{"id":57093,"date":"2025-11-17T13:15:32","date_gmt":"2025-11-17T07:45:32","guid":{"rendered":"https:\/\/www.justfit.lk\/?p=57093"},"modified":"2025-11-17T09:04:19","modified_gmt":"2025-11-17T03:34:19","slug":"the-3-laws-of-muscle-activation-smart-science-behind-your-lifting","status":"publish","type":"post","link":"https:\/\/www.justfit.lk\/si\/the-3-laws-of-muscle-activation-smart-science-behind-your-lifting\/","title":{"rendered":"The 3 Laws of Muscle Activation: Smart Science Behind Your Lifting"},"content":{"rendered":"<h2 style=\"text-align: justify;\"><b>What This Blog Is About<\/b><\/h2>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">This blog explains three very important scientific rules (or \u201claws\u201d) that help you understand how your muscles turn on (activate) when you lift weights or do resistance training. These laws come from science and research, and they help you design workouts that are both smart and safe. By understanding these laws, you can train in a way that gets stronger, avoids injury, and makes your muscles work better.<\/span><\/p>\n<h2 style=\"text-align: justify;\"><a href=\"https:\/\/www.google.com\/search?q=The+Three+Laws+of+Muscle+Activation&amp;sca_esv=c44c4d982dff0690&amp;rlz=1C1CHBF_en-GBLK1098LK1098&amp;sxsrf=AE3TifM1pZTc7f9M6yk1oV0xpf2Drz3iHg%3A1763191834748&amp;ei=GiwYaaKwLdOPseMPg93ucA&amp;ved=0ahUKEwiipey30fOQAxXTR2wGHYOuGw4Q4dUDCBE&amp;uact=5&amp;oq=The+Three+Laws+of+Muscle+Activation&amp;gs_lp=Egxnd3Mtd2l6LXNlcnAiI1RoZSBUaHJlZSBMYXdzIG9mIE11c2NsZSBBY3RpdmF0aW9uMgYQABgWGB4yCxAAGIAEGIoFGIYDMgUQABjvBTIFEAAY7wUyCBAAGIkFGKIEMggQABiJBRiiBEj6BVDyAljyAnABeAGQAQCYAacCoAGnAqoBAzItMbgBA8gBAPgBAfgBApgCAqACsAKoAhDCAgcQIxjqAhgnwgIUEAAYgAQYigUYkQIY6gIYtALYAQGYAwS6BgYIARABGAGSBwUxLjMtMaAH4wOyBwMzLTG4B6wCwgcDMi0yyAcH&amp;sclient=gws-wiz-serp\" rel=\"nofollow noopener\" target=\"_blank\"><b>The Three Laws of Muscle Activation<\/b><\/a><\/h2>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">Here are the <\/span><b>three key science rules<\/b><span style=\"font-weight: 400;\"> explained simply:<\/span><\/p>\n<h3 style=\"text-align: justify;\"><b>1. <\/b><a href=\"https:\/\/www.google.com\/search?q=Gravity%E2%80%99s+Pull+and+Resistance&amp;sca_esv=c44c4d982dff0690&amp;rlz=1C1CHBF_en-GBLK1098LK1098&amp;sxsrf=AE3TifPmsq2Wqu0s2fJnQV0Uz4yEbPQsPA%3A1763191817582&amp;ei=CSwYaaicI5eVseMPj5SJiQk&amp;ved=0ahUKEwjoxNSv0fOQAxWXSmwGHQ9KIpEQ4dUDCBE&amp;uact=5&amp;oq=Gravity%E2%80%99s+Pull+and+Resistance&amp;gs_lp=Egxnd3Mtd2l6LXNlcnAiH0dyYXZpdHnigJlzIFB1bGwgYW5kIFJlc2lzdGFuY2UyBRAhGKABSOAfULAZWLAZcAF4AZABAJgB6gGgAeoBqgEDMi0xuAEDyAEA-AEB-AECmAICoALzAagCEMICBxAjGOoCGCfCAhQQABiABBiKBRiRAhjqAhi0AtgBAZgDBLoGBggBEAEYAZIHBTEuMC4xoAevAbIHAzItMbgH7wHCBwUwLjEuMcgHBQ&amp;sclient=gws-wiz-serp\" rel=\"nofollow noopener\" target=\"_blank\"><b>Gravity\u2019s Pull and Resistance<\/b><\/a><\/h3>\n<ul style=\"text-align: justify;\">\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">This law reminds us that Earth\u2019s gravity affects how we lift weights.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">When you lift a heavy weight, it moves slowly. That\u2019s because it\u2019s \u201cheavy for you.\u201d<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">If a weight is light, you can lift it fast, but fast doesn\u2019t always mean strong.