alertness

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Here, the very irregularity of the interior environment, including the concrete surfaces — richer and more textured than I expected — heightened my alertness.

From Los Angeles Times • Apr. 22, 2026

Some did their exercises at times to match their body clock chronotype - the natural predisposition to morning or evening alertness - while others did the opposite.

From BBC • Apr. 14, 2026

Rather than acting only through absorption into the bloodstream, flavanols appear to function as a moderate stressor that stimulates the central nervous system, leading to heightened attention, alertness, and memory.

From Science Daily • Feb. 7, 2026

These findings suggest that a single control system may coordinate both attention and basic bodily functions such as fluid flow, heart rate, and alertness.

From Science Daily • Jan. 20, 2026

They cool the brain by bringing air high into the nasal passage, which has the effect of increasing alertness.

From "When You Reach Me" by Rebecca Stead