* Lack of sleep

* Lack of sleep / exhaustion ;

Lack of sexual response during REM sleep may indicate that further evaluation by a urologist is required.

Lack of sleep produces ghrelin, which stimulates appetite and creates less leptin, which, among its many other effects, suppresses appetite.

# Lack of control: it is difficult to define the input resources with all the information required for control.

Repairs to Zero 1 units were no longer undertaken by Hornby due to them stating ' Lack of available parts required '.

Lack of proper training, limited access to sufficient quantities of a technology, and the extra time required for many implementations of technology are just a few of the reasons that technology is often not used extensively in the classroom.

Lack of either of these causes maturation failure in the process of erythropoiesis, which manifests clinically as reticulocytopenia, an abnormally low amount of reticulocytes.

* Lack of Control – When a company signs the contract allowing another company to produce their product, they lose a significant amount of control over that product.

Lack of rainfall and extreme temperatures may call for the development of shade and irrigation of a site to make it useable.

Lack of coordination may result in falls and injuries, in particular, in the elderly.

Lack of quality control in the canning process may allow ingress of water or micro-organisms.

# Lack of cro leaves the OR3 site unbound, so transcription from the P < sub > RM </ sub > promoter may occur, maintaining levels of cI.

Lack of hair may indicate an arterial circulation problem.

* Lack of faith may give place to incredulity ( as in atheism and agnosticism ), blasphemy or apostasy.

* Lack of hope may give place to despair or cynicism.

* Lack of love may give place to hatred, wrath or indifference.

Lack of reciprocation may, in such instances, actually serve to reinforce lessons learned in earlier, unhealthy bonding experiences, and hence to strengthen the limerence.

Lack of cytotoxicity in vivo may be due to the presence of ligands for their inhibitory receptors.

Lack of affordable housing and a poor selection of well-paying occupations may combine to create the necessity of many living close together.

Lack of a good oral seal ( lips together ) allows the gingiva ( gums ) to get dry and may get inflamed and irritated.

Lack of crying is also a natural, healthy reaction, potentially protective of the individual, and may also be seen as a sign of resilience.

Lack of adequate education about the meaning of test results ( especially relevant to tests that may have incidental and unimportant findings ) may cause an increase in symptoms.

* Lack of known physical cause: Schechter and Sarno state that a physical examination, tests and imaging studies may be needed to rule out serious conditions, such as tumors.

Lack of biotin, pyridoxine ( vitamin B6 ) and riboflavin ( vitamin B < sub > 2 </ sub >) may also be a cause.

* Lack of verification: News outlets may " parrot " as objective fact the unverified or disputed claims of one side.

* Lack of testing – The technology may be unreliable, or simply untested.

* Lack of absorptive capacity: The implementation of industrialization programmes may be constrained by ineffective disbursement, short-term bottlenecks, macroeconomic problems and volatility, loss of competitiveness and weakening of institutions.

Lurking is not entirely free of its prior negative connotation from its BBS roots: Lack of participation may be revealed by a user's post count, which would indicate lurking tendencies if they have been around for a while with low participation.

Lack of commercial viability was given as the major reason for the scheme's shelving, although strenuous public protest may also have been a major contributing factor, but a more modest successor scheme, the North Bank tunnel looks likely to proceed, with water rights being granted in September 2009.

Lack may also refer to:

The show never confirms what " TLC " stands for, although it is presumed to be a sarcastic reference to the widely used abbreviation for " Tender Loving Care ", but could equally refer to the alternative yet related abbreviation " Total Lack of Concern ".

When consciousness deserts the sleeping body and the wakeful world, it continues in the myriad progressions of the ever-present past and future, in a life as vibrant and real as the one left when the body tired and required sleep.

Where power consumption is important as in battery operated devices, interrupts may also wake a microcontroller from a low power sleep state where the processor is halted until required to do something by a peripheral event.

Windows 2000 is also the first Windows version to support hibernation at the operating system level ( OS-controlled ACPI S4 sleep state ) unlike Windows 98 which required special drivers from the hardware manufacturer or driver developer.

A common misperception is that the amount of sleep required decreases as a person ages.

Fatigue is different from drowsiness, where a patient feels that sleep is required.

For those whose RLS disrupts or prevents sleep or regular daily activities, medication may be required.

Since the phrase " soul sleep " does not occur either in the Bible or in early Anabaptist materials, an explanation is required for the origin of the term.

Members were required to sleep on wooden benches wide, with wooden blocks for pillows.

Furthermore, the editorial suggests that there is a range of normal sleep time required by healthy adults, and many indicators used to suggest chronic sleepiness among the population as a whole do not stand up to scientific scrutiny.

Before this gathering, Andorran witches were required to fast and to sleep, but they sleep with one eye open, because if they were late for the gathering, the Devil would punish them.

The pressure required by most patients with sleep apnea ranges between 6 and 14 cmH < sub > 2 </ sub > O.

He developed septic tonsillitis which made it difficult for him to breathe, eat and sleep, and ultimately required an operation to remove his tonsils in early 1936.

Unlike other Fear Factor episodes, contestants were required to sleep in the filthy Bates Motel between stunts, and were subjected to Fear Factor pranks and mini-challenges while in the motel.

This implies that the polysomnographic occurrence of REM sleep is not required for dreaming.

She and two others use psychic abilities to take out the cause of the incurable disease that required him to be put into the cryogenic sleep.

* There were no sheets on the dormitory beds and the canons were required to sleep in their habit

He was wealthy and kept a hostel, and had a geis which required him to sleep with any woman who stayed there unaccompanied.

Due to this extensive training, prosthodontists are required to treat complex cases, full-mouth rehabilitation, TMJ-related disorders, congenital disorderss, and sleep apnea by planning and fabricating various prostheses.

It is a widely-held tradition that if Reveille decides to sleep on a cadet's bed, that cadet is required to sleep on the floor.

The dosage required to induce hypnosis ( sleep ) can be as low as 6. 25 mg, but is usually effective in dosages of up to 25 mg. Higher doses are not recommended by the United States Food and Drug Administration, although single dosage recommendations of up to 50 mg are common in some countries, including Australia, where it is marketed under the names Restavit and Dozile.