nodding


Also found in: Dictionary, Thesaurus, Idioms, Encyclopedia, Wikipedia.
Related to nodding: nodding off
A brief episode of sleep of precipitous onset, lasting from a fraction of a second to 30 seconds. It occurs in night-shift fatigue, and is associated with excess daytime sleepiness and automatic behaviour
Aetiology Sleep deprivation, mental fatigue, sleep apnea, hypoxia, narcolepsy, or hypersomnia

nodding

(nŏd′ĭng)
Involuntary motion of the head downward, as when momentarily dozing.
References in periodicals archive ?
Nodding syndrome (NS) is a seizure disorder of unknown etiology that primarily affects children aged 3-18 years.
Clinical, neurological, and electrophysiological features of nodding syndrome in Kitgum, Uganda: an observational case series.
Clinical characteristics of people with head nodding in southern Tanzania.
The head nodding syndrome--clinical classification and possible causes.
Additionally, 14 case-patients were enrolled in the case series with the same criteria as the case-control study enrollment except for the age at head nodding onset.
Clinical findings included reports by caregivers of typical nodding episodes, other seizure-like activity, and apparent cognitive defects, but a relative lack of focal neurologic deficits.
Persons with suspected cases of nodding syndrome were then brought to the study site by caregivers, along with potential neighbor controls, and after screening by investigators, the first 38 pairs that fulfilled the case definition were enrolled in the study.
Mr Nodding, of Warsett Crescent, Skelton, has now been awarded a Royal Humane Society Certificate of Commendation for going to the aid of the 27-year-old at around noon on October 11 last year.
Mr Nodding said he just acted instinctively after realising the man was in trouble.
Mr Nodding got a first aid certificate while a despatch manager for Savoury Kitchens in Skelton four years ago.