{"id":3695,"date":"2021-02-01T12:47:26","date_gmt":"2021-02-01T07:17:26","guid":{"rendered":"https:\/\/thefitnessphantom.com\/?p=3695"},"modified":"2022-09-29T19:34:27","modified_gmt":"2022-09-29T14:04:27","slug":"dumbbell-leg-extension","status":"publish","type":"post","link":"https:\/\/thefitnessphantom.com\/dumbbell-leg-extension","title":{"rendered":"Dumbbell Leg Extension: How-to, Muscles Worked, Benefits"},"content":{"rendered":"\n<p>The dumbbell leg extension is a simple and effective <a href=\"https:\/\/thefitnessphantom.com\/a-complete-guide-to-free-weights-exercise\" data-type=\"post\" data-id=\"127\" target=\"_blank\" rel=\"noreferrer noopener\">free-weight exercise<\/a> for developing quad muscles. It is a good alternative to a machine leg extension. You can do it at home with the help of a <a href=\"https:\/\/thefitnessphantom.com\/types-of-workout-bench-and-bench-exercise\" target=\"_blank\" data-type=\"post\" data-id=\"2175\" rel=\"noreferrer noopener\">workout bench<\/a>.<\/p>\n\n\n\n<p>In this article, I&#8217;ve shared everything about dumbbell leg extensions, such as which muscles are involved, how to perform, and what are its pros and cons.<\/p>\n\n\n\n<p><strong>Exercise Summary<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\"><li><strong>Equipment Required<\/strong>: Dumbbell and Workout Bench<\/li><li><strong>Difficulty Level<\/strong>: Intermediate<\/li><li><strong>Types of workout<\/strong>: Strength Workout<\/li><li><strong>Force Type<\/strong>: Extension or Push<\/li><\/ul>\n\n\n\n<p><strong>You can save this: <a href=\"https:\/\/thefitnessphantom.com\/10-week-home-workout-plan-with-pdf\" target=\"_blank\" rel=\"noreferrer noopener\">10-Week Home Workout Plan with Free PDF (No Gym)<\/a><\/strong><\/p>\n\n\n\n<h2 class=\"has-base-3-color has-contrast-background-color has-text-color has-background wp-block-heading\"><strong>Muscles Worked<\/strong><\/h2>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1200\" height=\"800\" src=\"https:\/\/thefitnessphantom.com\/wp-content\/uploads\/2020\/10\/Quad-muscle-anatomy.jpg\" alt=\"Quad muscle anatomy\" class=\"wp-image-6409\" title=\"\" srcset=\"https:\/\/thefitnessphantom.com\/wp-content\/uploads\/2020\/10\/Quad-muscle-anatomy.jpg 1200w, https:\/\/thefitnessphantom.com\/wp-content\/uploads\/2020\/10\/Quad-muscle-anatomy-300x200.jpg 300w, https:\/\/thefitnessphantom.com\/wp-content\/uploads\/2020\/10\/Quad-muscle-anatomy-768x512.jpg 768w\" sizes=\"(max-width: 1200px) 100vw, 1200px\" \/><\/figure>\n<\/div>\n\n\n<p>DB leg extension is an <a href=\"https:\/\/thefitnessphantom.com\/list-of-isolation-exercises\" data-type=\"post\" data-id=\"7767\" target=\"_blank\" rel=\"noreferrer noopener\">isolation exercise<\/a> that primarily strengthens the quadriceps or quads.<\/p>\n\n\n\n<p>The quad is one of the largest muscles in the human body and is located in the front and the side of the upper leg (between hips and knees).<\/p>\n\n\n\n<p><strong>It is a group of four muscles:<\/strong><\/p>\n\n\n\n<ol class=\"wp-block-list\" type=\"1\"><li><strong>Vastus lateralis:<\/strong> The vastus lateralis is on the outside part of your thigh.<\/li><li><strong>Vastus medialis:<\/strong> This is the \u201cteardrop\u201d on the inside.<\/li><li><strong>Rectus Femoris.<\/strong> This is the muscle on top, right in the center.<\/li><li><strong>Vastus intermedius:<\/strong> It is situated under the rectus femoris muscle.<\/li><\/ol>\n\n\n\n<p>Having solid quads helps improve your performance where <a href=\"https:\/\/thefitnessphantom.com\/a-guide-to-the-dumbbell-leg-exercises\" data-type=\"post\" data-id=\"606\" target=\"_blank\" rel=\"noreferrer noopener\">lower body strength<\/a> requires, such as in running and jumping.