{"id":126452,"date":"2021-08-31T07:37:34","date_gmt":"2021-08-31T07:37:34","guid":{"rendered":"https:\/\/www.healthbenefitstimes.com\/glossary\/?p=126452"},"modified":"2023-06-18T07:18:16","modified_gmt":"2023-06-18T07:18:16","slug":"non-rapid-eye-movement-sleep","status":"publish","type":"post","link":"https:\/\/www.healthbenefitstimes.com\/glossary\/non-rapid-eye-movement-sleep\/","title":{"rendered":"Non rapid eye movement sleep"},"content":{"rendered":"<p>Period of sleep during which no rapid eye movement occurs; about 75-80% of nighttime sleep.<\/p>\n<hr \/>\n<p>Sleep during which nonrapid eye movements occur. In NREM stage 1, the transition from wakefulness to sleep occurs. Eye movements are slow, and an electroencephalogram (EEG) shows low brain wave activity. In stage 2, EEG activity is increased, with the appearance of spikes called K complexes. Eye movement ceases in stage 3; wave frequency is reduced and amplitude increased. In stage 4, the EEG is dominated by large spikes, or delta activity. Stages 3 and 4 are considered deep sleep.<\/p>\n<hr \/>\n<p>The stage of sleep during which the eyes move very little and the body gradually reaches its state of deepest relaxation.<\/p>\n<hr \/>\n<div class=\"group w-full text-gray-800 dark:text-gray-100 border-b border-black\/10 dark:border-gray-900\/50 bg-gray-50 dark:bg-[#444654] sm:AIPRM__conversation__response\">\n<div class=\"flex p-4 gap-4 text-base md:gap-6 md:max-w-2xl lg:max-w-[38rem] xl:max-w-3xl md:py-6 lg:px-0 m-auto\">\n<div class=\"relative flex w-[calc(100%-50px)] flex-col gap-1 md:gap-3 lg:w-[calc(100%-115px)]\">\n<div class=\"flex flex-grow flex-col gap-3\">\n<div class=\"min-h-[20px] flex flex-col items-start gap-4 whitespace-pre-wrap break-words\">\n<div class=\"markdown prose w-full break-words dark:prose-invert light AIPRM__conversation__response\">\n<p>A form of sleep that distinguishes itself from rapid eye movement (REM) sleep is under discussion. The four phases of non-rapid eye movement (NREM) sleep constitute approximately 75\u201380% of the overall duration of sleep.<\/p>\n<hr \/>\n<p>&nbsp;<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Period of sleep during which no rapid eye movement occurs; about 75-80% of nighttime sleep. Sleep during which nonrapid eye movements occur. In NREM stage 1, the transition from wakefulness to sleep occurs. Eye movements are slow, and an electroencephalogram (EEG) shows low brain wave activity. In stage 2, EEG activity is increased, with the [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[14],"tags":[],"class_list":["post-126452","post","type-post","status-publish","format-standard","hentry","category-n"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v21.1 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Non rapid eye movement sleep - Definition of Non rapid eye movement sleep<\/title>\n<meta name=\"description\" content=\"Period of sleep during which no rapid eye movement occurs; about 75-80% of nighttime sleep.Sleep during which nonrapid eye movements occur. In NREM stage 1, the transition from wakefulness to sleep occurs. Eye movements are slow, and an electroencephalogram (EEG) shows low brain wave activity. In stage 2, EEG activity is increased, with the appearance of spikes called K complexes. Eye movement ceases in stage 3; wave frequency is reduced and amplitude increased. In stage 4, the EEG is dominated by large spikes, or delta activity. Stages 3 and 4 are considered deep sleep.The stage of sleep during which the eyes move very little and the body gradually reaches its state of deepest relaxation.A form of sleep that distinguishes itself from rapid eye movement (REM) sleep is under discussion. The four phases of non-rapid eye movement (NREM) sleep constitute approximately 75\u201380% of the overall duration of sleep.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.healthbenefitstimes.com\/glossary\/non-rapid-eye-movement-sleep\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Non rapid eye movement sleep - Definition of Non rapid eye movement sleep\" \/>\n<meta property=\"og:description\" content=\"Period of sleep during which no rapid eye movement occurs; about 75-80% of nighttime sleep.Sleep during which nonrapid eye movements occur. In NREM stage 1, the transition from wakefulness to sleep occurs. Eye movements are slow, and an electroencephalogram (EEG) shows low brain wave activity. In stage 2, EEG activity is increased, with the appearance of spikes called K complexes. Eye movement ceases in stage 3; wave frequency is reduced and amplitude increased. In stage 4, the EEG is dominated by large spikes, or delta activity. Stages 3 and 4 are considered deep sleep.The stage of sleep during which the eyes move very little and the body gradually reaches its state of deepest relaxation.A form of sleep that distinguishes itself from rapid eye movement (REM) sleep is under discussion. The four phases of non-rapid eye movement (NREM) sleep constitute approximately 75\u201380% of the overall duration of sleep.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.healthbenefitstimes.com\/glossary\/non-rapid-eye-movement-sleep\/\" \/>\n<meta property=\"og:site_name\" content=\"Glossary\" \/>\n<meta property=\"article:published_time\" content=\"2021-08-31T07:37:34+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2023-06-18T07:18:16+00:00\" \/>\n<meta name=\"author\" content=\"Glossary\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Glossary\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"1 minute\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.healthbenefitstimes.com\/glossary\/non-rapid-eye-movement-sleep\/\",\"url\":\"https:\/\/www.healthbenefitstimes.com\/glossary\/non-rapid-eye-movement-sleep\/\",\"name\":\"Non rapid eye movement sleep - Definition of Non rapid eye movement sleep\",\"isPartOf\":{\"@id\":\"https:\/\/www.healthbenefitstimes.com\/glossary\/#website\"},\"datePublished\":\"2021-08-31T07:37:34+00:00\",\"dateModified\":\"2023-06-18T07:18:16+00:00\",\"author\":{\"@id\":\"https:\/\/www.healthbenefitstimes.com\/glossary\/#\/schema\/person\/ccfef987a4882e6356ae6d77d33e74c5\"},\"description\":\"Period of sleep during which no rapid eye movement occurs; about 75-80% of nighttime sleep.Sleep during which nonrapid eye movements occur. 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