{"id":15314,"date":"2026-01-09T08:41:54","date_gmt":"2026-01-09T01:41:54","guid":{"rendered":"https:\/\/chgcancercenter.com\/?p=15314"},"modified":"2026-01-09T11:57:37","modified_gmt":"2026-01-09T04:57:37","slug":"late-night-eating-breast-cancer-risk","status":"publish","type":"post","link":"https:\/\/chgcancercenter.com\/en\/late-night-eating-breast-cancer-risk\/","title":{"rendered":"Late-Night Eating and Breast Cancer Risk: True?"},"content":{"rendered":"<div data-elementor-type=\"wp-post\" data-elementor-id=\"15314\" class=\"elementor elementor-15314\">\n\t\t\t\t<div class=\"elementor-element elementor-element-53eb7dc6 e-flex e-con-boxed e-con e-parent\" data-id=\"53eb7dc6\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-1995faba elementor-widget elementor-widget-text-editor\" data-id=\"1995faba\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h1><span style=\"font-size: 32px;\"><b>Late-Night Eating and Breast Cancer Risk: True?<\/b><\/span><\/h1><p class=\"translation-block\">Recently, information has circulated suggesting that eating late-night meals after 9:30 PM may increase breast cancer risk by 1.48 times. \nMany people are therefore left with the question:<\/p><ul><li style=\"font-weight: 400;\" aria-level=\"1\" class=\"translation-block\">How true is this?<\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Are the figures reliable?<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Do I have to completely avoid eating late at night?<\/span><\/li><\/ul><p><span style=\"font-weight: 400;\">This article will explain the situation based on medical principles and research, in order to provide accurate information and prevent excessive panic.<\/span><\/p><h2><span style=\"font-size: 24px;\"><b>Where Does the \u201c1.48 Times\u201d Figure Come From?<\/b><\/span><\/h2><p class=\"translation-block\">This figure originates from epidemiological studies that examined lifestyle patterns and breast cancer risk. Researchers compared individuals<\/p><ul><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">who regularly ate very late dinners<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">with those who ate earlier and allowed a longer fasting period before sleep.<\/span><\/li><\/ul><p class=\"translation-block\">The late-eating group showed approximately a 1.48-fold higher risk of breast cancer.<\/p><h2><span style=\"font-size: 24px;\"><b>What Does \u201c1.48 Times Higher Risk\u201d Actually Mean?<\/b><\/span><\/h2><ul><li style=\"font-weight: 400;\" aria-level=\"1\" class=\"translation-block\">It does not mean that eating late will definitely cause breast cancer<\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">nor does it mean that risk increases by 48% in every individual.<\/span><\/li><\/ul><p class=\"translation-block\">Rather, it reflects a population-level association, not a direct cause-and-effect relationship.<\/p><h2><span style=\"font-size: 24px;\"><b>Why Might Late-Night Eating Be Linked to Breast Cancer?<\/b><\/span><\/h2><h3><span style=\"font-size: 18px;\"><b>1. Disrupting the Circadian Rhythm<\/b><\/span><\/h3><p><span style=\"font-weight: 400;\">The human body is designed to<\/span><\/p><ul><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Eat during the day<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Repair the body at night.<\/span><\/li><\/ul><p><span style=\"font-weight: 400;\">Regularly eating late disrupts the circadian rhythm, which is linked to chronic diseases, including cancer.<\/span><\/p><h3><span style=\"font-size: 18px;\"><b>2. Decreased melatonin secretion<\/b><\/span><\/h3><p class=\"translation-block\">Melatonin is a hormone secreted at night.\nIt plays a role...<\/p><ul><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Regulates sleep.<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Inhibits the growth of certain abnormal cells.