What Is An RSS Feed and How Do You Subscribe?
Many of us have come across web sites and blogs we’d like to visit on a regular basis, but there never seems to be enough time to keep going back to see if there’s been any updates. As an alternative, there’s a way for you to be automatically notified whenever something new is posted on one of your favorite sites. You do this by subscribing to an RSS feed, which alerts you whenever content that interests you appears on your favorite sites.
To subscribe to my blog, click on the orange feed icon 
that appears over to the left next to the word "Subscribe." That's all it takes. You'll be subscribed to this blog, and it will start showing up on your feed reader.
If you're like I was before I looked into this, you're asking yourself "what is a feed reader." A feed reader monitors the sites you designate so it can give you virtually real-time updates. Some browsers, like Internet Explorer, have feed readers built in and ready for your use. If your browser doesn't have a feed reader, you can get one by clicking on any of the options which appear in the Subscribe area.
I've found a number of pretty good web sites that explain feeds in greater detail than I've done in this article. Here's a list of these sites:
What Is RSS and How Do You Use It?
