{"id":28624,"date":"2026-07-02T12:30:00","date_gmt":"2026-07-02T17:30:00","guid":{"rendered":"https:\/\/okdiario.com\/metabolic\/en\/?p=28624"},"modified":"2026-07-01T15:30:43","modified_gmt":"2026-07-01T20:30:43","slug":"a-psychology-professor-says-the-one-thing-wrecking-your-sleep-is-exercising-three-hours-before-bed-and-there-is-a-reason-your-body-resists","status":"publish","type":"post","link":"https:\/\/okdiario.com\/metabolic\/en\/psychology\/a-psychology-professor-says-the-one-thing-wrecking-your-sleep-is-exercising-three-hours-before-bed-and-there-is-a-reason-your-body-resists-28624\/","title":{"rendered":"A psychology professor says the one thing wrecking your sleep is exercising three hours before bed, and there is a reason your body resists"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">For Alfredo Rodr\u00edguez-Mu\u00f1oz, sleep is not a soft wellness habit to squeeze in after work, messages, screens, chores, and one last scroll. <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">The professor of psychology at the Complutense University of Madrid argues that rest has become a structural problem, shaped by late-night work, constant connection, stress, and the quiet pressure to stay available.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">His new book, &#8220;Dormir para vivir,&#8221; makes a simple point with big consequences: sleep is not dead time. It is when the brain cleans, the body repairs, memory reorganizes itself, and emotions settle enough for the next day to make sense.<\/p>\n\n\n\n<div class=\"gb-element-a00da4e5\">\n<div><div class=\"gb-looper-46613eed\">\n<div class=\"gb-loop-item gb-loop-item-a8390598 post-28628 post type-post status-publish format-standard has-post-thumbnail hentry category-health resize-featured-image\">\n<h3 class=\"gb-text gb-text-24a51617\">Read More: <a href=\"https:\/\/okdiario.com\/metabolic\/en\/health\/two-patients-with-severe-autoimmune-disease-have-stayed-relapse-free-for-over-15-years-after-one-stem-cell-transplant-and-heres-what-they-got-28628\/\">Two patients with severe autoimmune disease have stayed relapse-free for over 15 years after one stem cell transplant, and here&#8217;s what they got<\/a><\/h3>\n<\/div>\n<\/div><\/div>\n<\/div>\n\n\n\n<p class=\"wp-block-paragraph\">In the United States, the problem is not small either, since <a href=\"https:\/\/www.cdc.gov\/nchs\/products\/databriefs\/db559.htm\" target=\"_blank\" rel=\"noopener\">CDC data<\/a> show that 30.5% of adults slept less than seven hours in 2024.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Sleep is not a personal flaw<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Rodr\u00edguez-Mu\u00f1oz says people often talk about sleep as if it were only a matter of discipline. Put the phone away, relax, <a href=\"https:\/\/okdiario.com\/metabolic\/en\/psychology\/sleep-psychology-suggests-that-people-who-go-to-bed-at-the-same-time-every-night-arent-just-being-disciplined-in-many-cases-theyre-giving-their-bodies-the-predictability-needed-to-m-27223\/\">go to bed earlier<\/a>. That advice can help, but it misses the bigger picture.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">What happens when a boss emails at 11 p.m., or when a worker finishes a late shift and still has a family to care for? In practical terms, the bedroom is not separate from the rest of the day\u2013the stress follows you in.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">What sleep does for the body<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Why is sleeping so important? Because the body is busy while we are unconscious. The CDC says good sleep supports mood, attention, memory, heart health, metabolism, and even the risk of traffic crashes.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">The brain also has its own cleaning routine. Researchers describe the <a href=\"https:\/\/www.nih.gov\/news-events\/nih-research-matters\/brain-waste-clearance-system-shown-people-first-time\" target=\"_blank\" rel=\"noopener\">glymphatic system<\/a> as a nighttime waste-clearance process that helps move fluid through the brain and remove unwanted material. Think of it as the brain\u2019s late shift, working after the lights go out.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Short nights change your day<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Rodr\u00edguez-Mu\u00f1oz pushes back against the old idea that sleeping little is a badge of ambition. \u201cYou cannot negotiate with your biology,\u201d he says. The body may tolerate a bad night here and there, but it does not turn chronic sleep loss into success.