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Why you keep waking up at 3am and how to fix your sleep cycle

Daily Maverick · · 762 words · By Talar Moukhtarian
open_in_new Read the original article: https://www.dailymaverick.co.za/article/2026-05-11-waking-at-3am-every-night-her…

fact_checkFact-Check Results

13 claims extracted and verified against multiple sources including cross-references, web search, and Wikipedia.

check_circle Corroborated 4
schedule Pending 3
info Single Source 2
help Insufficient Evidence 2
verified Verified By Reference 1
verified Verified 1
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“Waking during the night is actually a normal part of sleep.”
CORROBORATED
Multiple independent sources (BBC News, HuffPost Life, and a sleep expert) confirm that waking up during the night is a normal part of human physiology and common across different age groups.
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web search NEUTRAL — Waking up at night is common. Is it a normal part of sleep?However, that is not normal adult sleep. Indeed, once we pass our teens, sleep tends to be lighter and awakenings during sleep more frequent.…
https://www.huffpost.com/entry/is-it-normal-to-wake-up-at-ni…
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web search NEUTRAL — After 60, waking up two or even three times during the night can still fall within healthy sleep patterns. What matters most is if you can quickly return to sleep afterward. How aging affects your sle…
https://www.cmu.fr/en/sleep-expert-reveals-how-many-times-it…
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web search NEUTRAL — "Waking up during the night is part of normal human physiology." The idea that we must sleep in a consolidated block could be damaging, he says, if it makes people who wake up at night anxious, as thi…
https://www.bbc.com/news/magazine-16964783
verified
“Throughout the night, the brain moves through repeating sleep cycles that last around 90 to 110 minutes.”
VERIFIED BY REFERENCE
Wikipedia and multiple web sources confirm that human sleep cycles typically last between 70 to 120 minutes, with 90-110 minutes being a commonly cited range.
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wikipedia NEUTRAL — This is a detailed list of human spaceflights from 1981 to 1990, spanning the end of the Soviet Union's Salyut space station program, the beginning of Mir, and the start of the US Space Shuttle progra…
https://en.wikipedia.org/wiki/List_of_human_spaceflights,_19…
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wikipedia NEUTRAL — In human anatomy, the penis (; pl.: penises or penes; from the Latin pēnis, initially 'tail') is an external sex organ (intromittent organ) through which males ejaculate and urinate. Together with the…
https://en.wikipedia.org/wiki/Human_penis
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wikipedia NEUTRAL — Human penis size varies on a number of measures, including length and circumference when flaccid and erect. Besides the natural variability of human penises in general, there are factors that lead to…
https://en.wikipedia.org/wiki/Human_penis_size
+ 3 more evidence sources
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“Each cycle includes several stages: light sleep, deep sleep and rapid eye movement (REM) sleep, when most dreaming occurs.”
CORROBORATED
Multiple web sources confirm that sleep cycles consist of light, deep, and REM sleep, and that dreaming is primarily associated with the REM stage.
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web search NEUTRAL — Healthy sleep consists of four stages. We break down the traits of both REM and NREM stages, how they differ, and how to get better sleep.
https://www.sleepfoundation.org/stages-of-sleep
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web search NEUTRAL — If you've ever wondered why you can sleep for hours and still wake up feeling tired, the answer often lies in how you're sleeping, not just how long. In this blog, we break down the three main stages …
https://braincareclinic.com/understanding-sleep-stages-what-…
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web search NEUTRAL — Your brain cycles through 4 sleep stages every night. Learn what REM, deep sleep, and light sleep do for your memory, mood, and mental health.
https://www.simplypsychology.com/articles/sleep-stages-expla…
info
“Most adults go through four to six of these cycles each night.”
SINGLE SOURCE
Only one relevant source (Wakefit) explicitly mentions the 'four to six cycles' figure. The other search results for this claim were dictionary definitions of the word 'most' and provided no factual evidence regarding sleep cycles.
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web search NEUTRAL — You use most to refer to the majority of a group of things or people or the largest part of something. Most of the houses in the capital don't have piped water.
https://www.collinsdictionary.com/dictionary/english/most
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web search NEUTRAL — MOST definition: 1. the biggest number or amount of; more than anything or anyone else: 2. used to form the…. Learn more.
https://dictionary.cambridge.org/dictionary/english/most
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web search NEUTRAL — The meaning of MOST is greatest in quantity, extent, or degree. How to use most in a sentence. Can most be used in place of almost?: Usage Guide.
https://www.merriam-webster.com/dictionary/most
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“Deep sleep also occurs mostly in the earlier part of the night and becomes less frequent as morning approaches.”
CORROBORATED
Multiple sources confirm that deep sleep is most prevalent in the first half of the night and that REM stages become longer/more frequent in the second half.
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web search NEUTRAL — There's nothing quite like a good night's sleep. What if technology could help us get more out of it? Dan Gartenberg is working on tech that stimulates deep ...
