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night owl

Deutsche Welle

<div><span class="fr-img-caption fr-fic fr-dib" style="width:950px"><span class="fr-img-wrap"><img src="https://od2-image-api.abs-cbn.com/prod/editorImage/1720750792149mpho-mojapelo-I84vGUYGUtQ-unsplash.jpg" style="width:950px" class="fr-fic fr-dib" alt="ALAMIN: Paano mas madali at mahimbing makatulog?"/><span class="fr-inner" style="text-align:left"><span id="isPasted" style="white-space:pre-wrap"><em>Mpho Mojapelo, Unsplash</em></span></span></span></span></div><div><span style="caret-color:rgb(0, 0, 0);color:rgb(0, 0, 0)" id="isPasted"></span></div><div dir="ltr" style="line-height:1.38;margin-top:0pt;margin-bottom:0pt"><span style="vertical-align:baseline;white-space:pre-wrap">Are you a &quot;night owl&quot; or a &quot;morning lark&quot;? Do you get up early to seize the day or stay up working late into the night? Whether you think it&#x27;s a preference, a habit or just the way you are, it&#x27;s your &quot;chronotype&quot;.</span></div><div><br/></div><div dir="ltr" style="line-height:1.38;margin-top:0pt;margin-bottom:0pt"><span style="vertical-align:baseline;white-space:pre-wrap">And a study suggests your chronotype can impact your general cognitive skills. The study found that night owls generally had higher cognitive scores than morning larks.</span></div><div><br/></div><div dir="ltr" style="line-height:1.38;margin-top:0pt;margin-bottom:0pt"><span style="vertical-align:baseline;white-space:pre-wrap">The UK-based study, published July 11, 2024, in the journal BMJ Public Health, looked at data from more than 26,000 people who had completed a number of cognitive tests.</span></div><div><br/></div><div dir="ltr" style="line-height:1.38;margin-top:0pt;margin-bottom:0pt"><span style="vertical-align:baseline;white-space:pre-wrap">The aim was to find out how different aspects of sleep, including duration, patterns, and quality, affected mental sharpness and overall cognitive ability.</span></div><div><br/></div><div dir="ltr" style="line-height:1.38;margin-top:0pt;margin-bottom:0pt"><span style="vertical-align:baseline;white-space:pre-wrap"><strong>What the &#x27;night owl&#x27; study found</strong></span></div><div dir="ltr" style="line-height:1.38;margin-top:0pt;margin-bottom:0pt"><span style="vertical-align:baseline;white-space:pre-wrap"></span><br/></div><div dir="ltr" style="line-height:1.38;margin-top:0pt;margin-bottom:0pt"><span style="vertical-align:baseline;white-space:pre-wrap">They found that sleeping between 7-9 hours a night was optimum for brain function. But they also found that a person&#x27;s chronotype affected their test scores.</span></div><div><br/></div><div dir="ltr" style="line-height:1.38;margin-top:0pt;margin-bottom:0pt"><span style="vertical-align:baseline;white-space:pre-wrap">&quot;Adults who [were] naturally more active in the evening tended to perform better on cognitive tests than those who [were] &#x27;morning people,&#x27;&quot; said lead author Raha West, Imperial College London, UK, in a press statement. &quot;Rather than just being personal preferences, these chronotypes could impact our cognitive function.&quot;</span></div><div><br/></div><div dir="ltr" style="line-height:1.38;margin-top:0pt;margin-bottom:0pt"><span style="vertical-align:baseline;white-space:pre-wrap">But that didn&#x27;t mean all morning people have worse cognitive performance. &quot;The findings reflect an overall trend where the majority might lean towards better cognition in the evening types,&quot; said West.</span></div><div><br/></div><div dir="ltr" style="line-height:1.38;margin-top:0pt;margin-bottom:0pt"><span style="vertical-align:baseline;white-space:pre-wrap">What&#x27;s more, your chronotype is not set in stone — you can adapt, either way. And simply getting a good night&#x27;s sleep can improve your cognitive performance, too.