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Knowing Neurons

A creative neuroscience education website by young neuroscientists

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Sleep

Why are legislators trying to get rid of daylight saving time?

noviembre 6, 2021enero 6, 2022 Zoe Guttman 0 comentarios circadian clock, circadian rhythm, Daylight Savings, Legislation, Politics, Science Policy, Sleep

It’s that time of year again when the days are getting shorter and the clocks are moved back. While many of us may consider the biannual time change to be… Leer más

Image split in half with two backgrounds, day and night, with a watch in the center. A face on the watch is half awake on the day side of the image and asleep on the night side. Illustrated by McCall Sarrett.

Multilingual Spanish

Lo Que Aprendí al Realizar Seguimiento de Mi Sueño con Fitbit Durante Dos Meses

agosto 6, 2021 Joel Frohlich 0 comentarios Blood Oxygenation, EEG, Fitbit, Non-REM Sleep, Photoplethysmography, Polysomnography, PPG, REM sleep, Sleep, Sleep Apnea

Artículo original: What I Learned from Tracking My Sleep with Fitbit for Two Months, Joel Frohlich Traducido por Daniela Semerjian y Delaney Ivey ~~~ Si alguien me hubiera dicho hace… Leer más

Sleep Paralysis Feature Image

Multilingual Spanish

La Parálisis del Sueño ¿Qué es y qué lo causa?

junio 26, 2021agosto 6, 2021 Mira Rakicevic 0 comentarios Anxiety, Cataplexy, circadian rhythm, EEG, Electromyogram, Genetics, Hallucination, hypnagogic hallucination, Hypnopompic, Insomnia, Narcolepsy, NREM sleep, parasomnia, PER2, Polysomnography, REM sleep, Sleep, Sleep Apnea, Sleep Atonia, Sleep paralysis, estrés, Vestibular-motor Hallucination

Artículo original: Sleep Paralysis: What Is It and What Causes It?, Mira Rakicevic Traducido por Valia Gregory ~~~ La parálisis del sueño es un tipo de parasomnia (un término general… Leer más

Neuro Primer: Aging Feature Image

Multilingual Spanish

Neuro Cartilla: El Envejecimiento

junio 26, 2021agosto 6, 2021 Gabrielle Torre 1 Comentario AD, Age-related cognitive decline, Aging, ALS, Alzheimer's, Alzheimer’s disease, Amyloid, amyloid plaques, Baby Boomers, beta-amyloid, Brain activation, Brain cells, Cardiovascular health, Childhood, Cognición, Cognitive performance, Cortex, dementia, Disease, Executive function, Exercise, Genetics, glutamato, Hippocampus, Longevity, Memory, Memory decline, myelin, Nervous System, Neurogenesis, Neuroimaging, Neurons, Neuroplasticity, Neuroscience, Neurotransmitters, Normal aging, Parkinson's, Parkinson's Disease, Plasticity, Quality of life, Research, Science, Sleep, Sleep habits, Ventricles, Working memory

Artículo original: Neuro Primer: Aging, Gabrielle Torre Traducido por Daniela Semerjian ~~~ ¿Qué le sucede al cerebro en el envejecimiento? El envejecimiento normal viene con muchos cambios en la estructura… Leer más

Neuro Primer: Sleep

Multilingual Spanish

Neuro Cartilla: El Sueño

mayo 28, 2021agosto 6, 2021 Joel Frohlich 0 comentarios Adenosine, Alzheimer's, Alzheimer’s disease, ascending activating system, atonia, Brainstem, Caffeine, Coffee, Dreaming, dreams, general anesthesia, Hypnogram, locus coeruleus, NREM, Optic Chiasm, parasomnia, Raphe Nucleus, rapid eye movement sleep, REM, REM sleep behavior disorder, Sleep, Sleep paralysis, suprachiasmatic nucleus, synchronization, tuberomammillary nucleus

Artículo original: Neuro Primer: Sleep, Joel Frohlich Traducido por Daniela Semerjian. ~~~ Es fácil preguntar: “¿Por qué dormir?” Pero también podemos darle la vuelta a la pregunta: “¿Por qué despertarse?”… Leer más

