{"id":117774,"date":"2026-10-03T11:07:03","date_gmt":"2026-10-03T15:07:03","guid":{"rendered":"https:\/\/bgodinspired.com\/?p=117774"},"modified":"2026-10-03T11:07:03","modified_gmt":"2026-10-03T15:07:03","slug":"undiagnosed-high-blood-pressure","status":"publish","type":"post","link":"https:\/\/bgodinspired.com\/index.php\/health-and-wellness\/undiagnosed-high-blood-pressure\/","title":{"rendered":"Undiagnosed High Blood Pressure: 6 in 10 Were Never Told"},"content":{"rendered":"<div class='booster-block booster-read-block'>\n                <div class=\"twp-read-time\">\n                \t<i class=\"booster-icon twp-clock\"><\/i> <span>Read Time:<\/span>11 Minute, 27 Second                <\/div>\n\n            <\/div><p>High blood pressure does not hurt. It does not itch or ache. It does not make you tired. You can carry it for years and feel completely fine.<\/p>\n\n<p>That is what makes a big new study from England so striking. Researchers looked at blood pressure readings from 1.4 million adults. More than a third of them had high blood pressure. And of those, nearly 6 in 10 had never been told.<\/p>\n\n<p>That is <strong>undiagnosed high blood pressure<\/strong> on a huge scale, in a country where a visit to the family doctor costs nothing.<\/p>\n\n<p>There is also a second finding that got far less attention, and a detail about how the numbers were gathered that changes how you should read them. Here is the whole picture, and what you can do about it this week, even with no money to spare.<\/p>\n\n<h2>What the Study of 1.4 Million Adults Found<\/h2>\n\n<p>The research came from Oxford Population Health at the University of Oxford. The team used readings collected by Our Future Health, the largest health research programme in the UK, from adults who joined between 2022 and 2025. The results were published in the journal <em>BMJ Public Health<\/em> in September 2026.<\/p>\n\n<p>A person was counted as having high blood pressure if the top number was 140 or more, the bottom number was 90 or more, or they were already taking medicine to lower it. That is the World Health Organization&#8217;s definition.<\/p>\n\n<p>Here is what they found:<\/p>\n\n<ul>\n<li><strong>37%<\/strong> of the adults had high blood pressure.<\/li>\n<li><strong>59%<\/strong> of the people who had it were &#8220;undetected.&#8221; They had never been diagnosed and were not taking medicine for it.<\/li>\n<li>Among people who <em>were<\/em> taking medicine, <strong>50%<\/strong> still had readings at or above 140\/90.<\/li>\n<li>It was not only older people. <strong>15%<\/strong> of adults aged 18 to 39 had it, rising to <strong>71%<\/strong> of those aged 80 and over.<\/li>\n<li>It was more common in men than in women: <strong>42%<\/strong> against <strong>29%<\/strong>, once age was taken into account.<\/li>\n<\/ul>\n\n<p>The lead author, Wenyu Liu, a medical statistician at Oxford Population Health, did not soften it: &#8220;While hypertension is largely a &#8216;silent killer&#8217;, the current approach to detecting and treating high blood pressure is not fit for purpose.&#8221;<\/p>\n\n<p>You can read <a href=\"https:\/\/www.eurekalert.org\/news-releases\/1145143\" target=\"_blank\" rel=\"noopener\">the university&#8217;s summary of the study<\/a> for the full figures.<\/p>\n\n<div class=\"convertkit-form wp-block-convertkit-form\" style=\"\"><script async data-uid=\"6491fb8269\" src=\"https:\/\/bgodinspired.kit.com\/6491fb8269\/index.js\" data-jetpack-boost=\"ignore\" data-no-defer=\"1\" data-no-optimize=\"1\" nowprocket><\/script><\/div>\n\n\n<h2>Why Undiagnosed High Blood Pressure Is So Common<\/h2>\n\n<p>Blood pressure is simply how hard your blood pushes against the walls of your arteries. The top number is the push when your heart beats. The bottom number is the push when it rests between beats.<\/p>\n\n<p>When that push stays too high for years, it wears on the arteries, the heart, the brain and the kidneys. Professor Bryan Williams of the British Heart Foundation, commenting on the study, called high blood pressure &#8220;the leading modifiable risk factor for cardiovascular disease, linked to around half of heart attacks and strokes in the UK.&#8221;<\/p>\n\n<p>But the wearing is quiet. There is usually no pain and no warning. So most of us only get checked when we already feel ill, and high blood pressure almost never makes you feel ill.<\/p>\n\n<p>Age plays a part too. In England, adults are not routinely invited for a national health check until they turn 40. Yet in this study, about 1 in 7 adults under 40 already had high blood pressure. That matters at a time when <a href=\"https:\/\/bgodinspired.com\/index.php\/health-and-wellness\/stroke-in-young-adults-nearly-doubled\/\">stroke in young adults<\/a> has been rising, for reasons researchers have not yet pinned down.