Narcolepsy the French "narcolepsie". The French term was first used in 1880 by Jean-Baptiste-Édouard Gélineau, who used the Greek νάρκη ("narkē"), meaning "numbness", and λῆψις ("lepsis") meaning "attack". There are two main characteristics of narcolepsy: excessive daytime sleepiness and abnormal REM sleep. The first, excessive daytime sleepiness (EDS), occurs even after adequate night time sleep. A person with narcolepsy is likely to become drowsy or fall asleep, often at inappropriate times and places, or just be very tired throughout the day. Narcoleptics are not able to experience the amount of restorative deep sleep that healthy people experience – they are not
Medical certificate for certain legal procedures. Medical certificates are used to indicate eligibility of activity, such as the use of disabled parking. Medical certificates can also be used to describe a medical condition a person has, such as blindness. Medical certificates are often used to certify that someone is free of contagious diseases, drug addiction, mental illness, or other health issues. Health criteria are often required when making an application for something, such as an eye examination to get a driver's license. Other times medical criteria are presented voluntarily by an applicant in a self-assessment, without either a doctor or access to