<\/span><\/li><\/ul><p><span style=\"font-weight: 400;\">Eating late + sleeping late may reduce melatonin secretion, affecting the body's natural cancer prevention mechanisms.<\/span><\/p><h3><span style=\"font-size: 18px;\"><b>3. Linked to insulin resistance and overweight<\/b><\/span><\/h3><p><span style=\"font-weight: 400;\">Eating late at night is often associated with<\/span><\/p><ul><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Weight gain<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Fat accumulation<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Insulin resistance<\/span><\/li><\/ul><p class=\"translation-block\">All of which are clearer risk factors for breast cancer than mealtime itself.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-03fc15b e-flex e-con-boxed e-con e-parent\" data-id=\"03fc15b\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-36c3cc6 elementor-widget elementor-widget-text-editor\" data-id=\"36c3cc6\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h2><span style=\"font-size: 24px; color: #000000;\"><b>Are all those who eat late at night equally at risk?<\/b><\/span><\/h2><p class=\"translation-block\">The answer is no. The risk depends on a combination of factors, such as<\/p><ul><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400; color: #000000;\">How often do you eat late?<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400; color: #000000;\">Amount and type of food<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400; color: #000000;\">Actual sleep time<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><a href=\"https:\/\/chgcancercenter.com\/en\/exercise-effectively-lower-cancer-risk\/\"><span style=\"font-weight: 400; color: #000000;\">Exercise<\/span><\/a><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400; color: #000000;\">Body weight<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\" class=\"translation-block\">Hormones and genetics<\/li><\/ul><p><span style=\"font-weight: 400; color: #000000;\">Eating late occasionally is not the same as making it a habit.<\/span><\/p><h2><span style=\"font-size: 24px; color: #000000;\"><b>How should you adjust your behavior to stay safe?<\/b><\/span><\/h2><p><span style=\"color: #000000;\"><b>Doctor's recommended guidelines<\/b><\/span><\/p><ul><li style=\"font-weight: 400;\" aria-level=\"1\" class=\"translation-block\">Try to eat dinner before 7:00-8:00 PM.<\/li><li style=\"font-weight: 400;\" aria-level=\"1\" class=\"translation-block\">Leave at least 2-3 hours before bedtime.<\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400; color: #000000;\">\u0e2b\u0e32\u0e01\u0e08\u0e33\u0e40\u0e1b\u0e47\u0e19\u0e15\u0e49\u0e2d\u0e07\u0e01\u0e34\u0e19\u0e14\u0e36\u0e01<\/span><ul><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400; color: #000000;\">\u0e40\u0e25\u0e37\u0e2d\u0e01<a href=\"https:\/\/chgcancercenter.com\/en\/cancer-patient-nutrition-effects\/\">\u0e2d\u0e32\u0e2b\u0e32\u0e23<\/a>Easy to digest<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"2\"><span style=\"font-weight: 400; color: #000000;\">\u0e25\u0e14\u0e19\u0e49\u0e33\u0e15\u0e32\u0e25 \u0e44\u0e02\u0e21\u0e31\u0e19 \u0e41\u0e25\u0e30<a href=\"https:\/\/chgcancercenter.com\/en\/drink-alcohol-safely-reduce-cancer-risk\/\">\u0e41\u0e2d\u0e25\u0e01\u0e2d\u0e2e\u0e2d\u0e25\u0e4c<\/a><\/span><\/li><\/ul><\/li><li><span style=\"font-weight: 400; color: #000000;\">Maintain a healthy weight.<\/span><\/li><li class=\"translation-block\">Get breast cancer screenings based on age and risk factors.<\/li><\/ul><h2><span style=\"font-size: 24px; color: #000000;\"><b>In summary, does eating a late meal after 9:30 PM really increase the risk of breast cancer?<\/b><\/span><\/h2><p><span style=\"color: #000000;\">The answer is yes, there is a correlation, but it's not a direct cause.