{"id":84000,"date":"2021-02-18T05:41:55","date_gmt":"2021-02-18T05:41:55","guid":{"rendered":"https:\/\/www.healthbenefitstimes.com\/glossary\/?p=84000"},"modified":"2023-07-07T05:34:48","modified_gmt":"2023-07-07T05:34:48","slug":"biological-clock","status":"publish","type":"post","link":"https:\/\/www.healthbenefitstimes.com\/glossary\/biological-clock\/","title":{"rendered":"Biological clock"},"content":{"rendered":"<p>The rhythm of daily activities and bodily processes such as eating, defecating or sleeping, frequently controlled by hormones, which repeats every twenty-four hours.<\/p>\n<hr \/>\n<p>An internal system in organisms that influences behavior in a rhythmic manner. Functions such as growth, feeding, secretion of hormones, the rate of drug action, the wake-sleep cycle, the menstrual cycle, and reproduction coincide with certain external events such as day and night, the tides, and the seasons. Biological clocks appear to be set by environmental conditions in some animals, but if these animals are isolated from their environment they continue to function according to the usual rhythm. A gradual change in environment does produce a gradual change in the timing of the biological clock.<\/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-xl 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 comparable term for the body&#8217;s circadian rhythm, the intrinsic biological fluctuations experienced throughout a 24-hour period, is the &#8220;diurnal cycle.&#8221;<\/p>\n<hr \/>\n<p>The term &#8220;biological clock&#8221; is commonly used to describe the intrinsic timing mechanism that is believed to govern physiological processes and cycles in living organisms.<\/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>The rhythm of daily activities and bodily processes such as eating, defecating or sleeping, frequently controlled by hormones, which repeats every twenty-four hours. An internal system in organisms that influences behavior in a rhythmic manner. Functions such as growth, feeding, secretion of hormones, the rate of drug action, the wake-sleep cycle, the menstrual cycle, and [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[2],"tags":[],"class_list":["post-84000","post","type-post","status-publish","format-standard","hentry","category-b"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v21.1 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Biological clock - Definition of Biological clock<\/title>\n<meta name=\"description\" content=\"The rhythm of daily activities and bodily processes such as eating, defecating or sleeping, frequently controlled by hormones, which repeats every twenty-four hours.An internal system in organisms that influences behavior in a rhythmic manner. Functions such as growth, feeding, secretion of hormones, the rate of drug action, the wake-sleep cycle, the menstrual cycle, and reproduction coincide with certain external events such as day and night, the tides, and the seasons. Biological clocks appear to be set by environmental conditions in some animals, but if these animals are isolated from their environment they continue to function according to the usual rhythm. A gradual change in environment does produce a gradual change in the timing of the biological clock.A comparable term for the body&#039;s circadian rhythm, the intrinsic biological fluctuations experienced throughout a 24-hour period, is the &quot;diurnal cycle.&quot;The term &quot;biological clock&quot; is commonly used to describe the intrinsic timing mechanism that is believed to govern physiological processes and cycles in living organisms.\" \/>\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\/biological-clock\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Biological clock - Definition of Biological clock\" \/>\n<meta property=\"og:description\" content=\"The rhythm of daily activities and bodily processes such as eating, defecating or sleeping, frequently controlled by hormones, which repeats every twenty-four hours.An internal system in organisms that influences behavior in a rhythmic manner. Functions such as growth, feeding, secretion of hormones, the rate of drug action, the wake-sleep cycle, the menstrual cycle, and reproduction coincide with certain external events such as day and night, the tides, and the seasons. Biological clocks appear to be set by environmental conditions in some animals, but if these animals are isolated from their environment they continue to function according to the usual rhythm. A gradual change in environment does produce a gradual change in the timing of the biological clock.A comparable term for the body&#039;s circadian rhythm, the intrinsic biological fluctuations experienced throughout a 24-hour period, is the &quot;diurnal cycle.&quot;The term &quot;biological clock&quot; is commonly used to describe the intrinsic timing mechanism that is believed to govern physiological processes and cycles in living organisms.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.healthbenefitstimes.com\/glossary\/biological-clock\/\" \/>\n<meta property=\"og:site_name\" content=\"Glossary\" \/>\n<meta property=\"article:published_time\" content=\"2021-02-18T05:41:55+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2023-07-07T05:34:48+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\/biological-clock\/\",\"url\":\"https:\/\/www.healthbenefitstimes.com\/glossary\/biological-clock\/\",\"name\":\"Biological clock - Definition of Biological clock\",\"isPartOf\":{\"@id\":\"https:\/\/www.healthbenefitstimes.com\/glossary\/#website\"},\"datePublished\":\"2021-02-18T05:41:55+00:00\",\"dateModified\":\"2023-07-07T05:34:48+00:00\",\"author\":{\"@id\":\"https:\/\/www.healthbenefitstimes.com\/glossary\/#\/schema\/person\/ccfef987a4882e6356ae6d77d33e74c5\"},\"description\":\"The rhythm of daily activities and bodily processes such as eating, defecating or sleeping, frequently controlled by hormones, which repeats every twenty-four hours.An internal system in organisms that influences behavior in a rhythmic manner. 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