Sleep, dreams, animal’s sleep.
People can fall asleep with their eyes open themselves and not to understand.So, whether a person is sleeping or not, can tell just a doctor after examination in the hospital.
There is no evidence that animals dream, but scientists say that some animals sleep phases are similar to humans. Elephants sleep standing position.Statistics show that one-sixth of VSU fatal traffic accidents arise due to falling asleep at the wheel.
Sleep noise weakens the immune system, even if the sleeper does not awaken.The only significant negative impacts on noise within the first 2 hours of sleep.
People sleeping in an average of 3 hours for less than chimpanzees, baboons and other primates. The average person sleeps third of his life.Koala sleeping up to 22 hours during the day.
When the ducks are sleeping, one hemisphere of their brain remains active.It allows to feel the impending predators.
Studies, the women should sleep in an hour longer than men.
Man without food can survive longer than without sleeping.Giraffes sleep only a day for about 2 hours. They distribute in 10 min. -long nap.
Long-term sleep deprivation can become a heart disease, diabetes and obesity causes.Human dream every night for about 2 hours. During this time, have at least about 4-6 dreams.
Adults and children, sleep deprivation responsive differently.Adults become drowsy, and children – hyperactive.There’s a disease in which illness, man sleeping initiates caress, have sex or masturbate.
Main health effects of sleep deprivation (See Wikipedia:Sleep deprivation). Model: Mikael Häggström. To discuss image, please see Template talk:Häggström diagrams (Photo credit: Wikipedia)
Within 5 min. the awakening of forgotten dream 50%, and after 10 min. – 90% .