Interviews Joel's Pick

So that’s what the claustrum does!

septiembre 24, 2020octubre 31, 2020 Joel Frohlich 2 Comentarios claustrum, Consciousness, Interviews, Joel's Pick, Optogenetics, Research, Sleep, sleep waves

Three years ago, I asked “What the heck is a claustrum?” In that piece, I described the mystery of this oddly shaped brain region, located just below the cerebral cortex.… Leer más

Sleep Paralysis Feature Image

Brain Basics Consciousness Neurological and Psychiatric Disorders Sensation and Perception Sleep

Sleep Paralysis: What Is It and What Causes It?

diciembre 30, 2019junio 3, 2021 Mira Rakicevic 2 Comentarios Anxiety, Cataplexy, circadian rhythm, EEG, Electromyogram, Genetics, Hallucination, hypnagogic hallucination, Hypnopompic, Insomnia, Narcolepsy, NREM sleep, parasomnia, PER2, Polysomnography, REM sleep, Sleep, Sleep Apnea, Sleep Atonia, Sleep paralysis, estrés, Vestibular-motor Hallucination

Sleep paralysis is a type of REM parasomnia or abnormal behavior that takes place during the REM sleep cycle. Also known as sleep atonia, this condition refers to the feeling… Leer más

Image split in half with two backgrounds, day and night, with a watch in the center. A face on the watch is half awake on the day side of the image and asleep on the night side. Illustrated by McCall Sarrett.

Collaborations Neuroscience Technologies Sleep

What I Learned from Tracking My Sleep with Fitbit for Two Months

agosto 28, 2019agosto 28, 2019 Joel Frohlich 1 Comentario Blood Oxygenation, EEG, Fitbit, Non-REM Sleep, Photoplethysmography, Polysomnography, PPG, REM sleep, Sleep, Sleep Apnea

If someone had told me a year ago that he sleeps with his watch on at night, I’d probably wonder just how eccentric of a personality I was dealing with.… Leer más

Neuro Primer: Sleep

Brain Basics Neuro Primer Neurological and Psychiatric Disorders

Neuro Primer: Sleep

marzo 20, 2019mayo 31, 2021 Joel Frohlich 0 comentarios Adenosine, Alzheimer's, Alzheimer’s disease, ascending activating system, atonia, Brainstem, Caffeine, Coffee, Dreaming, dreams, general anesthesia, Hypnogram, Hypothalamus, locus coeruleus, NREM, Optic Chiasm, parasomnia, Raphe Nucleus, rapid eye movement sleep, REM, REM sleep behavior disorder, Sleep, Sleep paralysis, suprachiasmatic nucleus, synchronization, tuberomammillary nucleus

Spanish Translation also available here: Neuro Cartilla: El Sueño ~~~ It’s easy to ask: “Why sleep?” But we can also turn the question on its head: “Why wake?” We need… Leer más

Neuro Primer: Aging Feature Image

Aging Brain Basics Neuro Primer Neurological and Psychiatric Disorders

Neuro Primer: Aging

octubre 10, 2018octubre 8, 2018 Gabrielle Torre 1 Comentario AD, Age-related cognitive decline, Aging, ALS, Alzheimer's, Alzheimer’s disease, Amyloid, amyloid plaques, Baby Boomers, beta-amyloid, Brain activation, Brain cells, Cardiovascular health, Childhood, Cognición, Cognitive performance, Cortex, dementia, Disease, Executive function, Exercise, Genetics, glutamato, Hippocampus, Longevity, Memory, Memory decline, myelin, Nervous System, Neurogenesis, Neuroimaging, Neurons, Neuroplasticity, Neuroscience, Neurotransmitters, Normal aging, Parkinson's, Parkinson's Disease, Plasticity, Quality of life, Research, Science, Sleep, Sleep habits, Ventricles, Working memory

What happens to the brain in aging? Normal aging comes with many changes in brain structure and function. As individuals approach the age of 65 years and above, they experience… Leer más