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Example: Powerlifters lift heavy to build strength, then practice fast movements (like skill lifts) to improve technique.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Practical tip<\/b><span style=\"font-weight: 400;\">: Use heavy resistance for strength training. Use lighter, faster lifting when working on speed or technique.<\/span><\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<p><img fetchpriority=\"high\" decoding=\"async\" class=\"alignnone wp-image-57106 size-full\" src=\"https:\/\/www.justfit.lk\/wp-content\/uploads\/2025\/11\/3-Laws-of-Muscle-Activation4.png\" alt=\"Muscle Activation\" width=\"750\" height=\"938\" title=\"\" srcset=\"https:\/\/www.justfit.lk\/wp-content\/uploads\/2025\/11\/3-Laws-of-Muscle-Activation4.png 750w, https:\/\/www.justfit.lk\/wp-content\/uploads\/2025\/11\/3-Laws-of-Muscle-Activation4-240x300.png 240w\" sizes=\"(max-width: 750px) 100vw, 750px\" \/><\/p>\n<p>&nbsp;<\/p>\n<h3 style=\"text-align: justify;\"><b>2. <\/b><a href=\"https:\/\/www.google.com\/search?q=Henneman%E2%80%99s+Size+Principle&amp;sca_esv=c44c4d982dff0690&amp;rlz=1C1CHBF_en-GBLK1098LK1098&amp;sxsrf=AE3TifM6MLrEbFDLbLc3i1lI8GWZUvRr1Q%3A1763191802847&amp;ei=-isYadTCM_WsseMP_a_O0Ag&amp;ved=0ahUKEwjUp9Go0fOQAxV1VmwGHf2XE4oQ4dUDCBE&amp;uact=5&amp;oq=Henneman%E2%80%99s+Size+Principle&amp;gs_lp=Egxnd3Mtd2l6LXNlcnAiG0hlbm5lbWFu4oCZcyBTaXplIFByaW5jaXBsZTIFEAAYgAQyBhAAGBYYHjIGEAAYFhgeMgYQABgWGB4yBhAAGBYYHjIGEAAYFhgeMggQABgWGB4YCjIGEAAYFhgeMgYQABgWGB4yBhAAGBYYHkjkB1CoBFioBHABeAGQAQCYAdgBoAHYAaoBAzItMbgBA8gBAPgBAfgBApgCAqAC4AGoAhDCAgcQIxjqAhgnwgITEAAYgAQYigUYQxjqAhi0AtgBAcICEBAAGAMYjwEY6gIYtALYAQHCAhAQLhgDGI8BGOoCGLQC2AEBmAMEugYGCAEQARgBkgcFMS4wLjGgB5gIsgcDMi0xuAfcAcIHAzItMsgHBg&amp;sclient=gws-wiz-serp\" rel=\"nofollow noopener\" target=\"_blank\"><b>Henneman\u2019s Size Principle<\/b><\/a><b>: How Muscle Fibers Get Recruited<\/b><\/h3>\n<ul style=\"text-align: justify;\">\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Your body doesn\u2019t use all muscle fibers at once. It calls in fibers gradually, based on how hard you work. This is called the <\/span><b>size principle<\/b><span style=\"font-weight: 400;\">.<\/span><a href=\"https:\/\/breakingmuscle.com\/the-3-laws-of-muscle-activation-in-resistance-training\/?utm_source=chatgpt.com\" rel=\"nofollow noopener\" target=\"_blank\"><span style=\"font-weight: 400;\">\u00a0<\/span><\/a><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">For small effort (like lifting light weight), your body uses \u201cslow\u201d muscle fibers first.<\/span><\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">When more strength is needed, it brings in \u201cfast\u201d or \u201chigh-threshold\u201d fibers, the ones that can produce a big force but get tired faster.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Although people often think \u201cslow fibers are slow, fast fibers are super fast,\u201d the real speed difference is very small (only a few milliseconds).<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Big, fast fibers also fatigue faster than smaller, slower fibers.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Practical tip<\/b><span style=\"font-weight: 400;\">: If you want to build strength and power, include heavy lifts that force your body to recruit many muscle fibers. For endurance or long workouts, lighter weights work too.