<\/p>\n\n<p>And this is not just an English problem. The World Health Organization estimates that 1.4 billion adults aged 30 to 79 had high blood pressure in 2024, and that about 600 million of them, 44%, did not know. Two-thirds of adults with high blood pressure live in low- and middle-income countries.<\/p>\n\n<h2>Three Details Most Headlines Skipped<\/h2>\n\n<p><strong>First, &#8220;two-thirds&#8221; was really 59%.<\/strong> Many headlines, including the university&#8217;s own, said two-thirds of people with high blood pressure do not know they have it. The measured figure was 59%. That is closer to three in five. It is still a very large number. It just does not need rounding up to be worth your attention.<\/p>\n\n<p><strong>Second, the readings came from a clinic visit, and one clinic reading is not a diagnosis.<\/strong> The numbers were taken at the clinic appointments people attended as part of the research programme. But blood pressure jumps around. Nerves raise it. Rushing raises it. Even <a href=\"https:\/\/bgodinspired.com\/index.php\/health-and-wellness\/how-to-take-blood-pressure-correctly\/\">where your arm rests during the reading<\/a> can change the number.<\/p>\n\n<p>That is why England&#8217;s own health guidance says a high reading in a clinic should be confirmed with readings at home, or with a monitor worn through the day, before anyone is told they have high blood pressure. So it is fair to expect that some of the people counted as &#8220;undetected&#8221; in this study would come back normal on a second look. The study measured high readings. It did not confirm each person. The people who signed up were also volunteers, so they are not a perfect mirror of the whole country.<\/p>\n\n<p>Here is the twist. The researchers argue that this confirm-it-first rule is part of the problem. A person gets one high reading, is meant to come back for more, and life gets in the way. The careful step meant to protect people from a wrong label can also be the gap they fall through.<\/p>\n\n<p><strong>Third, knowing is not the finish line.<\/strong> Half of the people already on medicine still had readings above the line. The published summary does not say why. But it means that being diagnosed, and even being treated, is not the same as being well. Finding out is step one. Staying with it is step two.<\/p>\n\n<h2>How to Find Out If You Have High Blood Pressure<\/h2>\n\n<p>There is only one way to know: measure it. It takes about two minutes and it does not hurt.<\/p>\n\n<ul>\n<li><strong>Find a free or cheap check.<\/strong> Many pharmacies, clinics and community health workers will do it for little or nothing. Health days at markets, workplaces and community centres often offer it too. A neighbour or relative with a home monitor is also a fine place to start.<\/li>\n<li><strong>Sit still first.<\/strong> Rest quietly for five minutes. Sit with your back supported and your feet flat on the floor. Rest your arm on a table so the cuff is level with your heart. Do not talk during the reading.<\/li>\n<li><strong>Do not trust a single number.<\/strong> One high reading is a reason to check again, not a verdict. Measure on a few different days and write the numbers down.<\/li>\n<li><strong>If it stays at 140\/90 or higher, see a doctor, nurse or health worker.<\/strong> Take your written numbers with you.<\/li>\n<li><strong>If it is 180\/120 or higher<\/strong> and you have chest pain, a severe headache, or trouble seeing or speaking, get urgent help.<\/li>\n<li><strong>If you already take blood pressure medicine,<\/strong> keep taking it and get re-checked. If your numbers are still high, tell whoever prescribed it. Do not stop or change the dose on your own.<\/li>\n<\/ul>\n\n<p>The everyday helpers are mostly free: less salt, a daily walk, less alcohol, no smoking. Salt is the famous one, but it is not the only thing in packaged food worth watching. One large study found <a href=\"https:\/\/bgodinspired.com\/index.php\/health-and-wellness\/food-preservatives-linked-high-blood-pressure\/\">eight food preservatives linked to high blood pressure<\/a>.<\/p>\n\n<p>This article is for understanding, not for diagnosing. A health worker who can see you is always better than an article that cannot.<\/p>\n\n<h2>The Faults You Cannot Feel<\/h2>\n\n<p>There is something in this study that reaches past arteries.