Alertness
21Caffeine — This article is about the stimulant drug. For other uses, see Caffeine (disambiguation). Caffeine Systematic (IUPAC) name …
22Methamphetamine — Meth and Tik redirect here. For other uses, see Meth (disambiguation) and Tik (disambiguation). This article is about the psychostimulant drug, methamphetamine, in both racemic and dextrorotatory forms. For the CNS inactive OTC nasal decongestant …
23Amphetamine — For other uses, see Amphetamine (disambiguation). Amphetamine Systematic (IUPAC) name …
24Sleep — Waking up redirects here. For other uses, see Waking Up (disambiguation). This article is about sleep in general; for specifically non human sleep see Sleep (non human); for other uses, see Sleep (disambiguation). Sleeping child Sleep is a… …
25Stimulant — Ritalin Slow Release (SR) 20 mg tablets. Stimulants (also referred to as psychostimulants) are psychoactive drugs which induce temporary improvements in either mental or physical function or both. Examples of these kinds of effects may include… …
26Dementia with Lewy bodies — Classification and external resources Lewy bodies are the pathophysiological characteristic of the disease ICD 10 G …
27Yawn — Yawning redirects here. For the fish species, see Yawning (fish). Joseph Ducreux pandiculating; self portrait ca. 1783 A yawn is a reflex of simultaneous inhalation of air and stretching of the eardrums, followed by exhalation of breath. P …
28Nap — For other uses, see Nap (disambiguation). Hammock napping on a patio, in Costa Rica A nap is a short period of sleep, usually during daytime. Naps may be taken when one becomes drowsy during the day or as a traditional daily practice. It is… …
29Information Operations Condition — (INFOCON) is a threat level system in the United States similar to that of FPCON. INFOCON is a defense system based primarily on the status of information systems and is a method used by the military to defend against a computer network attack.… …
30Circadian rhythm sleep disorder — Classification and external resources ICD 10 G47.2 ICD 9 327.3 …
