One of the dangers of aging, you know, outside that whole dying thing, is the loss of cognitive function. Seniors can become confused, detached, and isolated. It’s been known for a while that exercise helps prevent this slow decline, but recent studies have shown that adding video games to these exercise programs boosts their effectiveness at combating the horrors of growing old. Interactivity is the key, and the lightly addicting design of video games helps to provide motivation to keep up their exercise routine. ScienceBlog has the story.