<\/span><\/li>\n<\/ul>\n<h3 style=\"text-align: justify;\"><b><img decoding=\"async\" class=\"alignnone wp-image-57100 size-full\" src=\"https:\/\/www.justfit.lk\/wp-content\/uploads\/2025\/11\/3-Laws-of-Muscle-Activation2.png\" alt=\"Muscle Activation\" width=\"750\" height=\"938\" title=\"\" srcset=\"https:\/\/www.justfit.lk\/wp-content\/uploads\/2025\/11\/3-Laws-of-Muscle-Activation2.png 750w, https:\/\/www.justfit.lk\/wp-content\/uploads\/2025\/11\/3-Laws-of-Muscle-Activation2-240x300.png 240w\" sizes=\"(max-width: 750px) 100vw, 750px\" \/><\/b><\/h3>\n<h2>3.<b><\/b><a href=\"https:\/\/www.google.com\/search?q=Genetic+Limits&amp;sca_esv=c44c4d982dff0690&amp;rlz=1C1CHBF_en-GBLK1098LK1098&amp;sxsrf=AE3TifMLJcm9_v61LxfXjj70pWsg8-AFMw%3A1763191784520&amp;ei=6CsYabe9H8iQseMPsp6w8AU&amp;ved=0ahUKEwi30fKf0fOQAxVISGwGHTIPDF4Q4dUDCBE&amp;uact=5&amp;oq=Genetic+Limits&amp;gs_lp=Egxnd3Mtd2l6LXNlcnAiDkdlbmV0aWMgTGltaXRzMgUQABiABDIFEAAYgAQyBRAAGIAEMgUQABiABDIGEAAYFhgeMgYQABgWGB4yBhAAGBYYHjIGEAAYFhgeMgYQABgWGB4yBhAAGBYYHkjCElC9BFi9BHABeAGQAQCYAc4BoAHOAaoBAzItMbgBA8gBAPgBAfgBApgCAqAC1gGoAhDCAgcQIxjqAhgnwgIUEAAYgAQYigUYkQIY6gIYtALYAQGYAwS6BgYIARABGAGSBwUxLjAuMaAH-wSyBwMyLTG4B9IBwgcFMC4xLjHIBwY&amp;sclient=gws-wiz-serp\" rel=\"nofollow noopener\" target=\"_blank\"><b>Genetic Limits<\/b><\/a><b>: Your Body\u2019s Setup Matters<\/b><\/h2>\n<ul style=\"text-align: justify;\">\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Not everyone\u2019s body is built the same: your bones, muscles, and nerves all play a role.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Some things are out of your control:<\/span>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"2\"><span style=\"font-weight: 400;\">How long or short your limbs are.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"2\"><span style=\"font-weight: 400;\">Where your muscles connect to your bone (tendon insertion) changes how forceful or fast you can be.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"2\"><span style=\"font-weight: 400;\">How many \u201c<strong>fast<\/strong>\u201d fibers vs. \u201c<strong>slow<\/strong>\u201d fibers do you have?<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"2\"><span style=\"font-weight: 400;\">How well your nervous system is wired to make muscle fibers contract.<\/span><a href=\"https:\/\/breakingmuscle.com\/the-3-laws-of-muscle-activation-in-resistance-training\/?utm_source=chatgpt.com\" rel=\"nofollow noopener\" target=\"_blank\"><span style=\"font-weight: 400;\">\u00a0<\/span><\/a><\/li>\n<\/ul>\n<\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Practical tip<\/b><span style=\"font-weight: 400;\">: Know your body type. Use training methods that match your strengths, but also don\u2019t ignore your weaknesses.