Sigma (Ï) values are experimental values that are assigned to substituents that take into account both a substituentâs resonance and inductive effects. The sigma value has a sign (+ or -) and a magnitude or numerical value.
Dr. Yu found that prone sleeping was strongly associated with all kinds of charged dreams, such as having sex, being locked up, being smothered or unable to breathe, having a love affair with a celebrity, seeing a UFO, and being naked.
Narcolepsy is a neurological disorder caused by the brain's inability to regulate sleep-wake cycles normally. The main features of narcolepsy are fatigue and cataplexy. The disease is also often associated with sudden sleep attacks, insomnia, dream-like hallucinations, and a condition called sleep paralysis.n order to understand the basics of narcolepsy, it is important to first review the features of normal sleep.. Sleep happens in cycles. When we fall asleep, we initially enter a light stage of sleep and then progress into increasingly deeper stages.