"Parents are finally at the point where they realize this is not going away. They better figure out how to get on it and they'd better figure out how to use it," said Fogg-Phillips, who is a mother of eight in Las Vegas, Nevada. "It's a snowball effect. It's viral in a good sense."
There are now about 1.5 million female users older than 55 on the site -- roughly a 550 per cent increase over six months ago.
Read the full article: All in the Facebook family: older generation join social networks