drowsiness


Also found in: Dictionary, Thesaurus, Legal, Wikipedia.

drows·i·ness

(drow'zē-nes),
A state of impaired awareness associated with a desire or inclination to sleep.

drowsiness

a decreased level of consciousness characterized by sleepiness and difficulty in remaining alert but easy arousal by stimuli. It may be caused by a lack of sleep, medications, substance abuse, or a cerebral disorder.

drowsiness

Medtalk Semiconsciousness; grogginess, sleepiness

drows·i·ness

(drow'zē-nĕs)
A state of impaired awareness associated with a desire or inclination to sleep.

Patient discussion about drowsiness

Q. I suffer of lack in energy lately, any advice? I’m 35, usually a strong guy but for the past 3 weeks I’ve been sleeping all day, doing nothing while awake, having no energy to do anything. Any one know a reason or what should I do?

A. Have you tried changing your diet? You may lack of vitamins or other essential materials that can cause drowsiness. Try eating vegetables and fruits. Force yourself to do a daily walk, 25 minutes, that’s all. and could be you got an infection that will take some time…

Q. What can cause chronic fatigue? For the last few weeks I’ve been having this strange fatigue, I sleep 12-14 hours at night (I used to sleep 6-7 hours), and I’m tired all day long. It really bothers me. What can is be?

A. Wow, there are so many…to give you a taste- here is a list. I guess some of them you can rule out pretty easily through checking your habits and other symptoms (if you have any):
http://www.wrongdiagnosis.com/symptoms/fatigue/common.htm

More discussions about drowsiness
References in periodicals archive ?
This new technology detects shallow drowsiness that even the driver is unaware of by non-contact measurement of blinking features and facial expressions, collects in-vehicle environment data to predict transitions in the driver's drowsiness level and senses and monitors the driver's level of thermal sensation, allowing the person to stay comfortably awake.
Strong evidence of drowsiness was found as there was a significant increase in reaction time and number of lapse following exposure to vibration in both conditions.
com/research/fentanyl-overdose/) Fentanyl overdoses  will result in low blood pressure, slowed heart rate, and excessive drowsiness.
Wake Me App monitors drivers for signs of drowsiness in specific stages, and issues escalating alerts accordingly.
The drowsy state data was recorded late at night when the subjects showed visible signs of drowsiness.
The most frequent symptom experienced by aviators during hypoxia was drowsiness that occurred in 21.
Side effects may include drowsiness, vomiting, nausea, liver toxicity and dry eye.
While a number of physiological factors can indicate drowsiness monitoring eyelid movements is generally less restrictive for the driver.
Bosch Driver Drowsiness Detection can be used in passenger cars and light commercial vehicles, and can also be integrated into various vehicle control units.
All six affected persons reported at least nine symptoms, and all had drowsiness, fatigue, and ataxia (Table 2).
The company has developed the Driver Attention Warning System in a bid to beat two major road problems - drowsiness and inattention.
Side effects such as constipation or drowsiness are heightened and, in the case of nursing mothers, higher morphine levels are passed on to infants.