Sleep disorders
A sleep disorder, or somnipathy, is a medical disorder of the sleep patterns of a person or animal. Some sleep disorders are serious enough to interfere with normal physical, mental, social and emoti...
Sleep disorders - Wikipedia
Developing Brain Regions In Children Hardest Hit By Sleep Deprivation
The reduced amount of sleep leads to an increased need for deep sleep in maturing areas of the brain. This affects posterior regions of the brain, which are involved in vision, spatial perception and...
Why It's Harder to Recover from Jet Lag When You Fly East
A new paper in the journal Chaos demonstrates why it's more difficult to adjust to a new time zone when traveling east compared with traveling west.
Brother And Sister Inherit Disease That Will Stop Them Ever Sleeping Again
A brother and sister have inherited a disease that will stop them from ever sleeping again - and which will eventually kill them. Lachlan and Hayley Webb from Queensland, Australia, suffer from a r...
What is melatonin and can it help me sleep?
The hormone may help you sleep better. But it’s still a lousy sleeping pill.
Scientists Find Gene Responsible For Sleep Deprivation And Metabolic Disorders
Acute sleep loss in humans is associated with increased appetite and insulin insensitivity, while chronically sleep-deprived individuals are more likely to develop obesity, metabolic syndrome, type 2 ...
Scientists Link Oversleeping to Premature Death
Scientists have linked oversleeping to premature death, in a recent study that further emphasizes the health benefits of being physically active. It was determined that oversleeping was actually just ...
The science behind power naps, and why they're so damn good for you
The stigma against napping is finally starting to wane — and for good reason. Taking a timeout to sleep during the day does much more than just give us a quick energy boost. It also confers some serio...
Staring at computers at night is frying your brain. Here's one easy fix...
Hardware solutions include adhesive screen protectors that filter blue light and even orange goggles, if you want to look extra cool after the sun goes down. But by far the easiest step is just to in...
Study Finds Jet Lag-Like Sleep Disruptions Spur Alzheimer’s Memory, Learning Loss
Chemical changes in brain cells caused by disturbances in the body’s day-night cycle may be a key underlying cause of the learning and memory loss associated with Alzheimer’s disease, according to a U...
Understanding Sleep Paralysis: Seven Interesting Facts You Should Know
Sleep paralysis is a malevolent experience. Something that can leave you in terror for days to come. Therefore, knowing the phenomenon well is essential. Sleep paralysis is not a very pleasant experie...
Why Do I Jerk Awake Right As I’m Falling Asleep?
You’re lying comfortably in bed, your heavy eyelids starting to close, when suddenly, you jerk awake, muscles tensed and gasping for air, because you feel like you just fell off a cliff. Then you look...
Struggles with sleep may affect heart disease risk
Are you getting enough quality sleep? Are you sleeping longer than you should? Poor sleep habits may put you at higher risk for early signs of heart disease when compared to those who get adequate, go...
Are we addicted to technology?
Meet the tech addiction therapist and the schools turning away from technology in the classroom.
Scientists Discover What Controls Waking Up And Going To Sleep
Northwestern University neuroscientists have discovered how an animal's biological clock wakes it up in the morning and puts it to sleep at night. In studies of fruit flies and mice and the brain circ...
The Vast Majority Of Schools Start Before 8:30 A.M., Which Is Earlier Than Doctors Recommend For Teens.
The American Academy of Pediatrics urges middle schools and high schools to start no earlier than 8:30 a.m. in order to allow teens -- who are biologically programmed to stay up later at night than ad...
Bedwetting
Nocturnal enuresis or nighttime urinary incontinence, commonly called bedwetting or sleepwetting, is involuntary urination while asleep after the age at which bladder control usually occurs. Nocturna...
Cataplexy
Cataplexy is a sudden and transient episode of muscle weakness accompanied by full conscious awareness, typically triggered by emotions such as laughing, crying, terror, etc. It is the cardinal sympt...
Cataplexy - Wikipedia
False awakening
A false awakening is a vivid and convincing dream about awakening from sleep, while the dreamer in reality continues to sleep. After a false awakening, subjects often dream they are performing daily m...
Fatal familial insomnia
Fatal familial insomnia (FFI) is a very rare autosomal dominant inherited prion disease of the brain. It is almost always caused by a mutation to the protein PrP, but can also develop spontaneously in...
Fatal familial insomnia - Wikipedia
Hypersomnia
In the 5th edition of the Diagnostic and Statistical Manual of Mental Disorders, published in May 2013, hypersomnia appears under sleep-wake disorders as hypersomnolence, of which there are several su...
Insomnia
Insomnia, or sleeplessness, is a sleep disorder in which there is an inability to fall asleep or to stay asleep as long as desired. While the term is sometimes used to describe a disorder demonstrate...
Insomnia - Wikipedia
Jet lag
Jet lag, medically referred to as desynchronosis and rarely as circadian dysrhythmia, is a physiological condition which results from alterations to the body's circadian rhythms resulting from rapid l...
Narcolepsy
Narcolepsy /ˈnɑrkəˌlɛpsi/, also known as hypnolepsy, is a chronic neurological disorder involving the loss of the brain's ability to regulate sleep-wake cycles normally. People with narcolepsy experie...
Night terror
A night terror, sleep terror or pavor nocturnus is a parasomnia or sleep disorder, causing feelings of terror or dread, and typically occurs during the first hours of stage 3-4 non-rapid eye movement ...
Nightmare disorder
Nightmare disorder, also known as 'dream anxiety disorder', is a sleep disorder characterized by frequent nightmares. The nightmares, which often portray the individual in a situation that jeopardizes...
Sleep apnea
Sleep apnea (or sleep apnoea in British English; /æpˈniːə/) is a sleep disorder characterized by pauses in breathing or instances of shallow or infrequent breathing during sleep. Each pause in breath...
Sleep apnea - Wikipedia
Sleepwalking
Sleepwalking, also known as somnambulism or noctambulism, is a sleep disorder belonging to the parasomnia family. Sleepwalkers arise from the slow wave sleep stage in a state of low consciousness and ...
Snoring
Snoring is the vibration of respiratory structures and the resulting sound, due to obstructed air movement during breathing while sleeping. In some cases the sound may be soft, but in other cases, it ...
Snoring - Wikipedia
Parasomnia
Parasomnias are a category of sleep disorders that involve abnormal movements, behaviors, emotions, perceptions, and dreams that occur while falling asleep, sleeping, between sleep stages, or during ...