My NCBI is changing, but a PubMed Log In is still your personal space on the NLM computer system for saving searches, search results, PubMed preferences, and for creating automatic email alerts. Click on the Log In link at the top right of the PubMed window to get started.
Notes:
You may store up to 100 searches per User Name.
Stored search strategies can be modified, and frequency of updates adjusted. MyNCBI Help: Saving and Managing Searches (text)
You can also create email alerts for articles from your favorite journals: