After a while, he said, merely walking into the bedroom is enough to cause brain activation.

The amount of brain activation generated by mental rotation decreased 29 percent if the person was also listening to a sentence.

Familiarity with a language reduces the brain activation required for its use.

However further studies on brain activation during this switching of languages needs to be done.

The precision lenses suppressed brain activation in those with migraines.

So while humans may show encoding difficulty, this is not related to overall brain activation.

Preliminary results suggest that reading intervention programs may change the patterns of brain activation in children at risk for dyslexia.

Patients suffering from major depression have been found to display greater brain activation to facial expressions of disgust.

Still, studies so far have come up with differing patterns of brain activation.

"Lying causes a very characteristic pattern of brain activation in seven different regions."