During rapid eye movement (REM) sleep – one of four stages in the sleep cycle – the body goes into a temporary paralysis to prevent one from acting out any dreams. This is a normal occurrence. However, some individuals regain awareness and panic when they find themselves unable to move or speak for up to several minutes. This is known as sleep paralysis, a condition identified by a brief loss of muscle control (atonia) that happens just after falling asleep or waking up. Many affected individual

Why do our eyes move during REM sleep? Scientists might have found out. #cgtnamerica | CGTN