<\/p>\n\n\n\n<h2 class=\"has-base-3-color has-contrast-background-color has-text-color has-background wp-block-heading\"><strong>Seated Dumbbell Leg Extension at Home<\/strong><\/h2>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe title=\"Dumbbell Leg Extensions\" width=\"1200\" height=\"900\" src=\"https:\/\/www.youtube.com\/embed\/HpCE66lfEuk?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<p>To perform a leg extension with dumbbells, you need need a workout bench or table where you can sit comfortably with your legs straight.<\/p>\n\n\n\n<p><strong>Here are the steps you can follow to perform seated dumbbell leg extensions:<\/strong><\/p>\n\n\n\n<ol class=\"wp-block-list\"><li>Sit on the edge of the bench with your feet on or slightly off the floor. Your knees should be bent at 90 degrees so that they can move ups and down.<\/li><li>Keep your palms firmly on the bench and tightly grip the edge with your fingers (doing this allows lift the weight efficiently).<\/li><li>Now, grasp the dumbbell between your feet and extend your knees until your quads are fully engaged (but do not lock your knees).<\/li><li>Pause for a couple of seconds in that position and then lower to the start. This is your one repetition.<\/li><\/ol>\n\n\n\n<p><strong>Note:<\/strong> You can perform as many sets and reps as you like but make sure not to put much pressure on your knees as it can be more harmful than good in the long run.<\/p>\n\n\n\n<p><strong>Suggested reps and sets:<\/strong> 8-12 x 3<\/p>\n\n\n\n<h3 class=\"has-base-3-color has-contrast-background-color has-text-color has-background wp-block-heading\">Pro Tips to Avoid Mistakes and Perform Efficiently<\/h3>\n\n\n\n<ol class=\"wp-block-list\" type=\"1\"><li>Try to do max-rep, low-weight sets. Because using a heavier dumbbell may put <a href=\"https:\/\/www.researchgate.net\/post\/Are-Leg-Extension-Exercises-Beneficial-or-Dangerous\" target=\"_blank\" rel=\"noreferrer noopener\">pressure on your knees<\/a>, which can be harmful in the future.<\/li><li>Keep your back straight during the entire movement.<\/li><li>Do not perform this movement rapidly. Focus on engaging your quads muscles in every rep.<\/li><li>Do not lock your knees completely at the top.<\/li><li>Perform this movement with other leg exercises such as squats, lunges, and <a href=\"https:\/\/thefitnessphantom.com\/dumbbell-deadlift\" target=\"_blank\" rel=\"noreferrer noopener\">deadlifts<\/a>.<\/li><\/ol>\n\n\n\n<h2 class=\"has-base-3-color has-contrast-background-color has-text-color has-background wp-block-heading\"><strong>Benefits of DB Leg Extension<\/strong><\/h2>\n\n\n\n<ol class=\"wp-block-list\" type=\"1\"><li>Unlike the <a href=\"https:\/\/thefitnessphantom.com\/dumbbell-squat-variations\" data-type=\"post\" data-id=\"8263\" target=\"_blank\" rel=\"noreferrer noopener\">squat<\/a>, the leg extension is an \u201c<a href=\"https:\/\/bmcmusculoskeletdisord.biomedcentral.com\/articles\/10.1186\/s12891-019-2429-z\" target=\"_blank\" rel=\"noreferrer noopener\">open-chain kinetic<\/a>&#8221; exercise where you need to move your legs up and down instead of keeping them in a stationary position. Thus, it allows you to target the quads more precisely.<\/li><li>DB Leg extension can be a good substitute for a machine leg extension if you want to bolster your quadriceps at home.<\/li><li>Contrary to Machine Leg Extension, Dumbbell allows you to sit comfortably because it gives you control over a range of motion and sitting position.