1 Canker sores are small, painful ulcers on the inside of the mouth, tongue, lips, or throat.  Symptoms of canker sores include small, painful, crater-like ulcers.
Facebook is the biggest social network on the web, both in terms of name recognition and total number of users. With nearly 1.8 billion active users, Facebook is a great medium for connecting people from all over the world with your business. And the site is not only the biggest network, but it's also arguably the most versatile one.
Today, Facebook dominates social media. The worldâs largest social network boasts over 1 billion users, an impressive fraction of the 2.5 billion people who have Internet access worldwide. Google+ has also breached the 1 billion mark, but in terms of logins per day is quite far behind the champion.