Sudden bleeding in the brain can cause a hemorrhagic stroke. The bleeding causes swelling of the brain and increased pressure in the skull. The swelling and pressure damage brain cells and tissues.
That means 651 million accounts â about four times the number of active Twitter users â have been registered and then been abandoned by their owners. Those 651 million accounts are Twitter's dark pool of users: the people who signed up and didn't like it. Their accounts continue to exist, unused, according to Twopcharts. We asked Twitter to tell us its total number of registered users, but the company declined to comment. Here's Twopcharts' data as of Nov. 5:
Webopedia's Twitter Dictionary will help you understand Twitter chat, Twitter abbreviations and Twitter slang. Twitter is a free microbloging, or social messaging tool that lets you stay connected to people through tweets, a Twitter-specific post that can contain up to 140 characters, images, or videos. Twitter is used largely for reporting real-time events, like sports, and sharing what you are doing at the moment.