<\/li><li>DB leg extension strengthens the quadriceps, which helps you in other activities and sports, such as cycling, soccer, deadlifting, squatting, etc.<\/li><\/ol>\n\n\n\n<h2 class=\"has-base-3-color has-contrast-background-color has-text-color has-background wp-block-heading\"><strong>Who should avoid it?<\/strong><\/h2>\n\n\n\n<p>People with vulnerable knees or past leg injuries should avoid dumbbell leg extension. Studies suggest that seated leg extensions keep knees under constant tension and increase the risk of strain and injuries in the future. So it&#8217;s best to see a doctor or consult with your trainer if you want to do this exercise.<\/p>\n\n\n\n<h2 class=\"has-base-3-color has-contrast-background-color has-text-color has-background wp-block-heading\"><strong>Leg Extensions with Dumbbells vs Machine<\/strong><\/h2>\n\n\n\n<p>The leg extension machine is fixed, which allows you to work on quads safely. It controls the excess movement and protects you from injuries. While dumbbell leg extension is a free weight exercise and allows you to control the range of motion. <\/p>\n\n\n\n<p><strong>Alternatives Exercises to do at home:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\"><li><a href=\"https:\/\/thefitnessphantom.com\/resistance-band-quad-exercises#5_Banded_Leg_Extension\" target=\"_blank\" rel=\"noreferrer noopener\">Resistance Band Leg Extension<\/a><\/li><\/ul>\n\n\n\n<ul class=\"wp-block-list\"><li><a href=\"https:\/\/thefitnessphantom.com\/kettlebell-quad-exercises#3_Kettlebell_Quad_Extension\" target=\"_blank\" rel=\"noreferrer noopener\">Kettlebell Knee Extension<\/a><\/li><\/ul>\n","protected":false},"excerpt":{"rendered":"<p>The dumbbell leg extension is a simple and effective free-weight exercise for developing quad muscles. It is a good alternative to a machine leg extension. You can do it at home with the help of a workout bench. In this article, I&#8217;ve shared everything about dumbbell leg extensions, such as which muscles are involved, how &#8230; <a title=\"Dumbbell Leg Extension: How-to, Muscles Worked, Benefits\" class=\"read-more\" href=\"https:\/\/thefitnessphantom.com\/dumbbell-leg-extension\" aria-label=\"Read more about Dumbbell Leg Extension: How-to, Muscles Worked, Benefits\">Read more<\/a><\/p>\n","protected":false},"author":1,"featured_media":3698,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[119,233],"tags":[232],"class_list":["post-3695","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-dumbbell-exercises","category-lower-body","tag-dumbbell-leg-extension"],"_links":{"self":[{"href":"https:\/\/thefitnessphantom.com\/wp-json\/wp\/v2\/posts\/3695","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/thefitnessphantom.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/thefitnessphantom.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/thefitnessphantom.com\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/thefitnessphantom.com\/wp-json\/wp\/v2\/comments?post=3695"}],"version-history":[{"count":6,"href":"https:\/\/thefitnessphantom.com\/wp-json\/wp\/v2\/posts\/3695\/revisions"}],"predecessor-version":[{"id":11308,"href":"https:\/\/thefitnessphantom.com\/wp-json\/wp\/v2\/posts\/3695\/revisions\/11308"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/thefitnessphantom.com\/wp-json\/wp\/v2\/media\/3698"}],"wp:attachment":[{"href":"https:\/\/thefitnessphantom.com\/wp-json\/wp\/v2\/media?parent=3695"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/thefitnessphantom.com\/wp-json\/wp\/v2\/categories?post=3695"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/thefitnessphantom.com\/wp-json\/wp\/v2\/tags?post=3695"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}