When we don't get enough sleep, parts of the neurons in our cerebral cortex take a break in the form of a short "nap" while we stay awake. These neuronal "blackouts" can cause attention lapses and poor cognitive performance.
Insomnia is common in Spain and affects one in five people. This is demonstrated by a study by the Vall d? Hebron University Hospital in Barcelona and the Stanford School of Medicine (USA), which shows that 40% of those surveyed over 65 years of age indicate sleep interruptions during the night as the main cause of this alteration.
Sleeping helps consolidate memory, is an effective beauty treatment, improves our motor skills and prevents premature death, in addition to fighting obesity. We tell you about it to commemorate World Sleep Day, which has been celebrated since 2008.
When we sleep with the light or television on, the risk of depression increases, according to a study by Ohio State University (USA) presented at the last annual meeting of the American Neuroscience Society in San Diego.
The success of a weight loss diet depends on the hours of sleep, according to a study from the University of Chicago. Specifically, by sleeping 5 hours we lose half as much fat as by sleeping 8 hours.
Researchers at Massachusetts General Hospital (USA) have discovered a brain wave pattern that predicts a person's ability to sleep despite outside noise. This discovery, published in Current Biology, could lead to new strategies to avoid noise disturbances from the brain, which would replace traditional earplugs.
These episodes of drowsiness, whose duration can vary between a few minutes and a few hours, usually occur when our level of alertness declines. This is essentially what happens during so-called nap time.
A recent American study reveals that, after sleeping more than 7 hours, we see colors as they are. However, as the day progresses and waking hours increase, our perception of colors changes and we perceive neutral gray as slightly greenish or slightly pink, depending on the person and their mood.
Danni Büchner is invited to Sam Dylan's Halloween party. But the "Goodbye Germany" emigrant has no desire for many other party guests. And find clear words.