<\/span><\/p><ul><li><span style=\"font-weight: 400; color: #000000;\">The 1.48x ratio figure comes from population-level research.<\/span><\/li><li><span style=\"font-weight: 400; color: #000000;\">The risk is due to overall behavior, not just mealtimes.<\/span><\/li><li><span style=\"font-weight: 400; color: #000000;\">Adjusting overall lifestyle is more important than simply avoiding late-night meals.<\/span><\/li><\/ul><p class=\"translation-block\">The best way to prevent breast cancer is through long-term health care and regular screening.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-a93b92e e-flex e-con-boxed e-con e-parent\" data-id=\"a93b92e\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-93ea625 elementor-widget elementor-widget-image\" data-id=\"93ea625\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"640\" height=\"360\" src=\"https:\/\/chgcancercenter.com\/wp-content\/uploads\/2026\/01\/LateNight-Eating-and-Breast-Cancer-Risk-True2-768x432.jpg\" class=\"attachment-medium_large size-medium_large wp-image-15323\" alt=\"\u0e01\u0e32\u0e23\u0e23\u0e31\u0e1a\u0e1b\u0e23\u0e30\u0e17\u0e32\u0e19\u0e2d\u0e32\u0e2b\u0e32\u0e23\u0e21\u0e37\u0e49\u0e2d\u0e14\u0e36\u0e01\u0e2b\u0e25\u0e31\u0e07\u0e2a\u0e32\u0e21\u0e17\u0e38\u0e48\u0e21\u0e04\u0e23\u0e36\u0e48\u0e07\u0e41\u0e25\u0e30\u0e04\u0e27\u0e32\u0e21\u0e2a\u0e31\u0e21\u0e1e\u0e31\u0e19\u0e18\u0e4c\u0e01\u0e31\u0e1a\u0e19\u0e32\u0e2c\u0e34\u0e01\u0e32\u0e0a\u0e35\u0e27\u0e20\u0e32\u0e1e \u0e0b\u0e36\u0e48\u0e07\u0e2d\u0e32\u0e08\u0e40\u0e01\u0e35\u0e48\u0e22\u0e27\u0e02\u0e49\u0e2d\u0e07\u0e01\u0e31\u0e1a\u0e04\u0e27\u0e32\u0e21\u0e40\u0e2a\u0e35\u0e48\u0e22\u0e07\u0e21\u0e30\u0e40\u0e23\u0e47\u0e07\u0e40\u0e15\u0e49\u0e32\u0e19\u0e21\u0e43\u0e19\u0e23\u0e30\u0e22\u0e30\u0e22\u0e32\u0e27\" srcset=\"https:\/\/chgcancercenter.com\/wp-content\/uploads\/2026\/01\/LateNight-Eating-and-Breast-Cancer-Risk-True2-768x432.jpg 768w, https:\/\/chgcancercenter.com\/wp-content\/uploads\/2026\/01\/LateNight-Eating-and-Breast-Cancer-Risk-True2-300x169.jpg 300w, https:\/\/chgcancercenter.com\/wp-content\/uploads\/2026\/01\/LateNight-Eating-and-Breast-Cancer-Risk-True2-18x10.jpg 18w, https:\/\/chgcancercenter.com\/wp-content\/uploads\/2026\/01\/LateNight-Eating-and-Breast-Cancer-Risk-True2-600x338.jpg 600w, https:\/\/chgcancercenter.com\/wp-content\/uploads\/2026\/01\/LateNight-Eating-and-Breast-Cancer-Risk-True2.jpg 1000w\" sizes=\"(max-width: 640px) 100vw, 640px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-ae6080a e-flex e-con-boxed e-con e-parent\" data-id=\"ae6080a\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-e92a9e6 elementor-widget elementor-widget-video\" data-id=\"e92a9e6\" data-element_type=\"widget\" data-settings=\"{&quot;youtube_url&quot;:&quot;https:\\\/\\\/www.youtube.com\\\/watch?v=-WZaEnkE_D8&amp;t=5s&quot;,&quot;video_type&quot;:&quot;youtube&quot;,&quot;controls&quot;:&quot;yes&quot;}\" data-widget_type=\"video.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-wrapper elementor-open-inline\">\n\t\t\t<div class=\"elementor-video\"><\/div>\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-32e8f1d e-flex e-con-boxed e-con e-parent\" data-id=\"32e8f1d\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-18e9011 elementor-widget elementor-widget-ct_text_editor\" data-id=\"18e9011\" data-element_type=\"widget\" data-widget_type=\"ct_text_editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div id=\"ct_text_editor-18e9011\" class=\"ct-text-editor wow fadeInUp\" data-wow-delay=\"ms\">\n\t<div class=\"ct-item--inner\">\n\t\t<div class=\"ct-inline-css\"  data-css=\"\t        \t\t\t\">\n\n\t    <\/div>\n\t\t<div class=\"ct-text-editor elementor-clearfix\">\n\t\t\t<p class=\"translation-block\">For inquiry, please call <a