<\/p>\n\n<p>We trust how we feel. If nothing hurts, we assume nothing is wrong. And yet one of the most important numbers in the body sends no signal at all. Feeling fine and being fine turn out to be two different things.<\/p>\n\n<p>There is a very old prayer, written long before anyone could measure blood pressure, that noticed the same problem in a different place. Not in the blood, but in a person&#8217;s character. The writer asks who can really understand their own errors. Then he asks God to clean him of his secret faults. Not the ones he was hiding from other people. The ones hidden from himself. The ones he could not feel.<\/p>\n\n<p>What stands out is the tone. It is not a frightened prayer. He does not panic about what might be in there. He simply admits he cannot see all of himself, and asks the One who can to look. Asking to be checked, it turns out, is not an act of fear. It is an act of trust.<\/p>\n\n<p>And in the very next line, he asks for help with the faults he already knows about, so they will not rule over him. The hidden ones first. Then the known ones that are not yet under control. Those are the same two halves as the study: the 59% who had not been told, and the 50% who knew and were still above the line.<\/p>\n\n<div class=\"bgi-hero-block\" style=\"border:1px solid #e5e5e5;border-radius:8px;padding:20px 24px;margin:28px 0;background:#fafafa;\">\n<p style=\"margin:0 0 6px 0;font-size:0.9em;color:#666;\">A good place to start:<\/p>\n<p style=\"margin:0 0 8px 0;font-size:1.15em;\"><strong>The Beginner&#8217;s Guide to Feeling God&#8217;s Presence Every Day<\/strong><\/p>\n<p style=\"margin:0 0 10px 0;\">A simple guide to noticing God in the ordinary moments of a day, even when life feels chaotic.<\/p>\n<p style=\"margin:0;\"><a href=\"https:\/\/bgodinspired.com\/index.php\/free-video-course-feeling-gods-presence\/?utm_source=wordpress&amp;utm_medium=article-inline&amp;utm_content=hero\">Get the free guide<\/a><\/p>\n<p style=\"margin:6px 0 0 0;color:#666;\">Free.<\/p>\n<\/div>\n\n<h2>Two Minutes and a Cuff<\/h2>\n\n<p>Not knowing can feel safer than knowing. It is not. The people in this study who walked out with a high reading were not the unlucky ones. They were the ones who found out, while there was still plenty of time to do something about it.<\/p>\n\n<p>So find a cuff this week. Sit down. Rest your arm. Breathe. Two minutes later you will have a number, and a number is something you can work with.<\/p>\n\n<p>You may feel fine. Good. Now go and find out if you are.<\/p>\n\n<h2>Let&#8217;s Talk About It<\/h2>\n\n<p>In England, routine health checks start at 40, but this study found high blood pressure in about 1 in 7 adults younger than that. Should checks start at 18, or would that only worry healthy young people for nothing? Tell us what you think in the comments.<\/p>\n\n<div class=\"convertkit-form wp-block-convertkit-form\" style=\"\"><script async data-uid=\"6491fb8269\" src=\"https:\/\/bgodinspired.kit.com\/6491fb8269\/index.js\" data-jetpack-boost=\"ignore\" data-no-defer=\"1\" data-no-optimize=\"1\" nowprocket><\/script><\/div>\n\n\n<h2>Share This<\/h2>\n\n<p>A study of 1.4 million adults found 59% of people with high blood pressure had never been told. It doesn&#8217;t hurt, so you only know if you measure. Worth 5 minutes: https:\/\/bgodinspired.com\/index.php\/health-and-wellness\/undiagnosed-high-blood-pressure\/<\/p>\n\n<p>I always thought feeling fine meant I was fine. Then I read that half of the people already on blood pressure medicine in a huge study were still above the line. Getting mine checked this week. https:\/\/bgodinspired.com\/index.php\/health-and-wellness\/undiagnosed-high-blood-pressure\/<\/p>\n\n<p>&#8220;Asking to be checked is not an act of fear. It is an act of trust.&#8221; Did not expect a blood pressure article to end there. https:\/\/bgodinspired.com\/index.php\/health-and-wellness\/undiagnosed-high-blood-pressure\/<\/p>\n\n<h2>Undiagnosed High Blood Pressure: Common Questions Answered<\/h2>\n\n<h3>Can you have high blood pressure and not know it?<\/h3>\n<p>Yes. High blood pressure usually causes no pain and no symptoms, which is why it is often called a silent killer. In a 2026 study of 1.4 million adults in England, 59% of the people with high blood pressure had never been diagnosed and were not taking medicine for it. The only way to know is to have blood pressure measured.<\/p>\n\n<h3>What percentage of people with high blood pressure are undiagnosed?<\/h3>\n<p>In a 2026 Oxford Population Health study of 1.4 million adults in England, published in BMJ Public Health, 59% of people with high blood pressure were undetected, meaning never diagnosed and not on blood pressure medicine. Worldwide, the World Health Organization estimates that about 44% of adults aged 30 to 79 with high blood pressure, roughly 600 million people, are unaware they have it.