The DEET-based products offered complete protection for the longest time, and higher concentrations worked best, the researchers said.
The stated NDI problems also raise questions for the NDI-5 items (personal care, concentration, work, driving, and recreation).
The NDI covers 10 dimensions of neck-specific disability, namely pain intensity, personal care, lifting, reading, headache, concentration, work, driving, sleeping, and recreation [ 6].
Dimensions explored in the NDI are neck pain intensity, personal care (washing, dressing, etc)., lifting, reading, headache, concentration, work, driving, sleeping and recreation [ 3].
The brief-NDI, from here forward referred to as the NDI-5, included the following items (in order of difficulty): Person care, Concentration, Work, Driving (rescored), and Recreation.
The journalist Ron Rosenbaum cherishes a personal theory of "competing concentration": working with the television on, he says, gives him a background distraction to focus against, keeping his attentional muscles flexed and strong.
Therefore, in this case, ethnic concentration works positively and promotes self-employment among immigrants.
Athol [19] suggested using the occupancy rather than the density for the flow-concentration works, however his suggestion became popular one decade later.
Concentration works like a muscle: Relax it after a sprint, and you'll find an increased capacity to focus. .
Executive functions refer to the cognitive processes that are necessary for concentration, working memory, behavioral regulation and academic performance [ 43].