<\/span><\/li>\n<\/ul>\n<h2 style=\"text-align: left;\"><b>Why These Muscle Activation Laws Matter in Real Workouts<\/b><\/h2>\n<ul style=\"text-align: justify;\">\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">These principles help you <\/span><a href=\"https:\/\/www.google.com\/search?q=train+smarter&amp;sca_esv=c44c4d982dff0690&amp;rlz=1C1CHBF_en-GBLK1098LK1098&amp;sxsrf=AE3TifOhtf9QE5nuLckdhFKh6kIUinWWkw%3A1763191764087&amp;ei=1CsYaZ6EBeeWwcsPyqKc2Q0&amp;ved=0ahUKEwievpOW0fOQAxVnS3ADHUoRJ9sQ4dUDCBE&amp;uact=5&amp;oq=train+smarter&amp;gs_lp=Egxnd3Mtd2l6LXNlcnAiDXRyYWluIHNtYXJ0ZXIyCxAAGIAEGIoFGJECMgUQABiABDILEC4YgAQYxwEYrwEyBRAAGIAEMgUQLhiABDIFEAAYgAQyBhAAGBYYHjIGEAAYFhgeMgYQABgWGB4yBhAAGBYYHkiHBlCABFiABHABeAGQAQCYAeQBoAHkAaoBAzItMbgBA8gBAPgBAfgBApgCAqAC7QGoAhDCAgcQIxjqAhgnwgIUEAAYgAQYigUYkQIY6gIYtALYAQGYAwS6BgYIARABGAGSBwUxLjAuMaAHpQuyBwMyLTG4B-kBwgcDMi0yyAcH&amp;sclient=gws-wiz-serp\" rel=\"nofollow noopener\" target=\"_blank\"><b>train smarter<\/b><\/a><span style=\"font-weight: 400;\">, not just \u201clift more.\u201d<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">They guide how to pick weights, plan rest, and choose the right speed or tempo for lifting.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Understanding them makes your resistance training principles more effective because you\u2019re not just guessing; you\u2019re using science.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">They help reduce injury risk by aligning your physical training with how your body naturally recruits muscle.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">For athletes or people who want power, strength, or muscle growth, these laws help balance growth and recovery.<\/span><\/li>\n<\/ul>\n<h2 style=\"text-align: justify;\"><b>How to Feel Your Muscles Working<\/b><\/h2>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">It is one thing to know the laws of muscle activity and another thing to actually experience your muscles working.<\/span> <span style=\"font-weight: 400;\">By lifting a weight, you should not simply move the weight between point A and point B, but rather, you should train a particular muscle that you want to train.<\/span> <span style=\"font-weight: 400;\">As an illustration, in the case of performing a<\/span><strong><a href=\"https:\/\/www.google.com\/search?q=+bicep+curl&amp;sca_esv=c44c4d982dff0690&amp;rlz=1C1CHBF_en-GBLK1098LK1098&amp;sxsrf=AE3TifMthzTp_sENf7XBKBrFFBHK1019QA%3A1763191699684&amp;ei=kysYaZGyKaibseMPnZK06Q0&amp;ved=0ahUKEwjRx7j30POQAxWoTWwGHR0JLd0Q4dUDCBE&amp;uact=5&amp;oq=+bicep+curl&amp;gs_lp=Egxnd3Mtd2l6LXNlcnAiCyBiaWNlcCBjdXJsMgoQABiABBiKBRhDMgUQABiABDIFEAAYgAQyBRAAGIAEMgUQABiABDIFEAAYgAQyBRAAGIAEMgoQABiABBiKBRhDMgoQABiABBiKBRhDMgsQABiABBiKBRiRAkiAB1DkA1jkA3ABeAGQAQCYAf0BoAH9AaoBAzItMbgBA8gBAPgBAfgBApgCAqACkgKoAhLCAgcQIxjqAhgnwgITEAAYgAQYigUYQxjqAhi0AtgBAZgDD7oGBggBEAEYAZIHBTEuMC4xoAeUBbIHAzItMbgHgwLCBwUyLTEuMcgHEA&amp;sclient=gws-wiz-serp\" rel=\"nofollow noopener\" target=\"_blank\"> bicep curl<\/a><\/strong><span style=\"font-weight: 400;\">, focus your eyes on the bicep and squeeze the top of the lift.<\/span> <span style=\"font-weight: 400;\">This is what is referred to as the <\/span><strong><a href=\"https:\/\/www.google.com\/search?q=mind-muscle+connection&amp;sca_esv=c44c4d982dff0690&amp;rlz=1C1CHBF_en-GBLK1098LK1098&amp;sxsrf=AE3TifNKesjIikHYer23RFL9KD8LBm-zSA%3A1763191752231&amp;ei=yCsYafPrDZueseMP_qKXwAQ&amp;ved=0ahUKEwjz77-Q0fOQAxUbT2wGHX7RBUgQ4dUDCBE&amp;uact=5&amp;oq=mind-muscle+connection&amp;gs_lp=Egxnd3Mtd2l6LXNlcnAiFm1pbmQtbXVzY2xlIGNvbm5lY3Rpb24yCxAAGIAEGIoFGJECMgUQABiABDIFEAAYgAQyBRAAGIAEMgYQABgWGB4yBhAAGBYYHjIGEAAYFhgeMgYQABgWGB4yBhAAGBYYHjIGEAAYFhgeSPoFUL8CWL8CcAF4AZABAJgBzgGgAc4BqgEDMi0xuAEDyAEA-AEB-AECmAICoALaAagCFMICBxAjGOoCGCfCAhMQABiABBiKBRhDGOoCGLQC2AEBmAMFugYGCAEQARgBkgcFMS4wLjGgB_oGsgcDMi0xuAfUAcIHAzItMsgHCA&amp;sclient=gws-wiz-serp\" rel=\"nofollow noopener\" target=\"_blank\">mind-muscle connection<\/a><\/strong><span style=\"font-weight: 400;\">.