Over time, he was able to restore his strength and mental clarity.

This lack of medicine and the coffee might give the man just a little more mental clarity.

The Neirling boost had taken effect, and he would have at least three hours of mental clarity.

And this seemed a very good moment to increase his mental clarity.

The effort to maintain mental clarity had been exhausting.

We may not be agitated in any perceptible way, but there is no mental clarity.

Fibromyalgia patients often experience a loss of mental clarity and problems with memory.

Then, in a brief return of mental clarity, he seemed to recall his situation.

Fresh air, and surrounding yourself in a natural environment can enhance mental clarity.

His body responded with a rush of mental clarity.