Consciousness Sleep

Our Dreams Have Many Purposes, Changing Across the Lifespan

julio 5, 2018 Patrick McNamara 0 comentarios Cerebro, Brain Disorders, Cognición, Cognitive neuroscience, Consciousness, Cortex, Dream, Dream state, Dreaming, dreams, EEG, Inception, Multiple personality disorder, Neuroscience, NREM sleep, REM sleep, Research, Science, Science of sleep, Sex differences, Sleep, Sleep disorders, sleep-wake cycle

lthough radically different in terms of their content and feel, the range of dream states are just as complex as waking states. If we look across an individual’s lifetime, we… Leer más

Brain Basics Culture Sleep

The Wisdom of the Sloth: Is Sleep a Lost Virtue?

junio 14, 2018octubre 8, 2019 Joel Frohlich 10 Comentarios Alzheimer’s disease, amyloid plaques, beta-amyloid, circadian rhythm, dreams, Salud, PET, Positron emission tomography, Sleep, sloth

In the sixth century, Pope Gregory I compiled an infamous list of seven deadly sins. Of these seven, sloth is the only sin named for an animal in English. But… Leer más

Big Ideas Consciousness Philosophy

Consciousness: The Final Frontier

febrero 21, 2018febrero 21, 2018 Joel Frohlich 2 Comentarios Anestesia, Cerebro, Cerebellum, Cerebral Cortex, complexity, Conscious, Consciousness, Cortex, Death, Evolution, Giulio Tononi, Human, Information, Integrated Information Theory, Lesions, Life, Neurons, Neurophilosophy, philosophy, Qualia, Seizure, Sleep, Solipsism, Systems, Thomas Nagel, Transcranial Magnetic Stimulaion, Zombies

When I walk through my kitchen, I smell fresh food and feel warmth radiating off of it. These internal, subjective experiences are called qualia. I assume that my refrigerator, my… Leer más

Brain Basics Neurological and Psychiatric Disorders Sleep

The inescapable nightmare of fatal familial insomnia

octubre 31, 2017octubre 31, 2017 Sean Noah 1 Comentario Cerebro, Cortex, Disease, Disorders, Fatal Familial Insomnia, FFI, Genetics, Insomnia, Molecular neuroscience, Neuroscience, Prions, Psychiatry, Sleep, Sleep disorders

A family curse During the early 1980’s, an Italian physician was investigating a mysterious and dreadful disease that had long plagued his family. In earlier generations, this disease had killed… Leer más

How to Give Thanks Like a Neuroscientist

noviembre 23, 2016junio 30, 2017 Anita 4 Comentarios Amygdala, Cerebro, Brain stem, Cortex, Cranial nerves, Emoji, Flight or fight, Food, Fusiform, Gratitude, gravy boat, Hippocampus, melatonin, Nerve, Neuroscience, Neuroscientist, olfactory, PLoS, PLOS Blogs, PLOS Neuro, Prefrontal, Pumpkin pie, Receptor, Sleep, suprachiasmatic nucleus, Thanks, Thanksgiving, Ventral, Ventral Tegmental Area, VTA

You’re on your way to the traditional Thanksgiving family get-together. You drive down a familiar street, locate your familiar house, and park in a familiar spot.… Leer más

Brain Basics Did You Know? Sleep Weird Animal Brain

Weird animal brain: Bottlenose dolphin

octubre 10, 2016junio 30, 2017 Kayleen Schreiber 0 comentarios Awake, Cerebro, Calf, Dolphin, Drown, EEG, Fact, Knowing Neurons, Mother, Neuroscience, Porpoise, Science, Sleep, Swim, WAKE, Whale

Marine mammals, such as dolphins, whales, and porpoises, spend their entire lives at sea. Like us, they need to breathe, avoid danger, and care for their young. Like us, they… Leer más

Did You Know? Sensation and Perception

This is Your Brain on Starbucks

octubre 6, 2016junio 30, 2017 Joel Frohlich 1 Comentario Adenosine, Adenosine triphosphate, ATP, Caffeine, Coffee, Espresso, Mescaline, neurotransmisor, Psychoactive, Sleep, Starbucks, Stimulate, Tea

My father often jokes that hundreds of years from now, future anthropologists will speak of the cult of the Seattle goddess, her shrine adorning every airport, shopping mall, and train… Leer más

