The elderly are lonely. Teens are lonely. People in cities and rural areas are lonely to such an extent that it is considered a public health issue.

One report found that nearly half of respondents said they sometimes or always felt alone. But there are steps you can take when you're f...

Or at least don't make them the star of the show. 

You are the star. Your slides are your aides--your backup singers. Use them intermittently.