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">The effects can show up quickly. People may react more slowly, lose focus, feel irritable, or make poorer decisions. A study shared by the American Academy of Sleep Medicine reported that <a href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/17425231\/\" target=\"_blank\" rel=\"noopener\">sleep deprivation<\/a> can weaken the way emotion and thinking work together during moral judgment.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Exercise helps, but timing matters<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Exercise is usually good news for sleep. Moving during the day can help the body settle later, especially when the routine is steady. Timing is the catch, however, and this is where Rodr\u00edguez-Mu\u00f1oz gives one of his clearest rules.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">He recommends avoiding exercise during the three hours before going to bed. That does not mean a gentle stretch is the enemy. But a hard workout close to bedtime can keep the body activated when it should be winding down. <\/p>\n\n\n\n<div class=\"gb-element-05e9b208\">\n<div><div class=\"gb-looper-521ef55e\">\n<div class=\"gb-loop-item gb-loop-item-d008c408 post-28588 post type-post status-publish format-standard has-post-thumbnail hentry category-psychology resize-featured-image\">\n<h3 class=\"gb-text gb-text-48d72fe6\">Read More: <a href=\"https:\/\/okdiario.com\/metabolic\/en\/psychology\/a-neurologist-warns-that-if-you-reach-for-painkillers-every-month-youll-one-day-struggle-to-control-your-own-headaches-for-this-reason-28588\/\">A neurologist warns that if you reach for painkillers every month, you&#8217;ll one day struggle to control your own headaches for this reason<\/a><\/h3>\n<\/div>\n<\/div><\/div>\n<\/div>\n\n\n\n<p class=\"wp-block-paragraph\">A 2025 Nature Communications study led by Monash University found that later and more intense evening exercise was linked with later sleep, shorter sleep, and lower sleep quality.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Stress keeps the brain awake<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Stress is one of sleep\u2019s main rivals. Rodr\u00edguez-Mu\u00f1oz explains that it keeps the brain in alert mode, as if something still needs to be solved right now. We all know the feeling, staring at the ceiling while tomorrow\u2019s problems line up one by one.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1800\" height=\"1013\" src=\"https:\/\/okdiario.com\/metabolic\/en\/wp-content\/uploads\/2026\/07\/exercise-timing-sleep-quality-tips-1.jpg\" alt=\"A runner checking their fitness tracker after a late-evening workout, highlighting the connection between exercise timing and sleep quality.\" class=\"wp-image-28626\" title=\"\" srcset=\"https:\/\/okdiario.com\/metabolic\/en\/wp-content\/uploads\/2026\/07\/exercise-timing-sleep-quality-tips-1.jpg 1800w, https:\/\/okdiario.com\/metabolic\/en\/wp-content\/uploads\/2026\/07\/exercise-timing-sleep-quality-tips-1-300x169.jpg 300w, https:\/\/okdiario.com\/metabolic\/en\/wp-content\/uploads\/2026\/07\/exercise-timing-sleep-quality-tips-1-768x432.jpg 768w, https:\/\/okdiario.com\/metabolic\/en\/wp-content\/uploads\/2026\/07\/exercise-timing-sleep-quality-tips-1-1536x864.jpg 1536w, https:\/\/okdiario.com\/metabolic\/en\/wp-content\/uploads\/2026\/07\/exercise-timing-sleep-quality-tips-1-150x84.jpg 150w\" sizes=\"auto, (max-width: 1800px) 100vw, 1800px\" \/><figcaption class=\"wp-element-caption\">Psychology professor Alfredo Rodr\u00edguez-Mu\u00f1oz advises avoiding intense exercise within three hours of bedtime to allow the body to naturally transition into rest.<\/figcaption><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">That\u2019s why the end of the day matters. A gradual shutdown, fewer work messages, and a calmer routine can help the body understand that the emergency is over. It sounds basic, but for the most part, modern life keeps pushing in the opposite direction.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Sleep trackers can become a trap<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Smartwatches and rings can be useful as rough guides, but Rodr\u00edguez-Mu\u00f1oz warns against treating them like an oracle. The problem has a name, \u201c<a href=\"https:\/\/link.springer.com\/article\/10.5664\/jcsm.6472\" target=\"_blank\" rel=\"noopener\">orthosomnia<\/a>,\u201d or the obsession with getting perfect sleep numbers. At that point, the tracker stops helping and starts adding pressure.