<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">In addition, decelerate a few of your reps.<\/span> <span style=\"font-weight: 400;\">You can move too quickly, and your body will use momentum rather than the appropriate muscle fibers.<\/span> <span style=\"font-weight: 400;\">The weight used should be challenging yet not difficult to avoid burnout in your muscles.<\/span> <span style=\"font-weight: 400;\">Even the simplest exercises, such as push-ups or squats, can instruct you on how your body can recruit small to large and slow to fast fibers.<\/span> <span style=\"font-weight: 400;\">This makes your training smarter and safer makes your training.<\/span><\/p>\n<h2 style=\"text-align: justify;\"><b>Simple Tips for Using These Laws in Your Training<\/b><\/h2>\n<ul style=\"text-align: justify;\">\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Warm up with lighter weights so your body can gradually recruit fibers.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Use heavy lifts (like squats, deadlifts) to push \u201chigh-threshold\u201d fibers (fast but powerful).<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Practice slower, more controlled movements to train endurance and technique.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Don\u2019t compare yourself too much to others; your genetics matter.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Allow rest and recovery: your body needs time to use these recruited fibers well.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">Use different training styles: mix strength days and speed\/skill days.<\/span><\/span><\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<p><img decoding=\"async\" class=\"alignnone wp-image-57097 size-full\" src=\"https:\/\/www.justfit.lk\/wp-content\/uploads\/2025\/11\/3-Laws-of-Muscle-Activation1.png\" alt=\"Muscle Activation\" width=\"750\" height=\"938\" title=\"\" srcset=\"https:\/\/www.justfit.lk\/wp-content\/uploads\/2025\/11\/3-Laws-of-Muscle-Activation1.png 750w, https:\/\/www.justfit.lk\/wp-content\/uploads\/2025\/11\/3-Laws-of-Muscle-Activation1-240x300.png 240w\" sizes=\"(max-width: 750px) 100vw, 750px\" \/><\/p>\n<h2 style=\"text-align: justify;\"><b>FAQs<\/b><\/h2>\n<ol style=\"text-align: justify;\">\n<li><b> What does \u201c<\/b><a href=\"https:\/\/www.google.com\/search?q=muscle+activation&amp;sca_esv=c44c4d982dff0690&amp;rlz=1C1CHBF_en-GBLK1098LK1098&amp;sxsrf=AE3TifNU51Wu5EhwZfV1s7L234s2AwK5cw%3A1763191671843&amp;ei=dysYae6WM9SXseMPmYGz6A8&amp;ved=0ahUKEwiurpXq0POQAxXUS2wGHZnADP0Q4dUDCBE&amp;uact=5&amp;oq=muscle+activation&amp;gs_lp=Egxnd3Mtd2l6LXNlcnAiEW11c2NsZSBhY3RpdmF0aW9uMgsQABiABBiKBRiRAjILEAAYgAQYigUYkQIyCxAAGIAEGIoFGJECMgUQABiABDIFEAAYgAQyBRAAGIAEMgUQABiABDIFEAAYgAQyBRAAGIAEMgUQABiABEjkBVDCAljCAnABeAGQAQCYAcwBoAHMAaoBAzItMbgBA8gBAPgBAfgBApgCAqAC1wGoAhDCAgcQIxjqAhgnwgIUEAAYgAQYigUYkQIY6gIYtALYAQGYAwe6BgYIARABGAGSBwUxLjAuMaAHuQWyBwMyLTG4B9ABwgcFMC4xLjHIBwg&amp;sclient=gws-wiz-serp\" rel=\"nofollow noopener\" target=\"_blank\"><b>muscle activation<\/b><\/a><b>\u201d mean?