52 Brain Facts Sleep

Myth or Fact? Your brain paralyzes your body when you sleep.

agosto 8, 2016junio 30, 2017 knowingneurons 0 comentarios 52 Brain Facts, Paralysis, REM, Sleep

Learning from Disorder: The Paradox of Information in the Brain

julio 20, 2016junio 30, 2017 Joel Frohlich 2 Comentarios Cerebro, Calcium, Carol Jung, Chaos, Chinese, Claude Shannon, Entropy, Experiments, Granule, Imaging, Information, Information theory, inhibitory, Komiyama, Mice, Mitral, Neurons, Neuroscience, Odor, Olfaction, Olfactory Bulb, paradox, Research, Seizure, Sleep, Sparse coding, theory, Videos, x, YouTube, z, Zebrafish

In Dante’s Inferno, the fifth circle of Hell is a place where the wrathful fight each other for eternity. Similarly, I often consider YouTube comments to be an extracanonical circle… Leer más

52 Brain Facts Sleep

Myth or Fact? A misfolded protein can cause you to never sleep again.

julio 4, 2016junio 30, 2017 knowingneurons 0 comentarios 52 Brain Facts, Cerebro, Disease, Fatal Familial Insomnia, FFI, gene, Insomnia, Misfolded, mutation, Neurons, Prion, Protein, Sleep, Thalamus

Myth or Fact? A single number can soon quantify your level of consciousness.

junio 6, 2016junio 30, 2017 knowingneurons 0 comentarios Asleep, Awake, Cerebro, Conscious, Consciousness, Giulio Tononi, Integrated Information Theory, Math, Mathematical, Phi, Sleep, State

Myth or Fact? We only dream when we sleep.

marzo 14, 2016marzo 13, 2016 knowingneurons 0 comentarios 52 Brain Facts, Day Dream, Dreaming, hypnagogic hallucination, Narcolepsy, Sleep

Myth or Fact? The mechanism by which caffeine keeps humans awake is a mystery.

noviembre 2, 2015 knowingneurons 0 comentarios 52 Brain Facts, Adenosine, Awake, Caffeine, Receptor, Sleep

Screensavers of the Brain: The Science of Dreaming

Consciousness Did You Know? Sleep

Screensavers of the Brain: The Science of Dreaming

septiembre 2, 2015julio 10, 2017 Joel Frohlich 0 comentarios Awake, Cycle, Dream, EEG, Hypnogram, K-complex, PGO, ponto-geniculo-occipital, Rapid eye movement, REM, Sleep, Spindle, waves

Each night, you place your head on your pillow, close your eyes, and, barring insomnia, you lose consciousness of the world around you, drifting into blissful oblivion. Eventually, you reawaken,… Leer más

Did You Know? Sleep

Messing with the ‘Flip-Flop’ Switch: Why Getting Sick Makes You Sleepy

agosto 26, 2015marzo 5, 2017 knowingneurons 0 comentarios Brainstem, Cytokines, Flip-flop, Grossberg, Histamine, Hypothalamus, Imeri, Narcolepsy, Neurotensin, Nishino, Orexin, Raphe Nucleus, Saper, serotonin, Sick, Sickness, Sleep, Switch

We all know how it feels to be sick. The fatigue, increased sleep, and general malaise that accompany a cold are the primary reasons people stay bedridden when ill. Even… Leer más

Neuro News SfN 2014 Sleep

WIDE AWAKE at #SfN14

noviembre 15, 2014marzo 5, 2017 Kate Fehlhaber 0 comentarios Amita Sehgal, Awake, Cerebro, Circadian, Circuits, Clock, Cycle, Drosophila, Fruit fly, GABA, HHMI, Johns Hopkins, Large ventrolateral neurons, Neurons, SfN14, Sha Liu, Sleep, WAKE, Wide awake, Wu Lab

There’s always one person snoring through the talk you’re trying to listen to at SfN. That person might even be you at some point during this meeting! Whether you are… Leer más

