But it seemed that teenage physical activity was particularly important in terms of the prevention of cognitive impairments."

VOA: special.2010.07.07

"Some of our projects have looked at what we call situational impairments, which are challenges to accessibility that are caused more by the situation or context that the computer user is in instead of maybe as we usually think of accessibility as having to do with someone's own physical or cognitive state."

VOA: special.2011.04.18