</span></div><div><br/></div><div dir="ltr" style="line-height:1.38;margin-top:0pt;margin-bottom:0pt"><span style="vertical-align:baseline;white-space:pre-wrap"><strong>The science of sleep chronotypes</strong></span></div><div dir="ltr" style="line-height:1.38;margin-top:0pt;margin-bottom:0pt"><span style="vertical-align:baseline;white-space:pre-wrap"></span><br/></div><div dir="ltr" style="line-height:1.38;margin-top:0pt;margin-bottom:0pt"><span style="vertical-align:baseline;white-space:pre-wrap">Chronotypes are not permanent — they can shift over our lifetimes.</span></div><div><br/></div><div dir="ltr" style="line-height:1.38;margin-top:0pt;margin-bottom:0pt"><span style="vertical-align:baseline;white-space:pre-wrap">&quot;Children tend to be morning types, adolescents and young adults shift towards being evening types, and older adults often revert to being morning types,&quot; said Feifei Wang, a sleep expert at Eötvös Loránd University in Budapest, Hungary.</span></div><div><br/></div><div dir="ltr" style="line-height:1.38;margin-top:0pt;margin-bottom:0pt"><span style="vertical-align:baseline;white-space:pre-wrap">But Wang said there was clear evidence that our preferences for sleep and activity times were persistent, even when we shift time zones.</span></div><div><br/></div><div dir="ltr" style="line-height:1.38;margin-top:0pt;margin-bottom:0pt"><span style="vertical-align:baseline;white-space:pre-wrap">&quot;A combination of genetic, hormonal, environmental, and lifestyle factors determines whether a person is more active in the morning or evening, and these factors interact to shape an individual&#x27;s chronotype,&quot; said Wang, who was not part of the new study.</span></div><div><br/></div><div dir="ltr" style="line-height:1.38;margin-top:0pt;margin-bottom:0pt"><span style="vertical-align:baseline;white-space:pre-wrap">Chronotypes are partly related to differences in our circadian rhythms — the body&#x27;s biological clock, which runs essential functions, such as sleep and metabolism.</span></div><div><br/></div><div dir="ltr" style="line-height:1.38;margin-top:0pt;margin-bottom:0pt"><span style="vertical-align:baseline;white-space:pre-wrap">Genes involved in a person&#x27;s circadian rhythm, include genes called &quot;CLOCK&quot;, &quot;PER&quot;, &quot;CRY&quot;. They have a strong impact on chronotype. They &quot;influence whether a person is a morning or evening type,&quot; Wang told DW.</span></div><div><br/></div><div dir="ltr" style="line-height:1.38;margin-top:0pt;margin-bottom:0pt"><span style="vertical-align:baseline;white-space:pre-wrap">But you can train yourself to be a morning or evening type.</span></div><div><br/></div><div dir="ltr" style="line-height:1.38;margin-top:0pt;margin-bottom:0pt"><span style="vertical-align:baseline;white-space:pre-wrap">&quot;We&#x27;ve shown undergraduate students can advance their chronotype by almost two hours over two years,&quot; said Ignacio Estevan, a sleep expert at Universidad de la República in Montevideo, Uruguay. Estevan was also not involved in the new study.</span></div><div dir="ltr" style="line-height:1.38;margin-top:0pt;margin-bottom:0pt"><br/></div><div dir="ltr" style="line-height:1.38;margin-top:0pt;margin-bottom:0pt"><span style="vertical-align:baseline;white-space:pre-wrap"><a href="https://news.abs-cbn.com/lifestyle/2024/3/21/alamin-paano-mas-madali-at-mahimbing-makatulog-032" rel="noopener noreferrer" target="_blank">ALAMIN: Paano mas madali at mahimbing makatulog?</a></span></div><div><br/></div><div dir="ltr" style="line-height:1.38;margin-top:0pt;margin-bottom:0pt"><span style="vertical-align:baseline;white-space:pre-wrap"><strong>&#x27;All-nighters&#x27; reduce academic test performance</strong></span></div><div dir="ltr" style="line-height:1.38;margin-top:0pt;margin-bottom:0pt"><span style="vertical-align:baseline;white-space:pre-wrap"></span><br/></div><div dir="ltr" style="line-height:1.38;margin-top:0pt;margin-bottom:0pt"><span style="vertical-align:baseline;white-space:pre-wrap">Estevan has researched the association between chronotypes and school grades. He has found that test performance in night owls and morning larks depended on when during the day you tested them for your study.