Cataplexy is a sudden, brief loss of voluntary muscle tone triggered by strong emotions such as laughter, excitement, anger or fear. There is a strong association between cataplexy and narcolepsy, a ...

Sleep is of absolute necessity for us humans, although if one falls asleep all of a sudden while being awoken, it would cause a big trouble. The brain is equipped with sleep mechanism and wakefulness ...

Cataplexy refers to episodes of muscle weakness that typically occur with narcolepsy type one — roughly 75% of people with this sleep disorder experience cataplexy. But among the general population, ...