{"id":20,"date":"2026-10-04T18:37:47","date_gmt":"2026-10-04T18:37:47","guid":{"rendered":"https:\/\/boygle.com\/blog\/?p=20"},"modified":"2026-10-04T18:41:47","modified_gmt":"2026-10-04T18:41:47","slug":"what-is-bmi-complete-guide-to-body-mass-index","status":"publish","type":"post","link":"https:\/\/boygle.com\/blog\/what-is-bmi-complete-guide-to-body-mass-index\/","title":{"rendered":"What is BMI? Complete Guide to Body Mass Index"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">BMI (Body Mass Index) is a simple way to check if your weight is healthy for your height. It&#8217;s used by doctors, fitness trainers, and health experts around the world.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">What is BMI?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">BMI is a number calculated from your weight and height. It tells you which weight category you fall into:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Underweight:<\/strong> Below 18.5<\/li>\n\n\n\n<li><strong>Normal Weight:<\/strong> 18.5 to 24.9<\/li>\n\n\n\n<li><strong>Overweight:<\/strong> 25 to 29.9<\/li>\n\n\n\n<li><strong>Obese:<\/strong> 30 and above<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">How to Calculate BMI<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">The formula for BMI is:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>BMI = Weight (kg) \/ Height (m)\u00b2<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">For example, if you weigh 70 kg and are 1.75 m tall:<br>BMI = 70 \/ (1.75 \u00d7 1.75) = 22.9 (Normal Weight)<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Why is BMI Important?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">BMI helps you:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Understand if your weight is healthy<\/li>\n\n\n\n<li>Track changes in your body over time<\/li>\n\n\n\n<li>Identify potential health risks<\/li>\n\n\n\n<li>Set realistic fitness goals<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">Calculate Your BMI Instantly<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Instead of doing the math yourself, use our free BMI Calculator. Just enter your weight and height, and get your BMI instantly.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/boygle.com\/tools\/bmi-calculator\/\">Try BMI Calculator<\/a><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Limitations of BMI<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Remember, BMI is just a general guide. It doesn&#8217;t measure:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Muscle mass<\/li>\n\n\n\n<li>Body fat percentage<\/li>\n\n\n\n<li>Bone density<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Athletes and bodybuilders may have high BMI but low body fat. Always consult a doctor for a complete health assessment.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Conclusion<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">BMI is a quick and easy way to check if your weight is in a healthy range. Try our free BMI Calculator today and know your number!<\/p>\n","protected":false},"excerpt":{"rendered":"<p>BMI (Body Mass Index) is a simple way to check if your weight is healthy for your height. It&#8217;s used by doctors, fitness trainers, and health experts around the world. What is BMI? BMI is a number calculated from your weight and height. It tells you which weight category you fall into: How to Calculate &#8230; <a title=\"What is BMI? Complete Guide to Body Mass Index\" class=\"read-more\" href=\"https:\/\/boygle.com\/blog\/what-is-bmi-complete-guide-to-body-mass-index\/\" aria-label=\"Read more about What is BMI? Complete Guide to Body Mass Index\">Read more<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[5],"tags":[],"class_list":["post-20","post","type-post","status-publish","format-standard","hentry","category-tutorials"],"_links":{"self":[{"href":"https:\/\/boygle.com\/blog\/wp-json\/wp\/v2\/posts\/20","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/boygle.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/boygle.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/boygle.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/boygle.com\/blog\/wp-json\/wp\/v2\/comments?post=20"}],"version-history":[{"count":1,"href":"https:\/\/boygle.com\/blog\/wp-json\/wp\/v2\/posts\/20\/revisions"}],"predecessor-version":[{"id":21,"href":"https:\/\/boygle.com\/blog\/wp-json\/wp\/v2\/posts\/20\/revisions\/21"}],"wp:attachment":[{"href":"https:\/\/boygle.com\/blog\/wp-json\/wp\/v2\/media?parent=20"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/boygle.com\/blog\/wp-json\/wp\/v2\/categories?post=20"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/boygle.com\/blog\/wp-json\/wp\/v2\/tags?post=20"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}