<\/p>\n\n<h3>What blood pressure reading counts as high?<\/h3>\n<p>Under the World Health Organization definition used in the 2026 England study, blood pressure is high when the top number (systolic) is 140 or more, or the bottom number (diastolic) is 90 or more. A person already taking medicine to lower blood pressure is also counted as having high blood pressure. Some countries use lower cut-offs, so a local doctor or nurse is the best guide.<\/p>\n\n<h3>Is one high blood pressure reading enough for a diagnosis?<\/h3>\n<p>Usually not. Blood pressure changes through the day and can rise with nerves, rushing or poor arm position. Health guidance in England says a clinic reading of 140\/90 or higher should be confirmed with readings taken at home, or with a monitor worn through the day, before high blood pressure is diagnosed. One high reading is a reason to check again on other days and to see a health worker if it stays high.<\/p>\n\n<h3>How can I check my blood pressure for free?<\/h3>\n<p>Many pharmacies, clinics, community health workers and local health days offer blood pressure checks at little or no cost, and a friend or relative with a home monitor can also help. For a true reading, rest for five minutes, sit with back supported and feet flat, keep the arm resting at heart level, and do not talk. Readings that stay at 140\/90 or higher on different days should be shown to a doctor, nurse or health worker.<\/p>\n\n<h3>Why is blood pressure still high in people taking medicine?<\/h3>\n<p>In the 2026 England study of 1.4 million adults, half of the people taking blood pressure medicine still had readings at or above 140\/90. The published summary of the study does not give the reasons. Anyone whose readings stay high while on medicine should keep taking it and tell the doctor or nurse who prescribed it, since treatment often needs to be reviewed and adjusted over time.<\/p>        <div class=\"booster-block booster-reactions-block\">\n            <div class=\"twp-reactions-icons\">\n                \n                <div class=\"twp-reacts-wrap\">\n                    <a react-data=\"be-react-1\" post-id=\"117774\" class=\"be-face-icons un-reacted\" href=\"javascript:void(0)\">\n                        <img decoding=\"async\" src=\"https:\/\/bgodinspired.com\/wp-content\/plugins\/booster-extension\/\/assets\/icon\/happy.svg\" alt=\"Happy\" title=\"\">\n                    <\/a>\n                    <div class=\"twp-reaction-title\">\n                        Happy                    <\/div>\n                    <div class=\"twp-count-percent\">\n                                                    <span style=\"display: none;\" class=\"twp-react-count\">0<\/span>\n     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What it means, and how to get checked.<\/p>\n","protected":false},"author":1,"featured_media":117773,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_monsterinsights_skip_tracking":false,"_wp_convertkit_post_meta":{"form":"-1","landing_page":"0","tag":"0","restrict_content":"0"},"footnotes":""},"categories":[5224,3711],"tags":[],"class_list":["post-117774","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-bgodinspired-health-news","category-health-and-wellness"],"_links":{"self":[{"href":"https:\/\/bgodinspired.com\/index.php\/wp-json\/wp\/v2\/posts\/117774","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/bgodinspired.com\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/bgodinspired.com\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/bgodinspired.com\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/bgodinspired.com\/index.php\/wp-json\/wp\/v2\/comments?post=117774"}],"version-history":[{"count":4,"href":"https:\/\/bgodinspired.com\/index.php\/wp-json\/wp\/v2\/posts\/117774\/revisions"}],"predecessor-version":[{"id":117779,"href":"https:\/\/bgodinspired.com\/index.php\/wp-json\/wp\/v2\/posts\/117774\/revisions\/117779"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/bgodinspired.com\/index.php\/wp-json\/wp\/v2\/media\/117773"}],"wp:attachment":[{"href":"https:\/\/bgodinspired.com\/index.php\/wp-json\/wp\/v2\/media?parent=117774"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/bgodinspired.com\/index.php\/wp-json\/wp\/v2\/categories?post=117774"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/bgodinspired.com\/index.php\/wp-json\/wp\/v2\/tags?post=117774"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}