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A Journal of Clinical Sleep Medicine paper described patients who became worried about tracker data and sought treatment for sleep problems they believed the devices had identified. The lesson is not that all tracking is bad. <\/p>\n\n\n\n<div class=\"gb-element-980c56e0\">\n<div><div class=\"gb-looper-49a9514f\">\n<div class=\"gb-loop-item gb-loop-item-546f1e4f post-28582 post type-post status-publish format-standard has-post-thumbnail hentry category-nutrition resize-featured-image\">\n<h3 class=\"gb-text gb-text-25eee32b\">Read More: <a href=\"https:\/\/okdiario.com\/metabolic\/en\/nutrition\/doctor-johannes-huber-the-bestselling-physician-chasing-humanitys-origins-says-your-skin-and-healing-hold-a-secret-28582\/\">Doctor Johannes Huber, the bestselling physician chasing humanity&#8217;s origins, says your skin and healing hold a secret<\/a><\/h3>\n<\/div>\n<\/div><\/div>\n<\/div>\n\n\n\n<p class=\"wp-block-paragraph\">The lesson is simpler: if the number matters more than how your body feels, it may be time to take the device off.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">The real fix starts earlier<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Better sleep is not only made at bedtime. It starts in the morning light, the workday, the exercise window, the stress load, and the moment people decide not to drag the office into bed. Small choices matter, but so do the systems that make those choices hard.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Rodr\u00edguez-Mu\u00f1oz\u2019s broader message is not alarmist. Bad nights happen. Still, the idea that sleep can always be recovered on the weekend is one of the myths he wants people to leave behind.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">The main work has been published by <a href=\"https:\/\/www.kailas.es\/libros\/libros-no-ficcion\/dormir-para-vivir\/\" target=\"_blank\" rel=\"noopener\"><em>Kailas Editorial<\/em><\/a>.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>For Alfredo Rodr\u00edguez-Mu\u00f1oz, sleep is not a soft wellness habit to squeeze in after work, messages, screens, chores, and one &#8230; <\/p>\n<p class=\"read-more-container\"><a title=\"A psychology professor says the one thing wrecking your sleep is exercising three hours before bed, and there is a reason your body resists\" class=\"read-more button\" href=\"https:\/\/okdiario.com\/metabolic\/en\/psychology\/a-psychology-professor-says-the-one-thing-wrecking-your-sleep-is-exercising-three-hours-before-bed-and-there-is-a-reason-your-body-resists-28624\/#more-28624\" aria-label=\"Read more about A psychology professor says the one thing wrecking your sleep is exercising three hours before bed, and there is a reason your body resists\">Read more<\/a><\/p>\n","protected":false},"author":18,"featured_media":28625,"comment_status":"open","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[19],"tags":[],"class_list":["post-28624","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-psychology","resize-featured-image"],"_links":{"self":[{"href":"https:\/\/okdiario.com\/metabolic\/en\/wp-json\/wp\/v2\/posts\/28624","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/okdiario.com\/metabolic\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/okdiario.com\/metabolic\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/okdiario.com\/metabolic\/en\/wp-json\/wp\/v2\/users\/18"}],"replies":[{"embeddable":true,"href":"https:\/\/okdiario.com\/metabolic\/en\/wp-json\/wp\/v2\/comments?post=28624"}],"version-history":[{"count":1,"href":"https:\/\/okdiario.com\/metabolic\/en\/wp-json\/wp\/v2\/posts\/28624\/revisions"}],"predecessor-version":[{"id":28627,"href":"https:\/\/okdiario.com\/metabolic\/en\/wp-json\/wp\/v2\/posts\/28624\/revisions\/28627"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/okdiario.com\/metabolic\/en\/wp-json\/wp\/v2\/media\/28625"}],"wp:attachment":[{"href":"https:\/\/okdiario.com\/metabolic\/en\/wp-json\/wp\/v2\/media?parent=28624"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/okdiario.com\/metabolic\/en\/wp-json\/wp\/v2\/categories?post=28624"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/okdiario.com\/metabolic\/en\/wp-json\/wp\/v2\/tags?post=28624"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}