What Is Fatal Insomnia?
For a rare group of people, a scary disease called fatal familial insomnia (FFI), sleep deprivation can be fatal. When we lie awake chasing feverish thoughts, our thoughts slow down and tick off the passing … Read more
sleep
What Is A Dream Catcher?
The Native American Dream Catcher (or Dreamcatcher) was invented by a group of native American Indians from Woodland. Dream catchers look like a spider web and are constructed from wooden hoops attached to a woven … Read more
What Is Rem Sleep?
Rem sleep is characterized by rapid eye movements and closed eyelids. Today we report that the brain can be as active during sleep as it is when awake, and dreams are most vivid during sleep. … Read more
What Is ASMR?
Anyone who has not heard of ASMR (autonomous sensory meridian reaction) will find it strange, according to a new study. Defined as a soothing and pleasant sensation, often accompanied by a tingling sensation, ASMR occurs … Read more
What Is Circadian Rhythm?
One of the most important and well-known circadian rhythms in the human body is the sleep-wake cycle. A circadian rhythm is a 24-hour cycle that is part of the body’s internal clock and runs in … Read more
What Is Narcolepsy?
Narcolepsy is a genetic disorder caused by a combination of neuropeptides known as hypocretin and orexin in a part of the brain called the hypothalamus. The main feature of narcolepsy is excessive and overwhelming sleepiness … Read more
What Is Sleep Apnea?
Snoring is an annoying sound that occurs when air flows through relaxed tissue in the throat while sleeping. If you ever get woken up by a sudden snoring or if your partner nudges you to … Read more
What Is Melatonin?
Melatonin is a hormone produced primarily by the hypothalamus, a pea-sized gland located in the middle of the human brain. While some people consider melatonin a sleeping pill, it doesn’t work that way. Darkness triggers … Read more
What Is Dream Psychology?
The scientific study of dreams, conducted from a cognitive perspective since the 1960s, suggests that dreams have a meaning, as suggested by the old and early psychoanalysts. Freud suggested that they represent unconscious desires, while … Read more