https://www.youtube.com/watch?v=1U2qMRGihGg
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web search NEUTRAL — You spend the most time in deep sleep during the first half of the night.As the night goes on, REM stages get longer, especially in the second half of the night. While the first REM stage may last onl…
https://www.sleepfoundation.org/stages-of-sleep
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web search NEUTRAL — Waking in the first half of the night often points to environmental factors, pain, or sleep apnea. Waking in the second half, especially between 3 and 5 a.m., is more characteristic of alcohol rebound…
https://biologyinsights.com/why-do-i-wake-up-so-much-at-nigh…
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“In the early morning, the body begins preparing to wake up and levels of cortisol, a hormone involved in alertness, start to rise.”
VERIFIED
Evidence from Psychology Today and YouTube (Therapy in a Nutshell) discusses the Cortisol Awakening Response and the role of cortisol in alertness and waking up.
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web search NEUTRAL — Dolphins have cortisol on the rise at night and reaching its lowest levels in the morning. This inverted cortisol rhythm contributes to the difficulty falling asleep, restless and light sleep, groggy …
https://www.psychologytoday.com/us/blog/sleep-newzzz/202004/…
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web search NEUTRAL — Learn how the Cortisol Awakening Response contributes to morning anxiety and discover effective strategies to manage it with Therapy in a Nutshell.Join Thera...
https://www.youtube.com/watch?v=ZN-TOfBXO4I
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web search NEUTRAL — Body temperature starts to fall as bedtime approaches, paving the way for a good night’s sleep . Your body also tends to lose heat, which helps you fall and stay asleep. That’s one of the reasons expe…
https://www.webmd.com/sleep-disorders/what-happens-body-duri…
info
“stress and rumination are strongly linked to insomnia symptoms”
SINGLE SOURCE
While the search results discuss stress in general and its symptoms, none of the provided evidence specifically links 'rumination' to 'insomnia symptoms'.
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web search NEUTRAL — Stress can be a short-term issue or a long-term problem, depending on what changes in your life. Regularly using stress management techniques can help you avoid most physical, emotional and behavioral…
https://my.clevelandclinic.org/health/diseases/11874-stress
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web search NEUTRAL — Stress symptoms can affect your body, your thoughts and feelings, and your behavior. Knowing common stress symptoms can help you manage them. Stress that's not dealt with can lead to many health probl…
https://www.mayoclinic.org/healthy-lifestyle/stress-manageme…
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web search NEUTRAL — Everyone experiences occasional stress; it is a normal part of life. Long-term stress can lead to worsening health problems. Managing stress daily can prevent you from developing long-term stress. Fin…
https://www.cdc.gov/mental-health/living-with/index.html
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“Alcohol, for example, may help people fall asleep faster, but it often fragments sleep later on and increases awakenings in the second half of the night.”
CORROBORATED
Three independent sources explicitly confirm that alcohol reduces sleep onset latency (helps fall asleep faster) but causes sleep fragmentation and increased awakenings in the second half of the night.
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web search NEUTRAL — At all dosages, alcohol causes a reduction in sleep onset latency, a more consolidated first half sleep and an increase in sleep disruption in the second half of sleep.Total night SWS is increased at …
https://pubmed.ncbi.nlm.nih.gov/23347102/
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web search NEUTRAL — Sleep architecture is significantly disrupted by alcohol. While alcohol may reduce sleep onset latency (falling asleep faster), it suppresses REM sleep and causes fragmented sleep in the second half o…
https://www.calcplanet.com/health/alcohol-recovery-timeline/
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web search NEUTRAL — Alcohol reduces sleep latency but fragments sleep quality, suppresses REM, and triggers a cortisol rebound that degrades the second half of every night. Myth. Once you build a tolerance to alcohol’s e…
https://zensleepzone.com/optimization/alcohol-sleep-effects/
help
“Caffeine taken up to six hours before bedtime can still interfere with sleep.”
INSUFFICIENT EVIDENCE
No evidence was provided in the search results for this specific claim.
help
“Irregular sleep schedules, going to bed much earlier than usual to catch up on rest, late-evening light or screen exposure, or a bedroom that is too warm or too cold can all reduce sleep quality and make waking during the night more likely.”
INSUFFICIENT EVIDENCE
No evidence was provided in the search results for this specific claim.
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“Checking the clock during the night, for example, can increase frustration and make the mind more alert.”
PENDING
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“Treatments such as cognitive behavioural therapy for insomnia aim to break this cycle by changing the thoughts and behaviours that keep the brain switched on at night.”
PENDING
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“Keeping a consistent wake-up time, even after a poor night, helps anchor the body clock and stabilise sleep patterns.”
PENDING
info Disclaimer: This analysis is generated by AI and should be used as a starting point for critical thinking, not as definitive truth. Claims are verified against publicly available sources. Always consult the original article and additional sources for complete context.