Sleep ‘til you’re Hungry. Eat ‘til you’re Sleepy. via Knowing Neurons

Neuro News Sensation and Perception Sleep

Sleep ‘til you’re Hungry. Eat ‘til you’re Sleepy.

noviembre 25, 2013marzo 5, 2017 Kate Fehlhaber 0 comentarios 2013, Brandeis, Drosophila, Fruit fly, Ghrelin, Hunger, Insomnia, Leslie Griffith, Neuron, Neuropeptide Y, NPY, obesity, Short Neuropeptide F Is a Sleep-Promoting Inhibitory Modulator, Sleep, sNPF

Have you ever tried to go to sleep hungry? Believe me, it doesn’t work. You just end up lying in bed, listening to your stomach growl, and dreaming about your… Leer más

Sweet Dreams or Amyloid Nightmares by Knowing Neurons

Aging Did You Know? Neurological and Psychiatric Disorders Sleep

Sweet Dreams or Amyloid Nightmares

noviembre 7, 2013marzo 5, 2017 Jillian L. Shaw 0 comentarios Alzheimer’s disease, Amyloid beta, amyloid-β plaques, Biomarker, circadian clock, circadian rhythm, David Holtzman, dementia, Disruption of the sleep-wake cycle and diurnal fluctuation of beta-amyloid in mice with Alzheimer's disease pathology, Hippocampus, Jee Hoon Roh, Memory, Microdialysis, Science Translational Medicine, Sleep

Sleep deprivation has become a badge of honor in our modern society. Competitions break out in coffee shop lines over who is functioning on the least number of Zzzzzs and… Leer más

Neuro News Neurological and Psychiatric Disorders Sleep

From Turkey Comas To New Disease Treatments

abril 22, 2013marzo 5, 2017 Kate Fehlhaber 0 comentarios 2013, Alzheimer's, Amino acid, BBB, Blood-brain barrier, Crystallography, Disease, Drug, Huntington's, KMO, Metabolism, Nature, Neurodegeneration, Neurodegenerative disease, Sleep, Structural basis of kynurenine 3-monooxygenase inhibition, Target, Therapy, Tryptophan, UPF648

Neurodegenerative disorders, like Huntington’s and Alzheimer’s disease, are devastating. As you can imagine, witnessing the slow and progressive loss of a loved one’s mental and emotional states is an extremely… Leer más

Neuro News Sleep

Disruption of Circadian Cycles Linked to Weight Gain

marzo 4, 2013marzo 5, 2017 Jooyeun Lee 3 Comentarios biological clock, BmaI1, circadian clock, circadian rhythm, diabetes, glucose, high-fat diet, Hypothalamus, insulin, insulin resistance, obesity, Sleep, sleep-wake cycle, suprachiasmatic nucleus

Every night during finals week, I studied into the wee hours of the morning and caught only a few hours of sleep. It was exhausting! After finals were over, I… Leer más

Learning and Memory Neuro News Neurological and Psychiatric Disorders Sleep

Let There Be Light!

diciembre 10, 2012marzo 5, 2017 JuanVelasquez 0 comentarios Aberrant light directly impairs mood and learning through melanopsin-expressing neurons, Cerebro, circadian rhythm, depresió, Fluoxetine, Hattar, ipRGC, Learning, melanopsin, Memory, Nature Neuroscience, Retinal ganglion cells, RGCs, Sleep

When I was an undergraduate student, I was an expert at pulling “all-nighter” study sessions prior to exams and project deadlines. Once everything was said and done the next day,… Leer más

can you learn while you sleep, knowing neurons,

Neuro News Sleep

Can you learn while you sleep?

noviembre 12, 2012marzo 5, 2017 Kate Fehlhaber 0 comentarios Arzi, Cerebro, Humans can learn new information during sleep, Learn, Learning, Nature Neuroscience, Neuroscience, Sleep, Stickgold, To sleep: perchance to learn

As a student, I have admittedly entertained the idea of learning by osmosis. Who wouldn’t want to catch some shut-eye with a textbook as your pillow and absorb all its… Leer más

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We strive to make neuroscience accessible to anyone interested in learning about the brain. Here, you can delve into the mind via stories, infographics, interviews, and more!

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