<\/b><b><br \/>\n<\/b><span style=\"font-weight: 400;\"><span style=\"font-weight: 400;\"> It means how many and which muscle fibers your body \u201cturns on\u201d when you move or lift.<\/span><\/span><\/li>\n<li><b> Why can\u2019t I move really heavy weights fast?<\/b><b><br \/>\n<\/b><span style=\"font-weight: 400;\"><span style=\"font-weight: 400;\"> Because of gravity, heavy weights are hard to move quickly, so your speed drops when the load is heavy.<\/span><\/span><\/li>\n<li><b> What is the \u201csize principle\u201d in simple words?<\/b><b><br \/>\n<\/b><span style=\"font-weight: 400;\"><span style=\"font-weight: 400;\"> As your effort goes up, your body adds more (and bigger) muscle fibers to help. It starts small and slow, then adds bigger, faster fibers when needed.<\/span><\/span><\/li>\n<li><b> Can I change my genetics to be \u201cbetter\u201d at strength?<\/b><b><br \/>\n<\/b><span style=\"font-weight: 400;\"><span style=\"font-weight: 400;\"> Not really. You can\u2019t change your bone structure or how many fast-twitch fibers you have. But you can train smartly based on what your body is good at.<\/span><\/span><\/li>\n<li><b> Do these laws only apply to serious athletes?<\/b><b><br \/>\n<\/b><span style=\"font-weight: 400;\"> No, they apply to everyone who does resistance training, even if you just lift weights at home.<\/span><\/li>\n<\/ol>\n<h2 style=\"text-align: justify;\"><b>Conclusion\u00a0<\/b><\/h2>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">The <\/span><strong><a href=\"https:\/\/www.google.com\/search?q=three+laws+of+muscle+activation&amp;rlz=1C1CHBF_en-GBLK1098LK1098&amp;oq=three+laws+of+muscle+activation&amp;gs_lcrp=EgZjaHJvbWUyBggAEEUYOTIICAEQABgWGB4yDQgCEAAYhgMYgAQYigUyDQgDEAAYhgMYgAQYigUyDQgEEAAYhgMYgAQYigUyBwgFEAAY7wUyCggGEAAYgAQYogQyCggHEAAYgAQYogQyCggIEAAYogQYiQXSAQkxMTA1ajBqMTWoAgiwAgHxBYjo8z76afcN8QWI6PM--mn3DQ&amp;sourceid=chrome&amp;ie=UTF-8\" rel=\"nofollow noopener\" target=\"_blank\">three laws of muscle activation<\/a><\/strong><span style=\"font-weight: 400;\"> can assist us in knowing how our muscles behave during the training process.<\/span> <span style=\"font-weight: 400;\">First, there is the influence of gravity on the speed or slowness of weight lifting.<\/span> <span style=\"font-weight: 400;\">Second, the recruitment of muscle fibers in our body is intelligent in that it works slowly to fast depending on the intensity of our work.<\/span> <span style=\"font-weight: 400;\">Third, our fitness, our genes, the composition of our muscles, and our nerves have a profound effect on the strength that we can exert.<\/span> <span style=\"font-weight: 400;\">These facts about <\/span><strong><a href=\"https:\/\/www.google.com\/search?q=resistance+training+principles&amp;sca_esv=c44c4d982dff0690&amp;rlz=1C1CHBF_en-GBLK1098LK1098&amp;sxsrf=AE3TifMDS3Hp7VSlkLiA6jQ2XcgIFtdJww%3A1763191653471&amp;ei=ZSsYaaW6HJuTseMPkYK4oQ8&amp;ved=0ahUKEwjlgLTh0POQAxWbSWwGHREBLvQQ4dUDCBE&amp;uact=5&amp;oq=resistance+training+principles&amp;gs_lp=Egxnd3Mtd2l6LXNlcnAiHnJlc2lzdGFuY2UgdHJhaW5pbmcgcHJpbmNpcGxlczILEAAYgAQYigUYkQIyBhAAGBYYHjIGEAAYFhgeMgYQABgWGB4yBhAAGBYYHjIGEAAYFhgeMgYQABgWGB4yBhAAGBYYHjIGEAAYFhgeMgYQABgWGB5IiQVQigJYigJwAXgBkAEAmAHEAaABxAGqAQMwLjG4AQPIAQD4AQH4AQKYAgKgAt4BqAIUwgIHECMY6gIYJ8ICFBAAGIAEGIoFGJECGOoCGLQC2AEBwgIQEAAYAxiPARjqAhi0AtgBAcICEBAuGAMYjwEY6gIYtALYAQGYAxO6BgYIARABGAGSBwUxLjAuMaAH5gayBwMyLTG4B8sBwgcFMi0xLjHIBxI&amp;sclient=gws-wiz-serp\" rel=\"nofollow noopener\" target=\"_blank\">resistance training principles<\/a><\/strong><span style=\"font-weight: 400;\"> will enable you to train smarter, challenge yourself safely, and gain strength in a manner that is commensurate with your body.