alertness

The Mossad high command must surely be convening emergency meetings in an atmosphere of tension and heightened alertness.

Researchers have found that a long nap — of two hours or more — can significantly improve alertness for up to 24 hours.

And on the edges of evangelicalism, where alertness to “New Age” influence runs high, concern has bloomed into outrage.

Like all barbiturates, it can overwhelm alertness to the point of stopping the urge to breathe.

Navigating through high turbulence and electric storms needs total alertness.

Escape may occasionally develop mental alertness, but does not usually do so.

Then Sogrange's voice and the beat of his forefinger upon the table stiffened him into sudden alertness.

The prisoner, a few feet from them across the table, was suggestive of neither resistance nor mental alertness.

And she had the look of alertness and perfect health which often accompanies a happy temperament.

Life means to M. de Blowitz a mental activity and alertness that never sleep.