Sentence examples for brain is more alert from inspiring English sources

The brain is more alert and attentive.

The author suggested that, because we sleep in cycles about 90 minutes long, we should aim to wake up in the transition between sleep cycles, since the brain is more alert and refreshed at that time.

The hartebeest is more alert and cautious than other ungulates.

"He was more alert.

People are more alert".

I'm more alert".

They're more alert.

But he was more alert and focused.

"People will be more alert".

I'll be more alert".

"I'm going to be more alert, more watchful".