<\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>What This Blog Is About This blog explains three very important scientific rules (or \u201claws\u201d) that help you understand how your muscles turn on (activate) when you lift weights or do resistance training. These laws come from science and research, and they help you design workouts that are both smart and safe. By understanding these [&hellip;]<\/p>\n","protected":false},"author":878,"featured_media":57094,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_bbp_topic_count":0,"_bbp_reply_count":0,"_bbp_total_topic_count":0,"_bbp_total_reply_count":0,"_bbp_voice_count":0,"_bbp_anonymous_reply_count":0,"_bbp_topic_count_hidden":0,"_bbp_reply_count_hidden":0,"_bbp_forum_subforum_count":0,"jnews-multi-image_gallery":[],"jnews_single_post":[],"jnews_primary_category":[],"jnews_food_recipe":[],"enable_food_recipe":"","food_recipe_title":"","food_recipe_description":"","food_recipe_serve":"","food_recipe_time":"","food_recipe_prep":"","food_recipe_level":"","food_recipe_keywords":"","food_recipe_category":"","food_recipe_cuisine":"","food_recipe_yield":"","food_recipe_calories":"","enable_print_recipe":"","ingredient":[],"instruction":"","jnews_social_meta":[],"jnews_review":[],"enable_review":"","type":"","name":"","summary":"","brand":"","sku":"","good":[],"bad":[],"score_override":"","override_value":"","rating":[],"price":[],"jnews_override_counter":[],"jnews_post_split":[],"footnotes":""},"categories":[260,385,944,18,264],"tags":[8628,8629],"class_list":["post-57093","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-muscle-building","category-gym","category-health","category-life-style","category-workout","tag-3-laws-of-muscle-activation","tag-smart-science-behind-your-lifting"],"amp_enabled":true,"_links":{"self":[{"href":"https:\/\/www.justfit.lk\/si\/wp-json\/wp\/v2\/posts\/57093","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.justfit.lk\/si\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.justfit.lk\/si\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.justfit.lk\/si\/wp-json\/wp\/v2\/users\/878"}],"replies":[{"embeddable":true,"href":"https:\/\/www.justfit.lk\/si\/wp-json\/wp\/v2\/comments?post=57093"}],"version-history":[{"count":4,"href":"https:\/\/www.justfit.lk\/si\/wp-json\/wp\/v2\/posts\/57093\/revisions"}],"predecessor-version":[{"id":57112,"href":"https:\/\/www.justfit.lk\/si\/wp-json\/wp\/v2\/posts\/57093\/revisions\/57112"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.justfit.lk\/si\/wp-json\/wp\/v2\/media\/57094"}],"wp:attachment":[{"href":"https:\/\/www.justfit.lk\/si\/wp-json\/wp\/v2\/media?parent=57093"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.justfit.lk\/si\/wp-json\/wp\/v2\/categories?post=57093"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.justfit.lk\/si\/wp-json\/wp\/v2\/tags?post=57093"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}