href=\"tel:0638166058\" target=\"_self\">+66638166058<\/a><\/p>\t\t\n\t\t<\/div>\n\t<\/div>\n<\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-cc4a6ee e-flex e-con-boxed e-con e-child\" data-id=\"cc4a6ee\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-c0616b5 e-con-full e-flex e-con e-child\" data-id=\"c0616b5\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-e7c50bd elementor-widget elementor-widget-text-editor\" data-id=\"e7c50bd\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span style=\"font-family: lineseedsansth;\">Request consultation for treatment plan<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-9058c76 e-con-full e-flex e-con e-child\" data-id=\"9058c76\" data-element_type=\"container\" data-settings=\"{&quot;position&quot;:&quot;absolute&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-d1e4874 elementor-widget elementor-widget-text-editor\" data-id=\"d1e4874\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><a href=\"https:\/\/lin.ee\/sx9JJLJ\"><img decoding=\"async\" class=\"\" src=\"https:\/\/scdn.line-apps.com\/n\/line_add_friends\/btn\/th.png\" alt=\"\u0e40\u0e1e\u0e34\u0e48\u0e21\u0e40\u0e1e\u0e37\u0e48\u0e2d\u0e19\" width=\"115\" height=\"36\" border=\"0\" \/><\/a><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-549157e e-flex e-con-boxed e-con e-child\" data-id=\"549157e\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>","protected":false},"excerpt":{"rendered":"<p>\u0e40\u0e01\u0e34\u0e19\u0e21\u0e37\u0e49\u0e2d\u0e14\u0e36\u0e01\u0e2b\u0e25\u0e31\u0e07 21.30 \u0e19. \u0e40\u0e1e\u0e34\u0e48\u0e21\u0e04\u0e27\u0e32\u0e21\u0e40\u0e2a\u0e35\u0e48\u0e22\u0e07\u0e21\u0e30\u0e40\u0e23\u0e47\u0e07\u0e40\u0e15\u0e49\u0e32\u0e19\u0e21 1.48 \u0e40\u0e17\u0e48\u0e32\u0e08\u0e23\u0e34\u0e07\u0e2b\u0e23\u0e37\u0e2d\u0e44\u0e21\u0e48? \u0e2d\u0e18\u0e34\u0e1a\u0e32\u0e22\u0e17\u0e35\u0e48\u0e21\u0e32\u0e07\u0e32\u0e19\u0e27\u0e34\u0e08\u0e31\u0e22 \u0e04\u0e27\u0e32\u0e21\u0e2b\u0e21\u0e32\u0e22\u0e15\u0e31\u0e27\u0e40\u0e25\u0e02 \u0e41\u0e25\u0e30\u0e27\u0e34\u0e18\u0e35\u0e1b\u0e23\u0e31\u0e1a\u0e1e\u0e24\u0e15\u0e34\u0e01\u0e23\u0e23\u0e21\u0e2d\u0e22\u0e48\u0e32\u0e07\u0e40\u0e2b\u0e21\u0e32\u0e30\u0e2a\u0e21<\/p>","protected":false},"author":2,"featured_media":15327,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"om_disable_all_campaigns":false,"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"categories":[162],"tags":[62,1598,498,97,1569,1599,1366,70,260,93,1364,1602,1600,90,1601],"class_list":["post-15314","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-lifestyle-that-risks-cancer","tag-chg-cancer-center","tag-1598","tag-498","tag-97","tag-1569","tag-1599","tag-1366","tag-breast-cancer","tag-260","tag-93","tag-1364","tag-1602","tag-1600","tag-90","tag-1601"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/chgcancercenter.com\/en\/wp-json\/wp\/v2\/posts\/15314","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/chgcancercenter.com\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/chgcancercenter.com\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/chgcancercenter.com\/en\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/chgcancercenter.com\/en\/wp-json\/wp\/v2\/comments?post=15314"}],"version-history":[{"count":0,"href":"https:\/\/chgcancercenter.com\/en\/wp-json\/wp\/v2\/posts\/15314\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/chgcancercenter.com\/en\/wp-json\/wp\/v2\/media\/15327"}],"wp:attachment":[{"href":"https:\/\/chgcancercenter.com\/en\/wp-json\/wp\/v2\/media?parent=15314"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/chgcancercenter.com\/en\/wp-json\/wp\/v2\/categories?post=15314"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/chgcancercenter.com\/en\/wp-json\/wp\/v2\/tags?post=15314"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}