mani\u00e8re. Elles diff\u00e8rent par la position des pieds et des jambes, celle des poign\u00e9es et les autres supports. Selon la configuration de la machine, tu peux cibler plut\u00f4t le haut ou le bas de tes abdominaux. De mani\u00e8re g\u00e9n\u00e9rale, le grand droit de l\u2019abdomen est toutefois entra\u00een\u00e9 dans son ensemble.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Tutoriel_video\">Tutoriel vid\u00e9o<\/span><\/h3>\n<div class=\"video-meta\" itemprop=\"video\" itemscope itemtype=\"https:\/\/schema.org\/VideoObject\"><meta itemprop=\"thumbnailUrl\" content=\"https:\/\/training.fit\/wp-content\/plugins\/wp-youtube-lyte\/lyteCache.php?origThumbUrl=https%3A%2F%2Fi.ytimg.com%2Fvi%2F_O1xunCfYEM%2Fmaxresdefault.jpg\" \/><meta itemprop=\"embedURL\" content=\"https:\/\/www.youtube.com\/embed\/_O1xunCfYEM\" \/><meta itemprop=\"duration\" content=\"PT2M12S\" \/><meta itemprop=\"uploadDate\" content=\"2009-09-24T21:57:42Z\" \/><meta itemprop=\"name\" content=\"How To: Abdominal Crunch (Hammer Strength)\" \/><meta itemprop=\"description\" content=\"PUSH, PULL, LEGS (12 Weeks Program) - http:\/\/goo.gl\/X8HeL5 4 DAY SPLIT Muscle Building 12 Week Program: http:\/\/goo.gl\/6AlH84 Twitter: https:\/\/www.twitter.com\/Scott_Herman Facebook: http:\/\/www.facebook.com\/ScottHermanFitness Instagram: http:\/\/www.instagram.com\/ScottHermanFitness ---------------------------------------- \ud83c\udfc6 GET MY FREE PROGRAM NOW: https:\/\/muscularstrength.com\/guaranteed_gains_sign_up_FREE \ud83d\udce8 Join My MAILING LIST: https:\/\/muscularstrength.com\/mailing-list \ud83d\udcaa\ud83c\udffb CHECK OUT MY HOME &amp; GYM WORKOUT PROGRAMS: https:\/\/muscularstrength.com\/program-selector \ud83d\udcaf\ud83c\udfcb\ufe0fONLINE COACHING: https:\/\/muscularstrength.com\/consultations-scottherman \ud83d\udcf1 INSTAGRAM: https:\/\/www.instagram.com\/scotthermanfitness \ud83d\udcf1 TIKTOK: https:\/\/www.tiktok.com\/@scotthermanfitness ---------------------------------------- DOWNLOAD MY APP! \u2013 iPhone &amp; Android! https:\/\/muscularstrength.com\/phoneapp ---------------------------------------- #ScottHerman #Bodybuilding #MuscleGain\"><div class=\"lyte-wrapper\" title=\"How To: Abdominal Crunch (Hammer Strength)\" style=\"width:853px;max-width:100%;margin:5px;\"><div class=\"lyMe hidef\" id=\"WYL__O1xunCfYEM\"><meta itemprop=\"accessibilityFeature\" content=\"captions\" \/><div id=\"lyte__O1xunCfYEM\" data-src=\"https:\/\/training.fit\/wp-content\/plugins\/wp-youtube-lyte\/lyteCache.php?origThumbUrl=https%3A%2F%2Fi.ytimg.com%2Fvi%2F_O1xunCfYEM%2Fmaxresdefault.jpg\" class=\"pL\"><div class=\"tC\"><div class=\"tT\">How To: Abdominal Crunch (Hammer Strength)<\/div><\/div><div class=\"play\"><\/div><div class=\"ctrl\"><div class=\"Lctrl\"><\/div><div class=\"Rctrl\"><\/div><\/div><\/div><noscript><a href=\"https:\/\/youtu.be\/_O1xunCfYEM\" rel=\"nofollow\"><img src=\"https:\/\/training.fit\/wp-content\/plugins\/wp-youtube-lyte\/lyteCache.php?origThumbUrl=https%3A%2F%2Fi.ytimg.com%2Fvi%2F_O1xunCfYEM%2F0.jpg\" alt=\"How To: Abdominal Crunch (Hammer Strength)\" width=\"853\" height=\"460\" \/><br \/>Lire cette vid\u00e9o sur YouTube<\/a><\/noscript><\/div><\/div><\/div>\n<h3><span class=\"ez-toc-section\" id=\"Instructions_etape_par_etape\">Instructions \u00e9tape par \u00e9tape<\/span><\/h3>\n<p class=\"num\">Assieds-toi sur la machine \u00e0 crunch.<\/p>\n<p class=\"num\">Plaque fermement tes fesses contre le si\u00e8ge et veille \u00e0 ce que le bas de ton dos touche \u00e9galement le coussin arri\u00e8re, s\u2019il y en a un.<\/p>\n<p class=\"num\">Place tes pieds sur les barres de support inf\u00e9rieures ou sur la plateforme, selon la conception de la machine, puis pose les mains sur les poign\u00e9es.<\/p>\n<p class=\"num\">Fl\u00e9chis le haut du corps vers les genoux en veillant \u00e0 ce que tes bras et tes jambes ne t\u2019aident pas. Le mouvement doit provenir exclusivement de tes abdominaux.<\/p>\n<p class=\"num\">Ram\u00e8ne le haut du corps \u00e0 la position de d\u00e9part de mani\u00e8re contr\u00f4l\u00e9e.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Erreurs_frequentes\">Erreurs fr\u00e9quentes<\/span><\/h2>\n<p>Au crunch \u00e0 la machine, la tentation de charger lourd est grande. Choisis une charge qui te permet de parcourir sans \u00e0-coups toute l\u2019amplitude dans laquelle tu te sens \u00e0 l\u2019aise sur cette machine, sans forcer en fin de mouvement.<\/p>\n<p>Si les poign\u00e9es se trouvent au-dessus de ta t\u00eate, veille \u00e0 ne pas utiliser tes bras pour tirer la charge vers le bas et t\u2019aider dans le mouvement. Utilise tes mains uniquement pour stabiliser ton corps. D\u00e9placer des charges plus lourdes avec tes bras r\u00e9duit consid\u00e9rablement l\u2019effet d\u2019entra\u00eenement. Tout au plus, tes bras peuvent t\u2019aider l\u00e9g\u00e8rement pendant la derni\u00e8re r\u00e9p\u00e9tition.<\/p>\n","protected":false},"featured_media":6294,"parent":0,"template":"","meta":[],"muskelgruppe":[1661],"acf":{"isolation-type":"isolation","difficulty":"easy","exercise-type":"machine","push-pull":"pull","howto":true,"home-exercise":false,"other-names":"Machine \u00e0 abdos","target-muscles":30992,"equipment":5051,"muscles":5393,"supporting-muscles":null,"training-type":null,"training-plans":null,"alternative_exercises":[6335,6340,8249,6715,7171,7721]},"yoast_head":"<title>Crunch \u00e0 la machine | Training.fit<\/title>\n<meta name=\"description\" content=\"Crunch \u00e0 la machine : d\u00e9couvre quelle charge choisir pour garder toute l\u2019amplitude et pourquoi tes bras ne doivent pas tirer. 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