The phrase "alertness from" is correct and usable in written English.
It can be used to describe a state of being alert that is derived from a specific source or cause.
Example: "The alertness from the caffeine boost helped her focus during the long meeting."
Alternatives: "awareness due to" or "vigilance resulting from".
She writes in short strokes of overlapping observation — an impressionistic narrative style that relies on timing and intonation and requires a special alertness from the generally excellent ensemble.
The Organization Celebrity is the star atop the Christmas tree of productivity and round-the-clock alertness from which we all hang.
According to Knutson, no matter how well or poorly you might have slept on a given night, your circadian rhythm naturally and gradually increases your alertness from the time you wake up until the early evening (minus that afternoon slump).
All categories of participants—evening types, morning types, and intermediate types had high levels of alertness from roughly 2 pm to 8 pm, but outside this window their alertness levels corresponded to their scores.
Propofol's known associated risk of bradycardia calls for alertness from a fetal cardiovascular viewpoint and extra caution is needed where the fetus is immature or has cardiovascular complications.
As part of the domain Attention & Concentration, Sustained Attention was assessed using the d2 Test [ 20], Alertness (attention span) was measured by the WAIS-III Digit Span Forward [ 19] and the subtest Alertness from the computerized TAP 2.1 [ 21].
Sparlon is a higher-dose version of Provigil, an alertness drug from Cephalon that was approved in 1998.
Guards have several states of alertness, ranging from normal to suspicious; they can become aware of the player's presence or can actively search for them.
The visual analog scale of subjective alertness ranged from 1 to 100, where higher values represented higher levels of alertness.
27 To assess attention deficits we used the Alertness test from the German Testbatterie zur Aufmerksamkeitsprufung or Test for Attentional Performance (TAP).
Improved alertness resulting from better sleep has been hypothesized as the reason for the beneficial effects on cognition observed in a trial in which a supervised exercise program was administered over eighteen weeks to twenty HF patients aged 63 ± 13 years, with NYHA III symptoms and LV ejection fraction 35% or less (Tanne et al 2005).