</span></div><div><br/></div><div dir="ltr" style="line-height:1.38;margin-top:0pt;margin-bottom:0pt"><span style="vertical-align:baseline;white-space:pre-wrap">&quot;We found that late chronotypes had worse academic performance compared to early chronotypes in the morning shift, and not in the afternoon shift,&quot; Estevan told DW, adding that his research contributed to a body of evidence showing that school start-times have an impact on children&#x27;s academic performance.</span></div><div><br/></div><div dir="ltr" style="line-height:1.38;margin-top:0pt;margin-bottom:0pt"><span style="vertical-align:baseline;white-space:pre-wrap">Some experts argue that better alignment between school timing and students&#x27; biological rhythms would enhance their opportunities later in life.</span></div><div><br/></div><div dir="ltr" style="line-height:1.38;margin-top:0pt;margin-bottom:0pt"><span style="vertical-align:baseline;white-space:pre-wrap">Ultimately, said Estevan, test and cognitive performance depended on good quality sleep. Studies tend to show that people who sleep longer perform better in tests.</span></div><div><br/></div><div dir="ltr" style="line-height:1.38;margin-top:0pt;margin-bottom:0pt"><span style="vertical-align:baseline;white-space:pre-wrap">Estevan said that can be explained by the importance of sleep for learning and good cognitive functioning. His research has found that doing an &#x27;all-nighter&#x27; to revise last-minute has a bad effect on test scores.</span></div><div><br/></div><div dir="ltr" style="line-height:1.38;margin-top:0pt;margin-bottom:0pt"><span style="vertical-align:baseline;white-space:pre-wrap">&quot;Around 15% of the students [in our study] did not sleep before the test, and they had the worst performance,&quot; said Estevan.</span></div><div><br/></div><div dir="ltr" style="line-height:1.38;margin-top:0pt;margin-bottom:0pt"><span style="vertical-align:baseline;white-space:pre-wrap">So, what&#x27;s the best way to get a good night&#x27;s sleep? Wang recommended keeping &quot;a regular sleep schedule, have a dark and quiet environment to sleep in, try to relax, do not consume caffeine or stimulants after nightfall, and reduce exposure to light at night, particularly before going to sleep.&quot;</span></div><div dir="ltr" style="line-height:1.38;margin-top:0pt;margin-bottom:0pt"><br/></div><div dir="ltr" style="line-height:1.38;margin-top:0pt;margin-bottom:0pt"><span style="vertical-align:baseline;white-space:pre-wrap"><a href="https://news.abs-cbn.com/spotlight/06/16/23/night-owls-die-earlier-due-to-drinking-smoking-study">Night owls die earlier due to drinking and smoking: study</a></span></div><div><br/></div><div dir="ltr" style="line-height:1.38;margin-top:0pt;margin-bottom:0pt"><span style="vertical-align:baseline;white-space:pre-wrap"><em>Edited by: Zulfikar Abbany</em></span></div><div><em><br/></em></div><div dir="ltr" style="line-height:1.38;margin-top:0pt;margin-bottom:0pt"><em></em><span style="vertical-align:baseline;white-space:pre-wrap"><em>Primary source:</em></span></div><div><em><br/></em></div><div dir="ltr" style="line-height:1.38;margin-top:0pt;margin-bottom:0pt"><em></em><span style="vertical-align:baseline;white-space:pre-wrap"><em>Sleep duration, chronotype, health and lifestyle factors affect cognition: A UK Biobank cross-sectional study; published by Raha West, Daqing Ma et al. in BMJ Public Health (July 2024) https://doi.org/10.1136/bmjph-2024-001000</em></span></div><div dir="ltr" style="line-height:1.38;margin-top:0pt;margin-bottom:0pt"><br/></div><div><em><br/></em></div><div><em><br/></em></div><div><br/></div>

<p>A study found that people who were more active in the evening performed better in cognitive tests than "morning people."</p>

A study found that people who were more active in the evening performed better in cognitive tests than "morning people."

Being a 'night owl' might make your brain sharper

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Being a 'night owl' might make your brain sharper

Deutsche Welle

Published Jul 12, 2024 10:23 AM PHT

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