There are a number of different citation managers available for you to use to keep track of the articles you are using for your literature review.
It is important to keep track of your searches and results as you conduct a literature review - it makes it easier to retrieve and cite sources throughout the process.
There are a few ways to do this:
RSS feeds are offered by journals and databases to to provide updates on new articles and tables of contents. Feeds are more flexible than emails but do require a "feed reader" software. Some web browser have a feed reader, like Safari.
Popular feed readers: