نتایج جستجو برای: alertness

تعداد نتایج: 2686  

2017
Anuj Maheshwari Narsingh Verma Anand Swaroop Manashi Bagchi Harry G. Preuss Kiran Tiwari Debasis Bagchi

Background: Dietary fiber rich fenugreek (Trigonella foenum-graecum) seeds have exhibited cardioprotective, hypolipidemic and other health benefits. Furosap (FS), an innovative, patented, 20% protodioscin-enriched extract was developed in our laboratory from fenugreek seeds. This study examined the free and total testosterone levels, sperm profile and morphology, sexual health, mood and mental ...

Journal: :Accident; analysis and prevention 2012
David Darwent Drew Dawson Gregory D Roach

Software-based biomathematical models of alertness provide a means to estimate fatigue-related risk in advance of a schedule being worked. Obtaining a good estimate of employees' sleep/wake behaviour during non-work periods is critical in obtaining accurate estimates of alertness. This is because estimates of alertness are generated based on estimated sleep and wake times, not rest and work tim...

Journal: :Lighting Research & Technology 2022

The impact of street lighting on the visual tasks pedestrians is well known, as are studies that have explored relationship between and pedestrians’ feelings safety. But there other, less investigated, possible effects light in mesopic situations. Research for has traditionally focused performance (e.g., obstacle detection, face recognition) people’s appraisals outdoor environment after dark. i...

Journal: :Journal of Education and Learning 2022

This study examined the interaction of alertness, self-efficacy, and intention in entrepreneurial behavior. research departed from efforts educational institutions to produce graduates with profiles. Data was collected through questionnaires distributed 530 respondents who had taken sharia entrepreneurship classes at a university Indonesia. The results showed that education positively affected ...

Journal: :Current Directions in Biomedical Engineering 2022

Abstract Acoustic or visual warning signals for workers in hazardous situations might fail under loud and/or lowvisibility work situations. A system that uses electrocutaneous stimulation can overcome this problem. The aim of pilot study was to find spatio-temporal patterns appropriate electrical warning. Eight electrode pairs were attached the upper right arm 16 participants. conducted with bi...

2008
Annika Smit Paul Eling Iria SanMiguel Loes Thijssen Anton Coenen

Performance fluctuates systematically during the day, which fluctuation is referred to as ‘diurnal variation’. Performance is maximal at midday and minimal in the morning and at night . However, a continuous decline over the waking day is sometimes found . If multiple testing sessions are conducted during mid-afternoon, a post-lunch dip is sometimes found . In order to clarify the task differen...

2013
Nayantara Santhi John A. Groeger Simon N. Archer Marina Gimenez Luc J. M. Schlangen Derk-Jan Dijk

The transition from sleep to wakefulness entails a temporary period of reduced alertness and impaired performance known as sleep inertia. The extent to which its severity varies with task and cognitive processes remains unclear. We examined sleep inertia in alertness, attention, working memory and cognitive throughput with the Karolinska Sleepiness Scale (KSS), the Psychomotor Vigilance Task (P...

Journal: :Journal of experimental psychology. Human perception and performance 2012
Noam Weinbach Avishai Henik

The current study focuses on the relationship between alerting and executive attention. Previous studies reported an increased flanker congruency effect following alerting cues. In the first two experiments, we found that the alertness-congruency interaction did not exist for all executive tasks (it appeared for a flanker task but not for a Stroop task). In Experiments 3 and 4, we show that ale...

2005
Philip Tucker Jane Barton Simon Folkard

Objectives-The generally agreed view is that there is no ideal shift system, and that most systems will have both advantages and disadvantages. As such, attention has been placed on trying to identify good and bad features of shift systems, with a view to minimising the possible ill health as a consequence of shiftwork. The present study focuses on the duration of the shift and looks at the imp...

2010
Nicolai J. Foss Peter G. Klein Per Bylund

We review and critique Israel Kirzner’s concept of the entrepreneur, offering three challenges to his basic analytical framework. First, we characterize Kirzner’s emphasis on equilibration as a departure from the causal-realist price theory of Menger and his nineteenthand twentiethcentury followers. Second, we contrast Kirzner’s idea of entrepreneurship as discovery with a more realistic, and o...

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