Neuroscience

The secret connection between anxiety and sleep

You may have experienced sleepless nights when you were anxious, stressed or too excited. Such emotions are well-known to affect wakefulness and can even cause insomnia, though the underlying mechanisms in our brain have ...

Neuroscience

Could fixing the body clock help people regain consciousness?

For people with severe brain injuries, researchers have found that the rhythm of daily fluctuations in body temperature is related to their level of consciousness, according to a preliminary study published in the April 19, ...

Neuroscience

Recovery from brain injury and better sleep go hand in hand

After a traumatic brain injury (TBI), people also experience major sleep problems, including changes in their sleep-wake cycle. A new study shows that recovering from these two conditions occurs in parallel. The study is ...

Neuroscience

Why does the brain remember dreams?

Some people recall a dream every morning, whereas others rarely recall one. A team led by Perrine Ruby, an Inserm Research Fellow at the Lyon Neuroscience Research Center, has studied the brain activity of these two types ...

Neuroscience

Dreaming is still possible even when the mind is blank

Isabelle Arnulf and colleagues from the Sleep Disorders Unit at the Université Pierre et Marie Curie (UPMC) have outlined case studies of patients with Auto-Activation Deficit who reported dreams when awakened from REM sleep ...

Neuroscience

Sleep boosts production of brain support cells

Sleep increases the reproduction of the cells that go on to form the insulating material on nerve cell projections in the brain and spinal cord known as myelin, according to an animal study published in the September 4 issue ...

Neuroscience

Researchers find new clue to cause of human narcolepsy

(Medical Xpress)—In 2000, researchers at the UCLA Center for Sleep Research published findings showing that people suffering from narcolepsy, a disorder characterized by uncontrollable periods of deep sleep, had 90 percent ...

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